| Bella Baby Photography, LLC 401(k) Profit Sharing Plan and Trust | Bella Baby Photography, LLC | Naperville | IL | DC | 566 |
| Belleville Shoe Manufacturing Company Employee Savings & Investment Plan | Belleville Shoe Manufacturing Company DBA Belleville Boot Company | Belleville | IL | DC | 696 |
| Bell Flavors and Fragrances, Inc. Retirement Savings and Profit Sharing Plan | Bell Flavors & Fragrances, Inc. | Northbrook | IL | DC | 518 |
| Bel Wisconsin Hourly 401(k) Plan | Bel Brands USA, Inc. | Chicago | IL | DC | 133 |
| Benedictine University Defined Contribution Retirement Plan | Benedictine University | Lisle | IL | DC | 946 |
| Ben Tire Distributors, Ltd. 401(k) Plan | Ben Tire Distributors, Ltd. | Toledo | IL | DC | 278 |
| Berglund Construction Company 401(k) Retirement Plan | Berglund Construction Company | Chicago | IL | DC | 124 |
| Bergstrom Inc. Profit Sharing and Employee Savings Plan | Bergstrom Inc. | Rockford | IL | DC | 599 |
| Berlin Packaging L.L.C. 401(k) Plan | Berlin Packaging L.L.C. | Chicago | IL | DC | 1,238 |
| Berman Auto Group 401(k) Plan | Star Nissan | Niles | IL | DC | 383 |
| Bernard Zell Anshe Emet Day School Retirement Plan | Bernard Zell Anshe Emet Day School | Chicago | IL | DC | 269 |
| Berner Food & Beverage, LLC Profit Sharing 401(k) Plan | Berner Food & Beverage, LLC | Dakota | IL | DC | 753 |
| Bessemer Non-Contributory Pension Plan | Bessemer & Lake Erie Railroad Company | Homewood | IL | DB | 727 |
| Bethshan Association 403(b) Retirement Plan | Bethshan Association | Palos Heights | IL | DC | 136 |
| Beverly Farm Foundation 401(k) Plan | Beverly Farm Foundation Inc. | Godfrey | IL | DC | 329 |
| Beyond Finance, LLC 401(k) Plan | Beyond Finance, LLC | Chicago | IL | DC | 2,778 |
| BFKN Personal Retirement Plan a | Barack Ferrazzano Kirschbaum & Nagelberg LLP | Chicago | IL | DC | 145 |
| Bible League 401(k) Savings Plan | Bible League | Crete | IL | DC | 126 |
| Big Blue Swim School 401(k) Plan | Big Blue Swim School Holdco | Chicago | IL | DC | 362 |
| Big Bolt 401(k) Plan | Big Bolt, LLC | Bloomingdale | IL | DC | 144 |
| Bigtime Software, Inc. 401(k) Plan | Bigtime Software, Inc. | Chicago | IL | DC | 202 |
| Bill Doran Company Employee Savings and Retirement Plan | Bill Doran LLC | Rockford | IL | DC | 540 |
| Bill Jacobs Companies Section 401(k) Plan | Bill Jacobs Motorsport Holdings, Inc. | Naperville | IL | DC | 289 |
| Bimeda, Inc. 401(k) Retirement Plan | Bimeda, Inc. | Oakbrook Terrace | IL | DC | 342 |
| Biosciences Group 401(k) Plan | Paragon Biosciences LLC | Chicago | IL | DC | 148 |
| Birkey's Employee Stock Ownership Plan | Birkey's Farm Store, Inc. | Champaign | IL | DC | 645 |
| Birkey's Farm Store, Inc. 401(k) Profit Sharing Plan | Birkeys Farm Store Inc. | Champaign | IL | DC | 507 |
| Bisco, Inc. 401(k) Profit Sharing Plan | Bisco, Inc. | Shaumburg | IL | DC | 183 |
| Bitwise, Inc. 401(k) Retirement Plan | Bitwise, Inc. | Schaumburg | IL | DC | 211 |
| BJB Partners, LLC 401(k) Plan | BJB Partners, LLC | Park Ridge | IL | DC | 191 |
| Blachford Group Savings and Retirement Plan | Blachford, Inc. | West Chicago | IL | DC | 208 |
| Black Diamond Plumbing & Mechanical Inc. 401(k) Plan | Black Diamond Plumbing & Mechani | McHenry | IL | DC | 224 |
| Blackhawk Bank & Trust Employees' Profit Sharing & 401(k) Plan | Blackhawk Bank & Trust | Milan | IL | DC | 306 |
| Blackhawk Molding Co., Inc. 401(k) Profit Sharing Plan and Trust | Blackhawk Molding Co., Inc. | Addison | IL | DC | 130 |
| Blandin Paper Company Hourly Employees 401(k) Retirement Plan | Blandin Paper Company | Naperville | IL | DC | 520 |
| Blessing Corporate Services Employees Savings Plan | Blessing Corporate Services | Quincy | IL | DC | 5,460 |
| Blistex Retirement Savings Plan | Blistex Inc. | Oak Brook | IL | DC | 317 |
| Blitt & Gaines, P.C. Profit Sharing Plan and Trust | Blitt and Gaines, P.C. | Vernon Hills | IL | DC | 293 |
| Blue Chip 401(k) Plan | Poppin Jay, Inc. DBA Blue Chip | Northbrook | IL | DC | 204 |
| Blue Cross and Blue Shield Association Tax-Favored Savings Program | Blue Cross and Blue Shield Association | Chicago | IL | DC | 1,864 |
| Bluegrass Natural Resources, LLC 401(k) Plan | Bluegrass Natural Resources, LLC | Downers Grove | IL | DC | 408 |
| Blue Plate Catering, Ltd. 401(k) Plan and Trust | Blue Plate Catering, Ltd. | Chicago | IL | DC | 364 |
| Blue River Petcare Group, LLC 401(k) Plan | Blue River Petcare Group, LLC | Chicago | IL | DC | 3,756 |
| Blue Vista Capital Management 401(k) Plan | Blue Vista Capital Management, LLC | Chicago | IL | DC | 100 |
| Bluff City Materials, Inc. 401(k) Plan | Bluff City Materials, Inc. | Bartlett | IL | DC | 134 |
| Blunier Builders Inc. 401(k) Retirement Savings Plan | Blunier Builders Inc. | Washington | IL | DC | 327 |
| BMO 401(k) Savings Plan | BMO Financial Corp. | Chicago | IL | DC | 29,464 |
| BMO U.S. Pension Plan | BMO Financial Corp. | Chicago | IL | DB | 18,124 |
| Bobbie Noonan's Child Care 401(k) Plan | Bobbie Noonan's Child Care, LLC | Frankfort | IL | DC | 123 |
| Bob Loquercio Auto Group 401(k) Plan | Robert Loquercio Enterprises DBA Elgin Toyota | Streamwood | IL | DC | 1,062 |
| Bodine Electric Company Employee's Savings & Investment Plan | Bodine Electric Company | Northfield | IL | DC | 340 |
| Boise Paper Holdings, L.L.C. Consolidated Pension Plan | Packaging Corporation of America | Lake Forest | IL | DB | 4,523 |
| Bolin Enterprises, Inc. 401(k) Profit Sharing Plan | Bolin Enterprises, Inc. | Casey | IL | DC | 190 |
| Boots Retail USA, Inc. 401(k) Plan | Boots Retail USA, Inc. | Chicago | IL | DC | 197 |
| Bosch Braking Systems Thrift Plan | Robert Bosch LLC | Broadview | IL | DC | 177 |
| Bosch Savings Incentive Plan | Robert Bosch LLC | Broadview | IL | DC | 19,703 |
| Bosch Security Systems Retirement Savings Plan | Bosch Security Systems, Inc. | Broadview | IL | DC | 1,171 |
| Boss Holdings, Inc. 401(k) Profit Sharing Retirement Plan | Boss Holdings, Inc. | Kewanee | IL | DC | 176 |
| Bottleneck Management Restaurant Group 401(k) P/s Plan | Bottleneck Management Restaurant Group | Chicago | IL | DC | 800 |
| Bound to Stay Bound Books, Inc. 401(k) Profit Sharing Plan | Bound to Stay Bound Books, Inc. | Jacksonville | IL | DC | 135 |
| Bounteous, Inc. 401(k) Profit Sharing Plan | Bounteous, Inc. | Wheaton | IL | DC | 927 |
| Bourn and Koch, LLC 401(k) Profit Sharing Plan | Bourn and Koch, LLC | Rockford | IL | DC | 131 |
| Box Partners, LLC 401(k) Plan | Box Acquisitions, LLC (DBA Box Partners, LLC) | Elgin | IL | DC | 477 |
| Boys & Girls Clubs of Chicago 401(k) Plan | Boys & Girls Clubs of Chicago | Chicago | IL | DC | 462 |
| Brach's Confections, Inc. Retirement Plan | Barry Callebaut USA Service Company, Inc. | Chicago | IL | DB | 1,141 |
| Bradford Group 401(k) Plan | Bge, Ltd. | Niles | IL | DC | 646 |
| Bradley University Defined Contribution Plan | Bradley University | Peoria | IL | DC | 2,154 |
| Brainlab, Inc. 401(k) Plan | Brainlab, Inc. | Westchester | IL | DC | 612 |
| Brandenburg Industrial Service Company Profit Sharing and 401(k) Plan | Brandenburg Industrial Service Company | Elmhurst | IL | DC | 229 |
| Brandt Construction Co. 401(k) Savings Plan | Brandt Construction Company | Milan | IL | DC | 132 |
| Brehm Preparatory School Defined Contribution Plan | Brehm Preparatory School, Inc. | Carbondale | IL | DC | 192 |
| Brennan Equipment & Mfg., Inc. 401(k) Cross-Tested Profit Sharing Plan | Brennan Equipment & Mfg., Inc. | University Park | IL | DC | 118 |
| Bricklayers and Stone Masons of Illinois DC NO.1, B.A.C. Annuity Fund | Trustees of Bricklayers and Stone Masons Il DC No. 1 B.A.C. Annuity Fu | Elmhurst | IL | DC | 5,019 |
| Bricklayers of Indiana Retirement Plan | Board of Trustees Bricklayers of Indiana Retirement Plan | Oak Brook | IL | DC | 3,251 |
| Bridge Legal 401(k) Plan | Bridge Legal Technology LLC | Chicago | IL | DC | 158 |
| Bridgeway, Inc. 401(k) Profit Sharing Plan | Bridgeway, Inc. | Galesburg | IL | DC | 423 |
| Brightstar Operations, LLC 401(k) Plan | 24/7 Brightstar Operations, LLC | Bannockburn | IL | DC | 670 |
| Brilliance Motor Sales, Inc. 401(k) Retirement Savings Plan | Brilliance Motor Sales, Inc. | Crystal Lake | IL | DC | 155 |
| Broadwind, Inc. Employees' 401(k) Plan | Broadwind, Inc. | Cicero | IL | DC | 540 |
| Bronson & Bratton, Inc. Employees' Retirement Savings Plan | Bronson & Bratton, Inc. | Burr Ridge | IL | DC | 114 |
| Brookside Partners 401(k) Profit Sharing Plan | Brookside Partners, LLC | Bartlett | IL | DC | 169 |
| Brunswick Retirement Savings Plan | Brunswick Corporation | Mettawa | IL | DC | 1,890 |
| Brunswick Rewards Plan | Brunswick Corporation | Mettawa | IL | DC | 14,501 |
| Bswift LLC 401(k) Plan | Bswift LLC | Chicago | IL | DC | 1,234 |
| Buddobot, Inc. 401(k) Plan | Buddobot,inc. | Ofallon | IL | DC | 142 |
| Budnick Converting, Inc. 401(k) Plan | Budnick Converting, Inc. | Columbia | IL | DC | 150 |
| Builders Vision Retirement Plan | Builders Vision, LLC | Chicago | IL | DC | 112 |
| Build Inc. Employees Retirement Plan | Build Incorporated | Chicago | IL | DC | 239 |
| Built in, Inc. Plan | Built in, Inc. | Chicago | IL | DC | 196 |
| Buitoni Food Company 401(k) Plan | Buitoni Food Company | Chicago | IL | DC | 359 |
| Bukas Lighting Group, Inc. 401(k) Plan | Bukas Lighting Group, Inc. | St. Charles | IL | DC | 258 |
| Bulley and Andrews 401(k) Savings Plan | Bulley and Andrews, LLC | Chicago | IL | DC | 222 |
| Bunn-O-Matic Corporation 401(k) Savings Plan and Trust | Bunn-O-Matic Corporation | Springfield | IL | DC | 2,019 |
| Buona Beef Profit Sharing & 401(k) Plan and Trust | Buona Beef, LLC | Burr Ridge | IL | DC | 1,254 |
| Burke America 401(k) Plan | Burke America Parts Group, L.L.C. | Chicago | IL | DC | 225 |
| Burke Beverage, Inc. 401(k) Plan | Burke Beverage, Inc. | McCook | IL | DC | 134 |
| Burke, Warren, Mackay & Serritella, P.C. Profit Sharing Plan and Trust | Burke, Warren, Mackay & Serritella, P.C. | Chicago | IL | DC | 142 |
| Burrell Communications Group, LLC Profit Sharing/tax-Sheltered | Burrell Communications Group, LL | Chicago | IL | DC | 129 |
| Burwood Group, Inc. 401(k) Profit Sharing Plan | Burwood Group, Inc. | Oak Brook | IL | DC | 266 |
| Burwood Group, Inc. Employee Stock Ownership Plan | Burwood Group, Inc. | Oak Brook | IL | DC | 255 |
| Business Office Systems, Inc. Salary Reduction & Trust | Bos of Illinois, Inc. | Roselle | IL | DC | 216 |
| Buske Lines, Inc. Employee Retirement Plan | Buske Lines, Inc. | Edwardsville | IL | DC | 403 |
| Butera Finer Foods, Inc. Employee Retirement and Savings Plan | Butera Finer Foods, Inc. | Elgin | IL | DC | 301 |
| Butterfield Healthcare, Inc. 401(k) Retirement Plan | Butterfield Healthcare, Inc. d/b/a Meadowbrook Manor | Naperville | IL | DC | 1,031 |
| Byline Bancorp, Inc. 401(k) Plan | Byline Bancorp, Inc. | Chicago | IL | DC | 1,227 |
| Bystronic Inc. 401(k) Profit Sharing Plan | Bystronic Inc. | Hoffman Estates | IL | DC | 312 |
| By Your Side, LLC 401(k) Plan | By Your Side, LLC | Schaumburg | IL | DC | 499 |
| C5T Corporation 401(k) Plan | C5T Corporation | Scott Afb | IL | DC | 134 |
| Ca Carlin 401(k) Plan | Carlin Group Holdco | Schaumburg | IL | DC | 451 |
| Cadrex 401(k) Savings & Retirement Plan | Cadrex LLC | Romeoville | IL | DC | 1,532 |
| Calamos Profit Sharing 401(k) Plan | Calamos Investments LLC | Naperville | IL | DC | 599 |
| Caldic USA 401(k) Plan | Caldic USA Inc. | University Park | IL | DC | 110 |
| Callpod, Inc. 401(k) Plan | Callpod, Inc. | Chicago | IL | DC | 587 |
| Calumet Carton Company Employee Retirement Trust | Calumet Carton Company | South Holland | IL | DC | 158 |
| Cambium Networks, Inc. 401(k) Plan | Cambium Networks, Inc. | Hoffman Estates | IL | DC | 244 |
| Cambridge Brands Inc. Retirement and Savings Plan | Cambridge Brands, Inc. | Chicago | IL | DC | 243 |
| Camcraft Inc., 401(k) Plan and Trust | Camcraft, Inc. | Hanover Park | IL | DC | 448 |
| Campagna-Turano Bakery, Inc. Incentive 401(k) Savings Plan and Trust | Campagna-Turano Bakery, Inc. | Berwyn | IL | DC | 1,381 |
| Canadian National Railway Company Savings Plan for U.S. Operations | Grand Trunk Corporation | Homewood | IL | DC | 8,142 |
| Canopius US Retirement Savings Plan | Canopius US Insurance, Inc. | Chicago | IL | DC | 153 |
| Capgemini Financial Services USA, Inc. 401(k) Retirement Plan | Capgemini America, Inc. | Rosemont | IL | DC | 7,645 |
| Capital Accumulation Plan | Rochelle Foods, LLC | Rochelle | IL | DC | 5,887 |
| Caps Visual Communications, LLC 401(k) Plan | Caps Visual Communications, LLC | Chicago | IL | DC | 120 |
| Captive Resources 401(k) Plan | Captive Resources, LLC | Itasca | IL | DC | 552 |
| Caputo's New Farm Produce, Inc. 401(k) Plan | Caputo's New Farm Produce - Addison, Inc. | Carol Stream | IL | DC | 987 |
| Cardiac Imaging 401(k) Plan | Cardiac Imaging, Inc. | Oakbrook Terrace | IL | DC | 166 |
| Cardinal Law Group, Ltd. Retirement Plan | Cardinal Law Group, Ltd. | Evanston | IL | DC | 231 |
| Cardiothoracic & Vascular Surgical Associates, S.C. Retirement Savings Plan | Cardiothoracic & Vascular Surgical Associates, S.C. | Oakbrook Terrace | IL | DC | 110 |
| Careerbuilder, LLC 401(k) Plan | Careerbuilder, LLC | Chicago | IL | DC | 947 |
| Cargo Partner Network 401(k) Plan | Cargo Partner Network | Des Plaines | IL | DC | 117 |
| Carl Buddig and Company Deferred Benefit Plan | Carl Buddig and Company | Tinley Park | IL | DC | 1,101 |
| Carl Buddig and Company Union Employee Deferred Benefit Plan | Carl Buddig and Company | Tinley Park | IL | DC | 2,458 |
| Carle Foundation Hospital and Affiliates Matching Tsa Plan | Carle Foundation Hospital and Affiliates | Urbana | IL | DC | 18,886 |
| Carle Health Central Illinois Pension Plan | The Carle Foundation | Peoria | IL | DB | 2,935 |
| Carle Profit Sharing Plan | Carle Holding Company, Inc. | Urbana | IL | DC | 2,487 |
| Carlinville Area Hospital Association Savings and Protection Plan | Carlinville Area Hospital Association | Carlinville | IL | DC | 325 |
| Carole Robertson Center for Learning Retirement Savings Plan | Carole Robertson Center for Learning | Chicago | IL | DC | 343 |
| Carolina Wholesale Group 401(k) Plan | Carolina Wholesale Group, Inc. | Waukegan | IL | DC | 232 |
| Carpenters Pension Fund of Illinois | Board of Trustees of Carpenters Pension Fund of Illinois | Downers Grove | IL | DB | 17,735 |
| Carrollton Bank Employees 401(k) and Profit Sharing Plan | Carrollton Bank | Carrollton | IL | DC | 348 |
| Cars.com, LLC 401(k) Retirement Plan | Cars.com, LLC | Chicago | IL | DC | 2,557 |
| Carson Wealth Management Group 401(k) Profit Sharing Plan | Carson Group Holdings, LLC | Rockford | IL | DC | 507 |
| Carthage Veterinary Service, Ltd. Profit Sharing Plan | Carthage Veterinary Service, Ltd. | Carthage | IL | DC | 200 |
| Carus Capital Accumulation 401(k) Plan | Carus LLC | Peru | IL | DC | 258 |
| Carylon Corporation 401(k) Retirement Plan | Carylon Corporation | Chicago | IL | DC | 845 |
| Cassens Retirement Plan | Cassens Transport Company | Edwardsville | IL | DC | 234 |
| Cassens Transport Company Et Al Union 401(k) Plan | Cassens Transport Company | Edwardsville | IL | DC | 1,652 |
| Cassiday Schade Profit Sharing Plan and Trust | Cassiday Schade LLP | Chicago | IL | DC | 252 |
| Castle Auto Group 401(k) Plan | Castle Chevrolet, Inc. | Villa Park | IL | DC | 410 |
| Caterpillar Rail Division Retirement Savings Plan for Collectively Bargained Employees | Progress Rail Locomotive Inc. | Lagrange | IL | DC | 259 |
| Cave 401(k) Plan | Cave Enterprises Operations, LLC DBA Burger King | Chicago | IL | DC | 1,123 |
| Ca Ventures 401(k) Plan | Ca Ventures, LLC | Chicago | IL | DC | 305 |
| Cavu Holdings (Amer) Inc. 401(k) Plan | Cavu Holdings (Amer) Inc. | Chicago | IL | DC | 353 |
| Cbai 401(k) Multiple Employer Plan Adopted by 1870 Holdings, Inc. | 1870 Holdings, Inc. | Monmouth | IL | DC | 195 |
| Cboe Global Markets Smart Plan | Cboe Services Co. | Chicago | IL | DC | 1,634 |
| Cboe Global Markets Smart Plan | Cboe Services Co. | Chicago | IL | DC | 1,613 |
| CBSL Transportation Services Inc. 401(k) Plan | CBSL Transportation Services Inc. | Chicago | IL | DC | 343 |
| CCB Credit Services Inc. Retirement Plan | CCB Credit Services Inc. | Springfield | IL | DC | 118 |
| CCC Intelligent Solutions Inc. 401(k) Retirement Savings & Investment Plan | CCC Intelligent Solutions Inc. | Chicago | IL | DC | 2,867 |
| CC Industries and Affiliates Profit Sharing Plan for Salaried Employees | Henry Crown and Company S LLC d/b/a CC Industries, Inc. | Chicago | IL | DC | 408 |
| CC Industries and Affiliates Retirement Savings Plan for Salaried Employees | Henry Crown and Company S LLC d/b/a CC Industries, Inc. | Chicago | IL | DC | 502 |
| CCK Automations LLC 401(k) Retirement Plan | CCK Automations, LLC | Jacksonville | IL | DC | 298 |
| Ccmsi 401(k) Plan | Ccmsi Holdings, Inc. | Danville | IL | DC | 1,871 |
| Ccmsi Holdings, Inc. Employee Stock Ownership Plan | Ccmsi Holdings, Inc. | Danville | IL | DC | 1,797 |
| Ccsci Retirement Savings Plan | Cancer Care Specialists of Central Illinois, S.C. | Decatur | IL | DC | 271 |
| CCS Contractor Equipment & Supply 401(k) Profit Sharing Plan | CCS Contractor Equipment & Supply, Inc. | Naperville | IL | DC | 315 |
| CCS Employee Retirement Plan | Southwest Chicago Christian School Association | Palos Heights | IL | DC | 188 |
| CDH Profit Sharing Plan | CDH CPA LLC | Itasca | IL | DC | 131 |
| CDL 1000 401(k) Plan | CDL 1000, Inc. | Lyons | IL | DC | 151 |
| CDP Retirement Plan | Custom Data Processing | Romeoville | IL | DC | 154 |
| CDW Coworkers' Profit Sharing Plan | CDW LLC | Vernon Hills | IL | DC | 13,857 |
| Ceda of Cook County, Inc. Savings Plan | Community and Economic Development Association of Cook County, Inc. | Chicago | IL | DC | 570 |
| Cedar Electronics Corporation 401(k) Plan | Cedar Electronics Holdings Corp. | Arlington Heights | IL | DC | 159 |
| Cefcu Deferred Compensation Plan and Trust | Citizens Equity First Credit Union | Peoria | IL | DC | 1,223 |
| Cefcu Retirement Income Plan and Trust | Citizens Equity First Credit Union | Peoria | IL | DB | 1,224 |
| C.E.F.S. Economic Opportunity Corporation Plan | C.E.F.S. Economic Opportunity Corporation Plan | Effingham | IL | DC | 532 |
| Cement Masons' Local 502 and Plasterers' Area 5 an | Trustees of Cement Masons' Local 502 and Plasterers' Area 5 Annuity Fu | Bellwood | IL | DC | 2,479 |
| C.E. Niehoff & Co. Employee Stock Ownership Plan | C.E. Niehoff & Co. | Evanston | IL | DC | 409 |
| C. E. Niehoff Savings and Profit Sharing Plan | C.E. Niehoff & Co. | Evanston | IL | DC | 525 |
| Center for Research Libraries Defined Contribution Retirement Plan | Center for Research Libraries | Chicago | IL | DC | 121 |
| Centerpoint Properties Trust 401(k) Plan | Centerpoint Properties Trust | Oakbrook | IL | DC | 180 |
| Central Bank Illinois 401(k) Profit Sharing Plan | Central Bank Illinois | Geneseo | IL | DC | 201 |
| Central Baptist Village Retirement Savings Plan | Central Baptist Village | Norridge | IL | DC | 190 |
| Central Illinois Carpenters Retirement Savings Fun | Board of Trustees Central Illinois Carpenters Retirement Savings Fund | Lincoln | IL | DC | 8,248 |
| Central Illinois Radiological Associates, Ltd. 401(k) Profit Sharing Plan | Central Illinois Radiological Associates, Ltd. | East Peoria | IL | DC | 179 |
| Central Ink 401(k) Plan | Central Ink Corporation | West Chicago | IL | DC | 146 |
| Central Laborers Annuity Plan | Board of Trustees of Central Laborers Annuity Plan | Jacksonville | IL | DC | 24,935 |
| Central Laborers' Pension Fund | Board of Trustees of Central Laborers' Pension Fund | Jacksonville | IL | DB | 16,444 |
| Central States 401(k) Retirement Savings Plan | Central States, SE & SW Areas Health & Pension Funds | Chicago | IL | DC | 891 |
| Central States Joint Board and Allied Organizations Staff Pension Plan | Board of Trustees C.S.J.B. and Allied Organizations Staff Pension Plan | Hillside | IL | DB | 102 |
| Central States, Southeast & Southwest Areas Pension Plan | Trustees of Central States, SE and SW Areas Pension Fund | Chicago | IL | DB | 332,020 |
| Central Steel & Wire Company Retirement Plan | Central Steel & Wire Company LLC | University Park | IL | DB | 323 |
| Central Steel & Wire Company Savings Plan | Central Steel & Wire Company LLC | Chicago | IL | DC | 441 |
| Century Aluminum 401(k) Plan | Century Aluminum Company | Chicago | IL | DC | 1,867 |
| Century Aluminum Consolidated Retirement Plan | Century Aluminum Company | Chicago | IL | DB | 1,873 |
| Century Aluminum Sebree Hourly Pension Plan | Century Aluminum Sebree | Chicago | IL | DB | 1,276 |
| Ceramic Tile and Terrazzo Local 67 B.A.C. Annuity Trust Fund | Board of Trustees of Ceramic Tile and Terrazzo Local 67 B.a.c Annuity | Elmhurst | IL | DC | 1,468 |
| Certified Power, Inc. 401(k) Profit Sharing Plan and Trust Plan | Certified Power, Inc. | Mundelein | IL | DC | 676 |
| CFC, Inc. Employees' Profit Sharing & 401(k) Plan | CFC, Inc. d/b/a Columbus Foods | Des Plaines | IL | DC | 179 |
| CF Industries Holdings, Inc. 401(k) Plan | CF Industries Holdings, Inc. | Northbrook | IL | DC | 2,847 |
| CF Industries Holdings, Inc. Pension Plan | CF Industries Holdings, Inc. | Northbrook | IL | DB | 2,473 |
| CGN and Associates, Inc. Retirement Savings Plan | CGN and Associates, Inc. | Peoria | IL | DC | 141 |
| Chai Trust Company Advantage Retirement Savings Plan | Chai Trust Company, LLC d/b/a Equity Group Investments | Chicago | IL | DC | 209 |
| Chalet Employees' Retirement Savings Plan | L.J. Thalmann Co. | Wilmette | IL | DC | 332 |
| Challenger, Gray & Christmas, Inc. 401(k) Plan | Challenger Gray & Christmas, Inc. | Northfield | IL | DC | 429 |
| Challenge Unlimited 401(k) Plan | Challenge Unlimited Inc. | Alton | IL | DC | 635 |
| Chamberlain 401(k) Plan | The Chamberlain Group LLC | Oak Brook | IL | DC | 2,576 |
| Chapin Hall 403(b) Plan | Chapin Hall Center for Children | Chicago | IL | DC | 206 |
| Chapman and Cutler LLP Cash Balance Plan | Chapman and Cutler LLP | Chicago | IL | DB | 139 |
| Chapman and Cutler LLP Retirement Plan | Chapman and Cutler LLP | Chicago | IL | DC | 461 |
| Chapman and Cutler LLP Salary Deferral Plan for Attorney Employees | Chapman and Cutler LLP | Chicago | IL | DC | 235 |
| Chapman and Cutler LLP Salary Deferral Plan for Partners and Support Staff | Chapman and Cutler LLP | Chicago | IL | DC | 510 |
| Charger Water Treatment Products LLC. 401(k) Plan | Charger Water Treatment Products | Morton Grove | IL | DC | 195 |
| Charms Employees Retirement and Savings Plan | Charms LLC | Chicago | IL | DC | 506 |
| Charter Next Generation, Inc. 401(k) Plan | Charter Next Generation, Inc. | Chicago | IL | DC | 3,460 |
| Charter Senior Living 401(k) Plan | Charter Senior Living, LLC | Naperville | IL | DC | 1,950 |
| Chartis Group, LLC 401(k) Plan | The Chartis Group, LLC | Chicago | IL | DC | 1,145 |
| Chem-Plate Industries, Inc. 401(k) Plan | Chem-Plate Industries, Inc. | Elk Grove Village | IL | DC | 158 |
| Chervon North America, Inc. 401(k) Plan | Chervon North America, Inc. | Naperville | IL | DC | 348 |
| Chestnut Health Systems, Inc. 401(k) Retirement Plan | Chestnut Health Systems, Inc. | Bloomington | IL | DC | 1,125 |
| C.H. Hanson Co. Employees Profit Sharing & 401(k) Savings Plan | CH Hanson Co. | Naperville | IL | DC | 112 |
| Chicago Ambulance Alliance 401(k) Plan | Atg Management Services, Inc. | Tinley Park | IL | DC | 322 |
| Chicago Area Ib of T Pension Trust Fund | Board of Trustees of Chicago Area Ib of T Pension Trust Fund | Downers Grove | IL | DB | 2,586 |
| Chicago Area Ib of T Severance and Retirement Plan | Board of Trustees Chicago Area Ibt Severance and Retirement Trust Fund | Downers Grove | IL | DC | 4,735 |
| Chicago Bulls 401(k) Savings Plan Trust | Chicago Professional Sports Limited Partnership | Chicago | IL | DC | 284 |
| Chicago Communications, LLC 401(k) and Profit Sharing Plan | Chicago Communications LLC | Elmhurst | IL | DC | 135 |
| Chicago Cubs Associates Retirement Plan | Chicago Baseball Holdings, LLC | Chicago | IL | DC | 984 |
| Chicago Dryer Company Retirement Plan | Chicago Dryer Company | Chicago | IL | DC | 200 |
| Chicago Family Health Center, Inc. Employees Savings Trust | Chicago Family Health Center, Inc. | Chicago | IL | DC | 140 |
| Chicago Faucet Company Retirement and Savings Plan | The Chicago Faucet Company | Des Plaines | IL | DC | 243 |
| Chicago Fire FC 401(k) Plan | Chicago Fire Football Holdings, LLC | Chicago | IL | DC | 406 |
| Chicago Historical Society Defined Contribution Pension Pla | Chicago Historical Society | Chicago | IL | DC | 151 |
| Chicago Horticultural Society 403(b) Retirement Plan | Chicago Horticultural Society | Glencoe | IL | DC | 799 |
| Chicagoland Equipment & Supply, LLC 401(k) Plan | Chicagoland Equipment & Supply ,LLC | Hodgkins | IL | DC | 230 |
| Chicago Magnesium Casting Co. 401(k) Plan | Chicago Magnesium Casting Co. | Blue Island | IL | DC | 210 |
| Chicago Mercantile Exchange, Inc. 401(k) Savings Plan | Chicago Mercantile Exchange, Inc. | Chicago | IL | DC | 3,737 |
| Chicago Moving Picture Operators Union Local 110 of the IATSE & Mpmo Severance Trust | Cmpmou Local 110 of the IATSE & Mpmo Severance Trust | Chicago | IL | DB | 441 |
| Chicago Painters and Decorators Pension Fund | Board of Trustees of Chicago Painters and Decorators Pension FD | Darien | IL | DB | 6,443 |
| Chicago Painters and Decorators Retirement Savings | BD of Trustees of Chicago Painters & Decorators Retirement Savings FD | Darien | IL | DC | 3,116 |
| Chicago Patrolmen's Federal Credit Union 401(k) Plan | Chicago Patrolmen's Federal Credit Union | Chicago | IL | DC | 102 |
| Chicago Review Press Retirement Savings Plan | Chicago Review Press, Inc. | Chicago | IL | DC | 208 |
| Chicago Rivet & Machine Co. Profit Sharing Plan | Chicago Rivet & Machine Co. | Warrenville | IL | DC | 196 |
| Chicago Sun-Times Media Inc. 401(k) Plan | Chicago Sun-Times Media, Inc. | Chicago | IL | DC | 391 |
| Chicago Symphony Orchestra Association 403(b) Plan for Administrative Employees | Chicago Symphony Orchestra Association | Chicago | IL | DC | 200 |
| Chicago Symphony Orchestra Pension Plan | Board of Trustees of Chicago Symphony Orchestra Pension Plan | Chicago | IL | DB | 155 |
| Chicago Tile Institute Pension Fund | Board of Trustees - Chicago Tile Institute Pension Fund | Elmhurst | IL | DB | 1,459 |
| Chicago Tube and Iron Co. Employees' Profit Sharing & 401(k) Savings Plan | Chicago Tube and Iron Company | Romeoville | IL | DC | 441 |
| Chicago Urban League 401(k) Profit Sharing Plan & Trust | Chicago Urban League | Chicago | IL | DC | 204 |
| Chicago & Vicinity Laborers District Council Fund Office Staff 401(k) Plan | Chicago & Vicinity Laborers District Council Pension Fund | Westchester | IL | DC | 114 |
| Chicago & Vicinity Laborers' District Council Fund Office Staff Pension Plan | BD of Trts-Chgo & Vicin Laborers' Dist Coun FD Office Staff Pens Fund | Westchester | IL | DB | 212 |
| Chicago & Vicinity Laborers' District Council Pension Plan | BD of Trustees, Chicago & Vicinity Laborers' Distr. Council Pens Fund | Westchester | IL | DB | 30,331 |
| Chicago White Metal Casting, Inc. Profit Sharing & Savings Trust | Chicago White Metal Casting, Inc. | Bensenville | IL | DC | 216 |
| Chicago White Sox Employee Retirement Plan | Chicago White Sox | Chicago | IL | DC | 554 |
| Chicago Zoological Society Retirement Savings Plan | Chicago Zoological Society | Brookfield | IL | DC | 857 |
| Children's Home & Aid Society of Illinois 401(k) Plan | Children's Home & Aid Society of Illinois | Chicago | IL | DC | 1,361 |
| Children's Home Association of Illinois Retirement Plan | Children's Home Association of Illinois | Peoria | IL | DC | 577 |
| Chinese American Service League Retirement Plan | Chinese American Service League, Inc. | Chicago | IL | DC | 492 |
| Chinn Enterprises Inc. Profit Sharing and 401(k) Plan | Chinn Enterprises, Inc. | Wheeling | IL | DC | 133 |
| Chipman Design Architecture Inc. Employee Retirement Savings Plan | Chipman Design Architecture Inc. | Des Plaines | IL | DC | 123 |
| Choreo Retirement Plan | Choreo, LLC | Chicago | IL | DC | 249 |
| Chowbus 401(k) Plan | Chowbus, Inc. | Chicago | IL | DC | 155 |
| Christianity Today International Employees Retirement Plan | Christianity Today International | Wheaton | IL | DC | 116 |
| Christie Clinic 401(k) Profit Sharing Plan | Christie Business Holding Company, PC | Champaign | IL | DC | 1,400 |
| Christopher House Tax Deferred Annuity Plan | Christopher House | Chicago | IL | DC | 433 |
| Christopher Rural Health Planning Corporation Retirement Plan | Christopher Rural Health Planning Corporation | Christopher | IL | DC | 364 |
| Christ Panos Food Corporation 401(k) and Profit Sharing Plan | Christ Panos Food Corporation | Itasca | IL | DC | 270 |
| Chroma Color Corporation 401(k) Plan | Chroma Color Corporation | McHenry | IL | DC | 451 |
| Cibc Retirement Savings Plan for U.S. Employees | Canadian Imperial Bank of Commerce | Chicago | IL | DC | 5,370 |
| Cimco Resources, Inc. 401(k) Profit Sharing Plan | Cimco Resources, Inc. | Loves Park | IL | DC | 212 |
| Cincinnati Tool Steel Company Profit Sharing and 401(k) Plan | Cincinnati Tool Steel Company | Rockford | IL | DC | 135 |
| Circana 401(k) Retirement Savings Plan | Circana, LLC | Chicago | IL | DC | 4,989 |
| Cision US, Inc. Retirement Plan and Trust | Cision US, Inc. | Chicago | IL | DC | 2,584 |
| Citrus Health Group 401(k) Plan | Citrus Health Group, Inc. | Chicago | IL | DC | 202 |
| Cit Trucks Retirement Readiness Plan | Cit Trucks, LLC | Normal | IL | DC | 1,141 |
| Citygate Hospitality LLC Retirement Savings Plan | Citygate Hospitality LLC | Naperville | IL | DC | 175 |
| Civiltech Engineering, Inc. Profit Sharing Plan | Civiltech Engineering, Inc. | Itasca | IL | DC | 180 |
| Civis Analytics Retirement Savings Plan | Civis Analytics, Inc. | Chicago | IL | DC | 325 |
| CJ Logistics America 401(k) Plan | CJ Logistics America, LLC | Des Plaines | IL | DC | 3,461 |
| C & K Holdings 401(k) Plan | C & K Holdings, LLC | Chicago Ridge | IL | DC | 347 |
| Claire's Stores Inc. 401(k) Savings and Retirement Plan | Claire's Stores, Inc. | Hoffman Estates | IL | DC | 10,233 |
| Clare Holdings, LLC 401(k) Plan | Clare Holdings, LLC | North Aurora | IL | DC | 586 |
| Clarion Home Services Group 401(k) Plan | Clarion Home Services Group LLC | Lake Forest | IL | DC | 746 |
| Clarity Clinic, LLC | Clarity Clinic, LLC | Chicago | IL | DC | 298 |
| Clarity Partners, LLC 401(k) Plan and Trust | Clarity Partners, LLC | Chicago | IL | DC | 200 |
| Clark Dietz, Inc. Employees 401(k) Plan | Clark Dietz, Inc. | Champaign | IL | DC | 228 |
| Clark Dietz, Inc. Employee Stock Ownership Plan | Clark Dietz, Inc. | Champaign | IL | DC | 222 |
| Clark-Lindsey Village, Inc. 401(k) Plan | Clark-Lindsey Village, Inc. | Urbana | IL | DC | 201 |
| Clausen Miller, P.C. 401(k) Retirement Savings Plan | Clausen Miller, P.C. | Chicago | IL | DC | 290 |
| Clayco, Inc. 401(k) Profit Sharing Plan | Clayco, Inc. | Chicago | IL | DC | 3,005 |
| Clean Air Engineering 401(k) Plan | Clean Air Engineering, Inc. | Palatine | IL | DC | 140 |
| Clearbrook Pension Savings Plan | Clearbrook | Arlington Heights | IL | DC | 1,632 |
| Clearcover 401(k) Retirement Savings Plan | Clearcover, Inc. | Chicago | IL | DC | 655 |
| CL Enterprises 401(k) Plan | CL Enterprises, LLC | Peru | IL | DC | 845 |
| Cleo Communications Holding, LLC 401(k) Plan | Cleo Communications Holding, LLC | Rockford | IL | DC | 332 |
| Cleveland-Cliffs Hibbing Management Pension Plan | Cleveland-Cliffs Hibbing Management LLC | Chicago | IL | DB | 1,638 |
| Cleveland-Cliffs Steel LLC Pension Plan | Cleveland-Cliffs Steel LLC | Chicago | IL | DB | 10,492 |
| Climate Pros LLC 401(k) Profit Sharing Plan and Trust | Climate Pros LLC | Glendale Heights | IL | DC | 937 |
| Clinical Radiologists Profit Sharing Plan | Clinical Radiologists, S.C. | Glen Carbon | IL | DC | 115 |
| Clover Environmental Solutions LLC 401(k) Plan | Clover Environmental Solutions LLC | Ottawa | IL | DC | 652 |
| Clune Construction Company 401(k) Retirement Plan | Clune Construction Company, L.P. | Chicago | IL | DC | 1,120 |
| Clune Construction Company Employee Stock Ownership Plan | Killiney Holdings, Inc. | Chicago | IL | DC | 862 |
| CMT Profit SHARING/401(K) Plan | Crawford, Murphy and Tilly, Inc. | Springfield | IL | DC | 645 |
| Cna 401(k) Plan | Continental Casualty Company | Chicago | IL | DC | 9,297 |
| Cna Retirement Plan | Continental Casualty Company | Chicago | IL | DB | 5,741 |
| CNB Bank Shares, Inc. 401(k) | CNB Bank Shares, Inc. | Carlinville | IL | DC | 475 |
| CNC Logistics, Inc. 401(k) Plan | CNC Logistics, Inc. | North Aurora | IL | DC | 253 |
| Coalfire Systems, Inc. 401(k) Plan | Coalfire Systems, Inc. | Chicago | IL | DC | 1,340 |
| Coates US Inc. 401(k) and Profit Sharing Plan | Coates US Inc. | Chicago | IL | DC | 175 |
| Codilis & Associates, P. C. 401(k) Profit Sharing Plan | Codilis & Associates, P.C. | Burr Ridge | IL | DC | 341 |
| Coeur Mining Defined Contribution and 401(k) Plan | Coeur Mining, Inc. | Chicago | IL | DC | 1,764 |
| Coffman Truck Sales, Inc. 401(k) Plan | Coffman Truck Sales, Inc. | Aurora | IL | DC | 129 |
| Cognosante LLC 401(k) Plan | Cognosante, LLC | Lombard | IL | DC | 1,736 |
| Coilcraft Retirement Plan | Coilcraft, Inc. | Cary | IL | DC | 648 |
| Coilplus, Inc. Retirement Plan and Trust | Coilplus, Inc. | Rosemont | IL | DC | 789 |
| College of American Pathologists Employee's Retirement and 401(k) Plan | College of American Pathologists | Northfield | IL | DC | 969 |
| Collegis LLC 401(k) Plan | Collegis, LLC | Oak Brook | IL | DC | 580 |
| Collins Engineers, Inc. Profit Sharing and 401(k) Retirement Plan | Collins Engineers, Inc. | Chicago | IL | DC | 504 |
| Colony Display, LLC 401(k) Plan | Colony Display, LLC | Bartlett | IL | DC | 235 |
| Colson Group Holdings, LLC. Employees' Retirement Plan | Colson Group Holdings, LLC | Oakbrook Terrace | IL | DC | 651 |
| Columbia College Chicago Employees' Retirement Plan | Columbia College Chicago | Chicago | IL | DC | 2,568 |
| Columbia College Chicago Pension Plan | Columbia College Chicago | Chicago | IL | DB | 269 |
| Commercial Plastics Company 401(k) & Profit Sharing Plan | Commercial Plastics Company | Mundelein | IL | DC | 627 |
| Community Alternatives Unlimited 401(k) Plan | Community Alternatives Unlimited | Chicago | IL | DC | 185 |
| Community First Healthcare of Illinois, Inc. 401(k) Plan | Community First Healthcare of Il | Chicago | IL | DC | 1,027 |
| Community Link 401(k) Plan | Community Link, Inc. | Breese | IL | DC | 213 |
| Community Media Group Management Services, Inc. Retirement Savings Plan | Community Media Group Management Services, Inc. | West Frankfort | IL | DC | 602 |
| Community Specialists, Inc. 401(k) & Profit Sharing Plan | Community Specialists, Inc. | Chicago | IL | DC | 142 |
| Community Workshop Training Center 403(b) Plan | Community Workshop Training Center | Peoria | IL | DC | 135 |
| Com-Pac International Retirement Savings Plan | Com-Pac International | Carbondale | IL | DC | 166 |
| Compass Health Center, PLLC 401(k) Plan | Compass Health Center, PLLC | Northbrook | IL | DC | 812 |
| Compass Holding 401(k) Plan | Compass Management, LLC | Clarendon Hills | IL | DC | 170 |
| Compass Mortgage, Inc. 401(k) Plan | Compass Mortgage, Inc. | Warrenville | IL | DC | 162 |
| Compensation at Retirement Plan | The Boler Company | Schaumburg | IL | DB | 5,145 |
| Comprehensive Rehab Consultants 401(k) Plan | Comprehensive Rehab Consultants, PLLC | Lombard | IL | DC | 292 |
| Compsych Management Corporation Retirement Plan | Compsych Management Corporation | Chicago | IL | DC | 1,569 |
| Compusystems, Inc. 401(k) Profit Sharing Plan | Compusystems, Inc. | Lisle | IL | DC | 115 |
| Computing Technology Industry Association, Inc. 401(k) Plan | Comptia | Oakbrook Terrace | IL | DC | 546 |
| Conagra Brands, Inc. Jointly Administered Grain Millers Pension Plan | Conagra Brands, Inc. | Chicago | IL | DB | 2,538 |
| Conagra Brands, Inc. Pension Plan | Conagra Brands, Inc. | Chicago | IL | DB | 23,164 |
| Conagra Brands, Inc. Pension Plan for Hourly Rate Production Employees | Conagra Brands, Inc. | Chicago | IL | DB | 15,656 |
| Conagra Brands Retirement Income Savings Plan | Conagra Brands, Inc. | Chicago | IL | DC | 28,863 |
| Conagra Brands Retirement Income Savings Plan for Union Employees | Conagra Brands, Inc. | Chicago | IL | DC | 9,590 |
| Concentric Rockford Inc. Employees' 401(k) Savings Plan | Concentric Rockford Inc. | Rockford | IL | DC | 232 |
| Concentric Rockford Inc. Employees' Pension Plan | Concentric Rockford Inc. | Rockford | IL | DB | 470 |
| Concept Laboratories, Inc. 401(k) Profit Sharing Plan | Concept Laboratories, Inc. | Chicago | IL | DC | 159 |
| Concept Schools NFP 401(k) Profit Sharing Plan | Concept Schools NFP | Schaumburg | IL | DC | 165 |
| Concerto 401(k) Plan | Concerto Renal Services, LLC | Lincolnwood | IL | DC | 926 |
| Concordia Wireless Inc. 401(k) Profit Sharing Plan and Trust | Concordia Wireless Inc. | Carol Stream | IL | DC | 166 |
| Connor Co. Employees' Savings and Profit Sharing 401(k) Plan & Trust | Connor Co. | Peoria | IL | DC | 290 |
| Connor & Gallagher Onesource 401(k) Plan | Connor & Gallagher Insurance Service | Lisle | IL | DC | 141 |
| Connor & Gallagher Onesource, Inc. Multiple Employer Retirement Plan | Connor & Gallagher Onesource, Inc. | Lisle | IL | DC | 430 |
| Consociate Dansig 401(k) Plan | Consociate, Inc. | Decatur | IL | DC | 196 |
| Consolidated Electronic Wire & Cable Corp. Employee Stock Ownership Plan | Consolidated Electronic Wire & Cable Corporation | Franklin Park | IL | DC | 104 |
| Consolidated Employer Plan | Ozinga South Florida, Inc. | Mokena | IL | DC | 345 |
| Constellation Software (U.S.A.) Inc. Retirement Savings Plan | Csi USA Inc. | Chicago | IL | DC | 18,022 |
| Consulting Engineers Group Employees' Profit Sharing Plan | Ceg Group, Inc. | MT Prospect | IL | DC | 160 |
| Consulting Engineers Group Employee Stock Ownership Plan | Ceg Group, Inc. | Mount Prospect | IL | DC | 137 |
| Consumers Credit Union 401(k) Plan and Trust | Consumers Credit Union | Lake Forest | IL | DC | 568 |
| Consumers Credit Union Defined Benefit Plan and Trust | Consumers Credit Union | Lake Forest | IL | DB | 568 |
| Continental Datalabel, Inc. 401(k) Plan | Continental Datalabel, Inc. | Elgin | IL | DC | 142 |
| Continental Envelope Corporation Profit Sharing Plan | Continental Envelope Corporation | Geneva | IL | DC | 107 |
| Continental Micronesia, Inc. 401(k) Savings Plan | United Airlines, Inc. | Chicago | IL | DC | 1,355 |
| Control Solutions LLC 401(k) Profit Sharing Plan | Control Solutions LLC | Aurora | IL | DC | 117 |
| Convergint Technologies LLC 401(k) Profit-Sharing Plan | Convergint Technologies, LLC | Hoffman Estates | IL | DC | 6,683 |
| Cooper's Hawk Intermediate Holding, LLC 401(k) Plan | Cooper's Hawk Intermediate Holding, LLC | Downers Grove | IL | DC | 7,903 |
| Cope Plastics, Inc. Profit Sharing Plan | Cope Plastics, Inc. | Alton | IL | DC | 434 |
| Cordogan Clark & Associates, Inc. 401(k) Plan | Cordogan Clark & Associates, Inc. | Aurora | IL | DC | 161 |
| Core Spaces 401(k) Plan | Core Campus, LLC | Chicago | IL | DC | 1,006 |
| Cority 401(k) Plan | Cority Software (USA) Inc. | Chicago | IL | DC | 244 |
| Cornell Forge Company 401(k) Plan | Cornell Forge Company | Chicago | IL | DC | 106 |
| Corporate America Family Credit Union 401(k) Plan | Corporate America Family Credit Union | Elgin | IL | DC | 295 |
| Corporate Coverage Company, Inc. Employee Savings Plan | Corporate Coverage Company, Inc. | Chicago | IL | DC | 586 |
| Corrugated Supplies Company, LLC 401(k) Plan | Corrugated Supplies Company, LLC | Bedford Park | IL | DC | 227 |
| Cotter Consulting, Inc. 401(k) Savings Plan | Cotter Consulting, Inc. | Chicago | IL | DC | 167 |
| Counseling Connection, Inc. 401(k) Savings Plan | Counseling Connection, Inc. | Libertyville | IL | DC | 298 |
| Country/ Iaa 401(k) Plan | CC Services, Inc. | Bloomington | IL | DC | 5,689 |
| Covenant Retirement Plan | Covenant Aviation Security, LLC | Bolingbrook | IL | DC | 3,097 |
| Covista Inc. 401(k) Plan for Visiting Professors | Covista Inc. | Chicago | IL | DC | 5,450 |
| Covista Inc. Retirement Plan | Covista Inc. | Chicago | IL | DC | 7,588 |
| Cox Transfer, Inc. 401(k) Plan | Cox Transfer, Inc. | Eureka | IL | DC | 115 |
| Cozzini Bros., Inc. Employees' Profit Sharing and Savings Plan | Cozzini Bros., Inc. | Chicago | IL | DC | 956 |
| Cpi Employee Retirement Plan | Cast Products Inc. | Norridge | IL | DC | 122 |
| CP Kelco 401(k) Retirement Savings Plan | CP Kelco U.S., Inc. | Hoffman Estates | IL | DC | 375 |
| CP Kelco Nonunion 401(k) Retirement Savings Plan | CP Kelco U.S. Inc. | Hoffman Estates | IL | DC | 341 |
| CPT Network Solutions Inc. 401(k) Profit Sharing Plan & Trust | CPT Network Solutions Inc. | Wood Dale | IL | DC | 135 |
| Crafty 401(k) Plan | Crafty, LLC | Chicago | IL | DC | 428 |
| Crate & Barrel Holdings, Inc. Retirement Savings Plan | Euromarket Designs, Inc. D.B.A. Crate & Barrel, CB2, and Hudson Grace | Northbrook | IL | DC | 10,152 |
| Crawford Heating & Cooling, Inc. Profit Sharing Plan | Crawford Heating and Cooling, Inc. | Rock Island | IL | DC | 189 |
| Creative & Response Research Services, Inc. Eps and 401(k) Plan | Creative & Response Research Inc. | Chicago | IL | DC | 174 |
| Creative Werks LLC Retirement Plan | Creative Werks LLC | Elk Grove Village | IL | DC | 421 |
| Credit Union 1 401(k) Retirement Plan | Credit Union 1 | Rantoul | IL | DC | 475 |
| Creospan 401(k) Plan | Cyberbridge International, Inc. | Schaumburg | IL | DC | 167 |
| Crepes a Latte Catering Inc. Employee Stock Ownership Plan | Crepes a Latte Catering Inc. | Vernon Hills | IL | DC | 175 |
| Crescent Electric Supply Company 401(k) Plan | Crescent Electric Supply Company | East Dubuque | IL | DC | 2,589 |
| Cresset Administrative Services Corporation 401(k) Plan | Cresset Administrative Services Corporation | Chicago | IL | DC | 640 |
| Crest Foods Co., Inc. 401(k) and Profit Sharing Plan | Crest Foods Co., Inc. | Ashton | IL | DC | 572 |
| Cristo Rey Jesuit High School 401(k) Plan | Cristo Rey Jesuit High School | Chicago | IL | DC | 192 |
| CRM Employee Savings & Investment Plan | Channeled Resources, Inc. | Chicago | IL | DC | 163 |
| Crosscom National, LLC 401(k) Plan | Crosscom National, LLC | Buffalo Grove | IL | DC | 488 |
| Crossing Healthcare Retirement Plan | Community Health Improvement Center | Decatur | IL | DC | 178 |