| 1 | 9 | Tasa | Chicago, IL | $29.2B | 70,579 | Insignia |
| 2 | 45 | Mutual of Omaha Mortgage | Lombard, IL | $7.8B | 24,192 | Insignia |
| 3 | 50 | Guaranteed Rate Affinity, LLC | Chicago, IL | $7.0B | 15,936 | Insignia |
| 4 | 53 | BMO Harris Bank NA | Chicago, IL | $6.7B | 16,529 | Insignia |
| 5 | 97 | Originpoint, LLC | Chicago, IL | $3.9B | 5,971 | Insignia |
| 6 | 99 | HSBC Bank USA, NA | Chicago, IL | $3.8B | 3,065 | Insignia |
| 7 | 109 | KBHS Home Loans, LLC | Chicago, IL | $3.5B | 8,821 | Insignia |
| 8 | 125 | RF Renovo Management Company, LLC | Chicago, IL | $3.2B | 6,767 | Insignia |
| 9 | 127 | The Federal Savings Bank | Chicago, IL | $3.1B | 8,296 | Insignia |
| 10 | 156 | Barrington Bank & Trust Company, N.A. | Rosemont, IL | $2.7B | 7,752 | Insignia |
| 11 | 160 | Alliant Credit Union | Chicago, IL | $2.6B | 8,359 | Insignia |
| 12 | 295 | BPL Mortgage, LLC | Oakbrook Terrace, IL | $1.3B | 7,256 | Insignia |
| 13 | 334 | CIBC Bank USA | Chicago, IL | $1.1B | 541 | Insignia |
| 14 | 358 | American Portfolio Mortgage Corporation | Palatine, IL | $994M | 2,955 | Insignia |
| 15 | 381 | Baxter Credit Union | 340 N Milwaukee Ave, IL | $881M | 3,223 | Insignia |
| 16 | 401 | Premia Mortgage, LLC | Chicago, IL | $821M | 1,726 | Insignia |
| 17 | 470 | The Northern Trust Co | Chicago, IL | $688M | 289 | Insignia |
| 18 | 532 | Compass Mortgage, Inc. | Warrenville, IL | $601M | 1,796 | Insignia |
| 19 | 533 | A&N Mortgage Services, Inc. | Chicago, IL | $600M | 1,483 | Insignia |
| 20 | 572 | Wintrust Bank, N.A. | Rosemont, IL | $542M | 288 | Insignia |
| 21 | 593 | First American Bank | Elk Grove Village, IL | $518M | 2,588 | Insignia |
| 22 | 595 | Key Mortgage Services, Inc. | Schaumburg, IL | $516M | 1,456 | Insignia |
| 23 | 598 | Citizens Equity First Credit U | Peoria, IL | $513M | 3,231 | Insignia |
| 24 | 645 | FCB Banks | Collinsville, IL | $458M | 1,716 | Insignia |
| 25 | 698 | First Mid Bank and Trust, NA | Mattoon, IL | $408M | 1,610 | Insignia |
| 26 | 704 | Constructive Loans LLC | Oakbrook Terrace, IL | $401M | 1,588 | Insignia |
| 27 | 717 | Empeople Credit Union | Moline, IL | $389M | 2,166 | Insignia |
| 28 | 752 | Consumers Credit Union | Lake Forest, IL | $358M | 2,267 | Insignia |
| 29 | 782 | First State Mortgage Services | Bloomington, IL | $339M | 1,350 | Insignia |
| 30 | 783 | Busey Bank | Champaign, IL | $338M | 1,481 | Insignia |
| 31 | 788 | Old Second National Bank | Downers Grove, IL | $336M | 1,172 | Insignia |
| 32 | 833 | United Trust Bank | Palos Heights, IL | $300M | 998 | Insignia |
| 33 | 834 | Morton Community Bank | Morton, IL | $299M | 1,426 | Insignia |
| 34 | 837 | United Community Bank | Chatham, IL | $298M | 1,433 | Insignia |
| 35 | 838 | Diamond Residential MTG Corp | Lake Forest, IL | $298M | 1,205 | Insignia |
| 36 | 882 | Midland States Bank | Effingham, IL | $275M | 989 | Insignia |
| 37 | 915 | Success Lending, LLC | Schaumburg, IL | $260M | 875 | Insignia |
| 38 | 938 | Bank of Springfield | Springfield, IL | $249M | 957 | Insignia |
| 39 | 939 | United Home Loans, Inc. | Western Springs, IL | $249M | 576 | Insignia |
| 40 | 945 | Flanagan State Bank | Flanagan, IL | $247M | 1,140 | Insignia |
| 41 | 959 | Inb, National Association | Springfield, IL | $240M | 958 | Insignia |