3 institutions reported holding $629,730 of AMERICAN FINANCIAL GROUP INC (AFW-CL) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($447,808), SIMPLEX TRADING, LLC ($153,934), GROUP ONE TRADING LLC ($27,988). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $447,808 | 3,200 | Hold |
| 2 | SIMPLEX TRADING, LLC | $153,934 | 1,100 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $27,988 | 200 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30