4 institutions reported holding $1.8M of SLM CORP (SLMAP) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($1.6M), SIMPLEX TRADING, LLC ($202,332), GROUP ONE TRADING LLC ($54,474), HRT FINANCIAL LP ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $1.6M | 60,700 | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $202,332 | 7,800 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $54,474 | 2,100 | Trimmed |
| 4 | HRT FINANCIAL LP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30