3 institutions reported holding $11.8M of HERCULES CAPITAL INC (HTGX-CL) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($6.5M), IMC-Chicago, LLC ($3.7M), SIMPLEX TRADING, LLC ($1.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $6.5M | 411,500 | Trimmed |
| 2 | IMC-Chicago, LLC | $3.7M | 235,700 | Added |
| 3 | SIMPLEX TRADING, LLC | $1.6M | 99,000 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30