3 institutions reported holding $253,055 of HORIZON TECHNOLOGY FIN CORP (HTFCL) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($191,092), SIMPLEX TRADING, LLC ($38,313), GROUP ONE TRADING LLC ($23,650). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $191,092 | 40,400 | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $38,313 | 8,100 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $23,650 | 5,000 | Added |
Source: SEC Form 13F filings · as of 2026-06-30