2 institutions reported holding $54,648 of TPG MTG INVTS TR INC (MITTPRC) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($45,936), GROUP ONE TRADING LLC ($8,712). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $45,936 | 5,800 | Added |
| 2 | GROUP ONE TRADING LLC | $8,712 | 1,100 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30