3 institutions reported holding $10,416 of TECTONIC THERAPEUTIC INC (TECX) in SEC 13F filings for 2026-06-30. Largest institutional holders: GAMMA Investing LLC ($9,969), EASTERN BANK ($447), Global Wealth Strategies & Associates ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GAMMA Investing LLC | $9,969 | 290 | Trimmed |
| 2 | EASTERN BANK | $447 | 13 | New |
| 3 | Global Wealth Strategies & Associates | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30