4 institutions reported holding $57,884 of Quanterix Corp (QTRX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Post Resch Tallon Group Inc. ($54,000), MassMutual Private Wealth & Trust, FSB ($2,592), GAMMA Investing LLC ($1,292), Versant Capital Management, Inc ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Post Resch Tallon Group Inc. | $54,000 | 12,500 | Hold |
| 2 | MassMutual Private Wealth & Trust, FSB | $2,592 | 600 | New |
| 3 | GAMMA Investing LLC | $1,292 | 299 | Trimmed |
| 4 | Versant Capital Management, Inc | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30