5 institutions reported holding $27.4M of DIANTHUS THERAPEUTICS INC (DNTH) in SEC 13F filings for 2026-06-30. Largest institutional holders: Assenagon Asset Management S.A. ($27.4M), GAMMA Investing LLC ($29,634), Grove Bank & Trust ($5,946), EASTERN BANK ($975), MassMutual Private Wealth & Trust, FSB ($390). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | $27.4M | 280,649 | New |
| 2 | GAMMA Investing LLC | $29,634 | 304 | Added |
| 3 | Grove Bank & Trust | $5,946 | 61 | Added |
| 4 | EASTERN BANK | $975 | 10 | New |
| 5 | MassMutual Private Wealth & Trust, FSB | $390 | 4 | New |
Source: SEC Form 13F filings · as of 2026-06-30