1 institutions reported holding $2,366 of ATRIUM THERAPEUTICS INC (RNA2) in SEC 13F filings for 2026-03-31. Largest institutional holders: Byrne Asset Management LLC ($2,366). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Byrne Asset Management LLC | $2,366 | 177 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31