1 institutions reported holding $1,372 of ATRIUM THERAPEUTICS INC (RNA2) in SEC 13F filings for 2026-06-30. Largest institutional holders: Byrne Asset Management LLC ($1,372). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Byrne Asset Management LLC | $1,372 | 102 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30