5 institutions reported holding $1.9M of ACCO BRANDS CORP COM (ACCO) in SEC 13F filings for 2026-06-30. Largest institutional holders: Assenagon Asset Management S.A. ($1.9M), GAMMA Investing LLC ($291), EASTERN BANK ($270), Hilltop National Bank ($0), Calder Financial LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | $1.9M | 464,056 | Added |
| 2 | GAMMA Investing LLC | $291 | 70 | Trimmed |
| 3 | EASTERN BANK | $270 | 65 | Hold |
| 4 | Hilltop National Bank | $0 | 0 | Exited |
| 5 | Calder Financial LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30