5 institutions reported holding $1.1M of RIBBON COMMUNICATIONS INC COM (RBBN) in SEC 13F filings for 2026-06-30. Largest institutional holders: Silverberg Bernstein Capital Management LLC ($980,046), Assenagon Asset Management S.A. ($88,749), Trilogy Capital Inc. ($28,337), MassMutual Private Wealth & Trust, FSB ($892), CoreCap Advisors, LLC ($187). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Silverberg Bernstein Capital Management LLC | $980,046 | 418,823 | Trimmed |
| 2 | Assenagon Asset Management S.A. | $88,749 | 37,927 | Hold |
| 3 | Trilogy Capital Inc. | $28,337 | 12,110 | Trimmed |
| 4 | MassMutual Private Wealth & Trust, FSB | $892 | 381 | Hold |
| 5 | CoreCap Advisors, LLC | $187 | 80 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30