RBBN: Ribbon Communications Inc. insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
1 open-market buys totaling $96K and 0 sales totaling - in the last 180 days.
Insider buys
| Score | Ticker | Company | Insider | Role | Trade date | Value | Holding + | Cluster |
|---|---|---|---|---|---|---|---|---|
| 42 | RBBN | Ribbon Communications Inc. | Mcclelland Bruce William | CEO | 2026-10-30 | $96K | 2% |
Institutional ownership (Q2 2026)
160 institutions reported holding $284.53M of Ribbon Communications Inc. on Form 13F (150 the quarter before). 22 opened a new position and 12 sold out. Shares held by institutions: -1%.
| Largest holders | Shares | Value |
|---|---|---|
| JPMORGAN CHASE & CO | 52,042,936 | $115.54M |
| NEUBERGER BERMAN GROUP LLC | 18,311,073 | $38.67M |
| BlackRock, Inc. | 7,146,590 | $16.72M |
| DIMENSIONAL FUND ADVISORS LP | 6,286,323 | $14.71M |
| ROYCE & ASSOCIATES LP | 5,090,927 | $11.91M |
| VANGUARD CAPITAL MANAGEMENT LLC | 3,925,626 | $9.19M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3,513,067 | $8.22M |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 3,036,398 | $7.11M |
| GEODE CAPITAL MANAGEMENT, LLC | 2,485,064 | $5.82M |
| Connor, Clark & Lunn Investment Management Ltd. | 2,213,134 | $5.18M |
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