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Among the 6 tracked institutional investors we monitor, RBBN (RIBBON COMMUNICATIONS INC) is held with a combined value of $43.17M across 17,556,373 shares. The largest holder is VANGUARD GROUP INC with a position worth $22.56M (0.00% of their portfolio). VANGUARD GROUP INC opened a new position in the most recent quarter. 2 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$43.17M
Total Shares Held
17,556,373
Institutional Holders
6
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $22.56M | 0.00% | New |
| 2 | BlackRock, Inc. | $14.25M | 0.00% | -12.3% |
| 3 | STATE STREET CORP | $4.05M | 0.00% | -9.0% |
| 4 | CITADEL ADVISORS LLC | $1.26M | 0.00% | +999.7% |
| 5 | MILLENNIUM MANAGEMENT LLC | $1.04M | 0.00% | +804.7% |
| 6 | FMR LLC | $11.07K | 0.00% | -60.7% |
As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of RBBN with a position worth $22.56M, representing 0.00% of their portfolio. In total, 6 institutional investors hold RBBN with a combined value of $43.17M.
In the most recent quarter, 1 fund opened a new position in RBBN. Additionally, 2 increased their holdings and 3 reduced their positions.
Institutional investors hold $43.17M worth of RBBN stock across 6 positions. The largest institutional holder is VANGUARD GROUP INC with $22.56M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For RBBN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their RBBN positions.