13FRIBBON COMMUNICATIONS INC (RBBN)
4 tracked managers currently hold RBBN on their latest filing. Change is versus that manager’s previous filing. Reported as of quarter end, filed up to ~45 days later, not live positions.
Sort: Size Weight change
Sorted by reported value on the latest filing.
| Manager | Period | Change | Value | Weight | Prev weight | Shares | Δ shares |
|---|---|---|---|---|---|---|---|
| D. E. Shaw & Co., Inc. | Q2 2026 | ADD | $4.2M | 0.0 % | 0.0 % | 1,790,375 | +251,903 |
| CITADEL ADVISORS LLC | Q2 2026 | ADD | $2.9M | 0.0 % | 0.0 % | 1,241,200 | +666,211 |
| MILLENNIUM MANAGEMENT LLC | Q2 2026 | ADD | $1.6M | 0.0 % | 0.0 % | 698,458 | +207,138 |
| TWO SIGMA INVESTMENTS, LP | Q2 2026 | NEW | $239.1K | 0.0 % | — | 102,187 | NEW |