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David Rubenstein → RBBN via Carlyle Group Inc.
David Rubenstein RBBN Position History
Ribbon Communications Inc.
Quarters held
1
Latest value
$530K
Q2 2026
Peak value
$530K
First seen
Q2 2026
Quarter-by-quarter history
Every disclosed snapshot
| Quarter | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|
| Q2 2026 | $530K | 16.1K | — | — |