Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 5 years
- Director since
- 2023
5 years of board service in total across 2 boards, counting each seat separately. Longest: RingCentral Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Starz Entertainment Corp. May 15, 202689.0%
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Starz Entertainment Corp. April 23, 202598.4%
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RingCentral Inc. December 31, 202490.6%
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RingCentral Inc. December 29, 202399.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 28, 2026 | Starz Entertainment Corp. | Grant or award | +973 | — | — |
| May 15, 2026 | Starz Entertainment Corp. | Grant or award | +6,488 | — | — |
| Jan 27, 2026 | Starz Entertainment Corp. | Grant or award | +2,376 | $10.52 | $24,996 |
| Jul 30, 2025 | Starz Entertainment Corp. | Grant or award | +556 | — | — |
| Jun 1, 2025 | RingCentral Inc. | Grant or award | +5,610 | — | — |
| May 9, 2025 | Starz Entertainment Corp. | Other | +13,825 | — | — |
| May 6, 2025 | Starz Entertainment Corp. | Other | +3,689 | — | — |
| May 6, 2025 | Starz Entertainment Corp. | Other | −25,179 | — | — |
| May 6, 2025 | Starz Entertainment Corp. | Other | −27,124 | — | — |
| Apr 1, 2025 | Starz Entertainment Corp. | Grant or award | +1,448 | $8.63 | $12,496 |
| Apr 1, 2025 | Starz Entertainment Corp. | Grant or award | +1,619 | $7.72 | $12,499 |
| Nov 29, 2024 | Starz Entertainment Corp. | Grant or award | +1,517 | $8.24 | $12,500 |
| Nov 29, 2024 | Starz Entertainment Corp. | Grant or award | +9,102 | — | — |
| Nov 29, 2024 | Starz Entertainment Corp. | Grant or award | +1,696 | $7.37 | $12,500 |
| Nov 29, 2024 | Starz Entertainment Corp. | Grant or award | +10,176 | — | — |
Questions about Mignon L. Clyburn
What boards is Mignon L. Clyburn on?
Mignon L. Clyburn sits on the boards of RingCentral Inc. and Starz Entertainment Corp.
How long has Mignon L. Clyburn served on boards?
Our records show at least 5 years of board service across 2 boards, the earliest from 2023.
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