Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 7 months
- Director since
- 2026
7 months of board service in total across 1 board, counting each seat separately. Longest: Arm Holdings plc, 7 months.
Arm Holdings plc
Director
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 |
|---|---|---|---|---|---|
| Aug 7, 2026 | Arm Holdings plc | Gift | −9,572 | — | — |
| May 15, 2026 | Arm Holdings plc | Option exercise | +2,141 | — | — |
Questions about Jeffrey Sine
What boards is Jeffrey Sine on?
Jeffrey Sine sits on the board of Arm Holdings plc.
How long has Jeffrey Sine served on boards?
Our records show at least 7 months of board service across 1 board, the earliest from 2026.
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