Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: T-Mobile US Inc., 3 years.
T-Mobile US Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
T-Mobile US Inc. June 16, 202697.5%
-
T-Mobile US Inc. June 6, 202596.9%
-
T-Mobile US Inc. June 12, 202498.7%
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 |
|---|---|---|---|---|---|
| Jun 16, 2026 | T-Mobile US Inc. | Grant or award | +1,384 | — | — |
| Feb 21, 2026 | International Business Machines Corporation | Option exercise | +3,380 | — | — |
| Feb 21, 2026 | International Business Machines Corporation | Shares withheld for tax | −1,694 | $256.42 | $434,375 |
| Feb 21, 2026 | International Business Machines Corporation | Option exercise | +3,575 | — | — |
| Feb 21, 2026 | International Business Machines Corporation | Shares withheld for tax | −1,792 | $256.42 | $459,505 |
| Feb 21, 2026 | International Business Machines Corporation | Option exercise | +2,877 | — | — |
| Feb 21, 2026 | International Business Machines Corporation | Shares withheld for tax | −1,442 | $256.42 | $369,758 |
| Feb 18, 2026 | International Business Machines Corporation | Option exercise | +2,719 | — | — |
| Feb 18, 2026 | International Business Machines Corporation | Shares withheld for tax | −1,363 | $258.68 | $352,581 |
| Feb 1, 2026 | International Business Machines Corporation | Grant or award | +48,474 | — | — |
| Feb 1, 2026 | International Business Machines Corporation | Shares withheld for tax | −23,816 | $303.76 | $7,234,348 |
| Nov 5, 2025 | International Business Machines Corporation | Gift | −6,700 | — | — |
| Jun 8, 2025 | International Business Machines Corporation | Option exercise | +5,163 | — | — |
| Jun 8, 2025 | International Business Machines Corporation | Shares withheld for tax | −2,588 | $268.85 | $695,784 |
| Jun 6, 2025 | T-Mobile US Inc. | Grant or award | +1,038 | — | — |
Questions about James J. Kavanaugh
What boards is James J. Kavanaugh on?
James J. Kavanaugh sits on the board of T-Mobile US Inc.
How long has James J. Kavanaugh served on boards?
Our records show at least 3 years of board service across 1 board, the earliest from 2023.
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