Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 11 years
- Director since
- 2023
11 years of board service in total across 3 boards, counting each seat separately. Longest: American International Group 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.
-
American International Group Inc. May 13, 202691.2%
-
Landstar System Inc. May 5, 202694.6%
-
Atlanta Braves Holdings Inc. June 10, 202592.8%
-
Landstar System Inc. May 16, 202591.2%
-
American International Group Inc. May 14, 202579.4%
-
American International Group Inc. May 15, 202493.9%
-
American International Group Inc. May 10, 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 |
|---|---|---|---|---|---|
| Jun 5, 2026 | Landstar System Inc. | Open-market sale | −11,246 | $221.28 | $2,488,515 |
| May 6, 2026 | Landstar System Inc. | Grant or award | +825 | — | — |
| Dec 4, 2025 | Atlanta Braves Holdings Inc. | Option exercise | +2,625 | — | — |
| May 19, 2025 | Landstar System Inc. | Grant or award | +1,043 | — | — |
| Dec 11, 2024 | Atlanta Braves Holdings Inc. | Option exercise | +1,462 | — | — |
| May 8, 2024 | Landstar System Inc. | Grant or award | +830 | — | — |
| Dec 8, 2023 | Atlanta Braves Holdings Inc. | Option exercise | +592 | — | — |
| May 11, 2023 | Landstar System Inc. | Grant or award | +851 | — | — |
Questions about Diana M. Murphy
What boards is Diana M. Murphy on?
Diana M. Murphy sits on the boards of American International Group Inc., Atlanta Braves Holdings Inc. and Landstar System Inc.
How long has Diana M. Murphy served on boards?
Our records show at least 11 years of board service across 3 boards, the earliest from 2023.
Reviews (0)
Sign in to write a review.
No reviews yet. Be the first to write one.