Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Trane Technologies plc, 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Norfolk Southern Corporation May 8, 202699.4%
-
Norfolk Southern Corporation May 8, 202598.9%
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 |
|---|---|---|---|---|---|
| Sep 13, 2026 | Norfolk Southern Corporation | Option exercise | +2,653 | — | — |
| Sep 13, 2026 | Norfolk Southern Corporation | Shares withheld for tax | −1,035 | $323.30 | $334,616 |
| Jun 5, 2026 | Trane Technologies plc | Shares withheld for tax | −112 | $456.84 | $51,166 |
| Jun 5, 2026 | Trane Technologies plc | Grant or award | +438 | — | — |
| Jan 30, 2026 | Norfolk Southern Corporation | Option exercise | +2,979 | — | — |
| Jan 30, 2026 | Norfolk Southern Corporation | Option exercise | +712 | — | — |
| Jan 30, 2026 | Norfolk Southern Corporation | Shares withheld for tax | −279 | $289.24 | $80,698 |
| Jan 30, 2026 | Norfolk Southern Corporation | Shares withheld for tax | −1,165 | $289.24 | $336,965 |
| Jan 27, 2026 | Norfolk Southern Corporation | Option exercise | +775 | — | — |
| Jan 27, 2026 | Norfolk Southern Corporation | Shares withheld for tax | −303 | $289.91 | $87,843 |
| Jan 26, 2026 | Norfolk Southern Corporation | Option exercise | +625 | — | — |
| Jan 26, 2026 | Norfolk Southern Corporation | Shares withheld for tax | −245 | $288.31 | $70,636 |
| Sep 13, 2025 | Norfolk Southern Corporation | Option exercise | +2,653 | — | — |
| Sep 13, 2025 | Norfolk Southern Corporation | Shares withheld for tax | −1,039 | $275.00 | $285,725 |
| Jun 7, 2025 | Trane Technologies plc | Shares withheld for tax | −181 | $428.93 | $77,636 |
Questions about Mark R. George
What boards is Mark R. George on?
Mark R. George sits on the boards of Norfolk Southern Corporation and Trane Technologies plc.
What company is Mark R. George the CEO of?
Mark R. George is President & CEO of Norfolk Southern Corporation.
How long has Mark R. George served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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