George Mark R (CIK 1793198) reported 24 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-09). Recent activity: Sell TT (112 shares), Buy TT (438 shares), Buy NSC (2,979 shares), Buy NSC (712 shares), Sell NSC (279 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-09 | Trane Technologies plc (TT) | Director | Sell | 112 | $51,166 |
| 2026-06-09 | Trane Technologies plc (TT) | Director | Buy | 438 | $0 |
| 2026-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 2,979 | $0 |
| 2026-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 712 | $0 |
| 2026-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 279 | $80,698 |
| 2026-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 1,165 | $336,965 |
| 2026-01-28 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 625 | $0 |
| 2026-01-28 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 245 | $70,636 |
| 2026-01-28 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 775 | $0 |
| 2026-01-28 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 303 | $87,843 |
| 2025-09-16 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 2,653 | $0 |
| 2025-09-16 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 1,039 | $285,725 |
| 2025-06-10 | Trane Technologies plc (TT) | Director | Sell | 181 | $77,636 |
| 2025-06-09 | Trane Technologies plc (TT) | Director | Buy | 465 | $0 |
| 2025-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 1,638 | $0 |
| 2025-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 712 | $0 |
| 2025-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 280 | $72,033 |
| 2025-02-03 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 651 | $167,476 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 625 | $0 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 246 | $62,398 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 775 | $0 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 305 | $78,437 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Buy | 704 | $0 |
| 2025-01-30 | NORFOLK SOUTHERN CORP (NSC) | President & CEO | Sell | 277 | $70,801 |
Source: SEC Form 4 filings · as of 2026-06-09