George Mark R has filed 55 insider transactions across 2 companies since January 2024.
Most recent transaction: a option exercise of 2979 shares of NORFOLK SOUTHERN CORP ($NSC) on January 30, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 2979 | $0.00 | 32,317.0000 | 225,300,000 | 8.44% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 712 | $0.00 | 35,296.0000 | 225,300,000 | 1.98% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 2979 | $0.00 | 21,897.0000 | 225,300,000 | 15.75% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 712 | $0.00 | 22,609.0000 | 225,300,000 | 3.25% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 279 | $289.24 | 22,330.0000 | 225,300,000 | 1.23% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 1165 | $289.24 | 21,165.0000 | 225,300,000 | 5.22% | 0.00% |
| Jan. 30, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | A | Restricted Stock Units | 18998 | $0.00 | 36,008.0000 | 225,300,000 | 111.69% | 0.01% |
| Jan. 27, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 775 | $0.00 | 19,221.0000 | 225,300,000 | 4.20% | 0.00% |
| Jan. 26, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 625 | $0.00 | 18,691.0000 | 225,300,000 | 3.46% | 0.00% |
| Jan. 27, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 775 | $0.00 | 17,010.0000 | 225,300,000 | 4.36% | 0.00% |
| Jan. 26, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 625 | $0.00 | 17,785.0000 | 225,300,000 | 3.39% | 0.00% |
| Jan. 27, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 303 | $289.91 | 18,918.0000 | 225,300,000 | 1.58% | 0.00% |
| Jan. 26, 2026 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 245 | $288.31 | 18,446.0000 | 225,300,000 | 1.31% | 0.00% |
| Sept. 13, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 2653 | $0.00 | 18,410.0000 | 226,400,000 | 12.60% | 0.00% |
| Sept. 13, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 2653 | $0.00 | 19,105.0000 | 226,400,000 | 16.13% | 0.00% |
| Sept. 13, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 1039 | $275.00 | 18,066.0000 | 226,400,000 | 5.44% | 0.00% |
| June 7, 2025 | Trane Technologies plc | $TT | George Mark R | Director | F | Ordinary Shares | 181 | $428.93 | 1,769.0000 | 248,000,000 | 9.28% | 0.00% |
| June 5, 2025 | Trane Technologies plc | $TT | George Mark R | Director | A | Ordinary Shares | 465 | $0.00 | 1,950.0000 | 248,000,000 | 31.31% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | A | Common Stock | 1638 | $0.00 | 16,671.0000 | 226,400,000 | 10.90% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 712 | $0.00 | 17,383.0000 | 226,400,000 | 4.27% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 280 | $257.26 | 17,103.0000 | 226,400,000 | 1.61% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 651 | $257.26 | 16,452.0000 | 226,400,000 | 3.81% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | A | Option (right to buy, granted 2025) | 26337 | $0.00 | 26,337.0000 | 226,400,000 | 9999.99% | 0.01% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | A | Restricted Stock Units | 8940 | $0.00 | 13,815.0000 | 226,400,000 | 183.38% | 0.00% |
| Jan. 30, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 712 | $0.00 | 13,103.0000 | 226,400,000 | 5.15% | 0.00% |
| Jan. 27, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 775 | $0.00 | 14,911.0000 | 226,400,000 | 5.48% | 0.00% |
| Jan. 27, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 305 | $257.17 | 14,606.0000 | 226,400,000 | 2.05% | 0.00% |
| Jan. 28, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 704 | $0.00 | 15,310.0000 | 226,400,000 | 4.82% | 0.00% |
| Jan. 28, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 277 | $255.60 | 15,033.0000 | 226,400,000 | 1.81% | 0.00% |
| Jan. 26, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 625 | $0.00 | 6,354.0000 | 226,400,000 | 8.96% | 0.00% |
| Jan. 27, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 775 | $0.00 | 5,579.0000 | 226,400,000 | 12.20% | 0.00% |
| Jan. 28, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Restricted Stock Units | 704 | $0.00 | 4,875.0000 | 226,400,000 | 12.62% | 0.00% |
| Jan. 26, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | M | Common Stock | 625 | $0.00 | 14,382.0000 | 226,400,000 | 4.54% | 0.00% |
| Jan. 26, 2025 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | F | Common Stock | 246 | $253.65 | 14,136.0000 | 226,400,000 | 1.71% | 0.00% |
| Dec. 11, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | President & CEO | P | Common Stock | 200 | $249.84 | 13,757.0000 | 226,500,000 | 1.48% | 0.00% |
| Sept. 13, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | See Remarks | A | Restricted Stock Units | 7960 | $0.00 | 14,939.0000 | 227,400,000 | 114.06% | 0.00% |
| Sept. 13, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | See Remarks | A | Option (right to buy, granted 2024) | 28510 | $0.00 | 28,510.0000 | 227,400,000 | 9999.99% | 0.01% |
| June 7, 2024 | Trane Technologies plc | $TT | George Mark R | Director | A | Ordinary Shares | 627 | $0.00 | 1,485.0000 | 251,200,000 | 73.08% | 0.00% |
| June 1, 2024 | Trane Technologies plc | $TT | George Mark R | Director | F | Ordinary Shares | 348 | $327.46 | 858.0000 | 251,200,000 | 28.86% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | F | Common Stock | 242 | $236.48 | 15,208.0000 | 227,400,000 | 1.57% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | A | Restricted Stock Units | 2850 | $0.00 | 7,594.0000 | 227,400,000 | 60.08% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | A | Option (right to buy, granted 2024) | 8470 | $0.00 | 8,470.0000 | 227,400,000 | 9999.99% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | F | Common Stock | 1651 | $236.48 | 13,557.0000 | 227,400,000 | 10.86% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Restricted Stock Units | 615 | $0.00 | 6,979.0000 | 227,400,000 | 8.10% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Common Stock | 615 | $0.00 | 15,450.0000 | 227,400,000 | 4.15% | 0.00% |
| Jan. 30, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | A | Common Stock | 4200 | $0.00 | 14,835.0000 | 227,400,000 | 39.49% | 0.00% |
| Jan. 28, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Restricted Stock Units | 702 | $0.00 | 4,744.0000 | 227,400,000 | 12.89% | 0.00% |
| Jan. 27, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Restricted Stock Units | 775 | $0.00 | 5,446.0000 | 227,400,000 | 12.46% | 0.00% |
| Jan. 26, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Restricted Stock Units | 625 | $0.00 | 6,221.0000 | 227,400,000 | 9.13% | 0.00% |
| Jan. 28, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | F | Common Stock | 276 | $234.30 | 10,635.0000 | 227,400,000 | 2.53% | 0.00% |
| Jan. 28, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Common Stock | 702 | $0.00 | 10,911.0000 | 227,400,000 | 6.88% | 0.00% |
| Jan. 27, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | F | Common Stock | 305 | $231.20 | 10,209.0000 | 227,400,000 | 2.90% | 0.00% |
| Jan. 27, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Common Stock | 775 | $0.00 | 10,514.0000 | 227,400,000 | 7.96% | 0.00% |
| Jan. 26, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | F | Common Stock | 246 | $231.20 | 9,739.0000 | 227,400,000 | 2.46% | 0.00% |
| Jan. 26, 2024 | NORFOLK SOUTHERN CORP | $NSC | George Mark R | EVP & Chief Financial Officer | M | Common Stock | 625 | $0.00 | 9,985.0000 | 227,400,000 | 6.68% | 0.00% |