As of August 04, 2026, the three largest insider holders of NSC are James A Squires (Chairman And Ceo, 60.91K shares), Clyde H Jr Allison (Vice President And Controller, 43.43K shares), Alan H. Shaw (President Ceo, 35.05K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Steven F Leer | - | 5,220 | 0 | 30 Jan, 2024 |
| Richard H Anderson | - | 0 | 7,000 | 28 Oct, 2025 |
| Gilbert H Lamphere | - | 3,647 | 0 | 03 Feb, 2026 |
| Michael D Lockhart | - | 6,012 | 0 | 30 Jan, 2024 |
| Thomas D Jr Bell | - | 5,920 | 0 | 30 Jan, 2024 |
| James A Squires | Chairman And Ceo | 60,907 | 0 | 31 Jan, 2023 |
| Claude Mongeau | - | 0 | 20,000 | 31 May, 2024 |
| Thomas Colm Kelleher | - | 2,282 | 0 | 05 Jun, 2024 |
| Jennifer F. Scanlon | - | 0 | 84 | 15 Sep, 2022 |
| Clyde H Jr Allison | Vice President And Controller | 43,433 | 0 | 01 Feb, 2022 |
| Mitchell E Daniels | - | 720 | 0 | 31 Jan, 2022 |
| Cynthia M Sanborn | Evp Chief Operating Officer | 2,791 | 0 | 01 Feb, 2022 |
| Alan H. Shaw | President Ceo | 35,045 | 0 | 30 Sep, 2024 |
| Francesca A. Debiase | - | 350 | 0 | 31 Jul, 2024 |
| John C Jr Huffard | - | 0 | 3,398 | 31 May, 2024 |
| Jason Andrew Zampi | Evp Cfo | 4,145 | 0 | 03 Feb, 2026 |
| Ann A Adams | Evp Chief Transform. Officer | 19,779 | 0 | 01 Feb, 2024 |
| Mark R George | President Ceo | 21,165 | 0 | 03 Feb, 2026 |
| John F Orr | Evp Chief Operating Officer | 6,291 | 0 | 03 Feb, 2026 |
| Claude E Elkins | Evp Chief Commercial Officer | 3,365 | 0 | 03 Feb, 2026 |
| Lorri J Kleine | Svp Chief Legal Officer | 2,563 | 0 | 01 Feb, 2022 |
| Claiborne L Moore | Vice President Controller | 4,970 | 0 | 03 Feb, 2026 |
| Nabanita C Nag | Evp Corp Affairs, Clocorp Sec | 1,488 | 0 | 31 Jul, 2024 |
| Paul B Duncan | Evp Chief Operating Officer | 2,621 | 0 | 04 Mar, 2024 |
| William Jr. Clyburn | - | 405 | 0 | 08 Dec, 2025 |
| Sameh Fahmy | - | 12,000 | 0 | 06 Nov, 2025 |
| Anil Bhatt | Evp Cido | 2,039 | 0 | 03 Feb, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Richard H Anderson | Deferred Stock Units - Dir. Def. Fee Plan | A | 233 | $287.00 | 1,506 | D | A |
| 31 Mar, 2026 | John C Jr Huffard | Deferred Stock Units - Dir. Def. Fee Plan | A | 185 | $287.00 | 2,942 | D | A |
| 20 Feb, 2026 | Lori Ryerkerk | Restricted Stock Units | A | 3 | $315.72 | 1,340 | D | A |
| 20 Feb, 2026 | William Jr. Clyburn | Restricted Stock Units | A | 8 | $315.72 | 1,819 | D | A |
| 20 Feb, 2026 | Lori Ryerkerk | Restricted Stock Units | A | 3 | $315.72 | 1,340 | D | A |
| 20 Feb, 2026 | Francesca A. Debiase | Restricted Stock Units | A | 9 | $315.72 | 2,138 | D | A |
| 20 Feb, 2026 | John C Jr Huffard | Deferred Stock Units - Dir. Def. Fee Plan | A | 12 | $316.23 | 2,757 | D | A |
| 20 Feb, 2026 | Richard H Anderson | Deferred Stock Units - Dir. Def. Fee Plan | A | 5 | $316.23 | 1,273 | D | A |
| 20 Feb, 2026 | Christopher T Jones | Restricted Stock Units | A | 22 | $315.72 | 5,252 | D | A |
| 20 Feb, 2026 | Mary Kathryn Heitkamp | Restricted Stock Units | A | 8 | $315.72 | 1,819 | D | A |
| 20 Feb, 2026 | Gilbert H Lamphere | Restricted Stock Units | A | 3 | $315.72 | 625 | D | A |
| 20 Feb, 2026 | Sameh Fahmy | Restricted Stock Units | A | 8 | $315.72 | 1,819 | D | A |
| 20 Feb, 2026 | Marcela E Donadio | Restricted Stock Units | A | 37 | $315.72 | 9,322 | D | A |
| 20 Feb, 2026 | Phillip S Davidson | Restricted Stock Units | A | 11 | $315.72 | 2,510 | D | A |
| 20 Feb, 2026 | Lori Ryerkerk | Restricted Stock Units | A | 3 | $315.72 | 1,340 | D | A |
| 20 Feb, 2026 | John C Jr Huffard | Restricted Stock Units | A | 22 | $315.72 | 5,252 | D | A |
| 20 Feb, 2026 | Richard H Anderson | Restricted Stock Units | A | 10 | $315.72 | 2,369 | D | A |
| 30 Jan, 2026 | Jason Andrew Zampi | Common Stock | A | 673 | $0.00 | 4,037 | D | M |
| 30 Jan, 2026 | Claude E Elkins | Common Stock | A | 777 | $0.00 | 3,194 | D | M |
| 30 Jan, 2026 | Phillip S Davidson | Restricted Stock Units | A | 622 | - | 2,499 | D | A |