Mary Kathryn Heitkamp
CIK 2024366 · View on SEC EDGAR ↗
Insider
First SEC filing: May 22, 2026 · Latest: May 22, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 11 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 20, 2026 | NSC | A | 8 | $315.38 | $2,523 | 1,827 Direct | +0.44% | Acquired | 10.4% (price as of 2026-08-21) |
| Feb. 20, 2026 | NSC | A | 8 | $315.71 | $2,526 | 1,819 Direct | +0.44% | Acquired | 10.2% (price as of 2026-08-21) |
| Jan. 30, 2026 | NSC | A | 622 | — | — | 1,811 Direct | +52.31% | Acquired | (price as of 2026-08-21) |
| Nov. 20, 2025 | NSC | A | 6 | $282.86 | $1,697 | 1,189 Direct | +0.51% | Acquired | 23.0% (price as of 2026-08-21) |
| Aug. 20, 2025 | NSC | A | 6 | $286.87 | $1,721 | 1,183 Direct | +0.51% | Acquired | 21.3% (price as of 2026-08-21) |
| May 20, 2025 | NSC | A | 6 | $243.94 | $1,464 | 1,178 Direct | +0.51% | Acquired | 42.7% (price as of 2026-08-21) |
| Feb. 20, 2025 | NSC | A | 6 | $248.00 | $1,488 | 1,171 Direct | +0.52% | Acquired | 40.3% (price as of 2026-08-21) |
| Jan. 30, 2025 | NSC | A | 700 | — | — | 1,165 Direct | +150.54% | Acquired | (price as of 2026-08-21) |
| Nov. 20, 2024 | NSC | A | 2 | $259.89 | $520 | 465 Direct | +0.43% | Acquired | 33.9% (price as of 2026-08-21) |
| Aug. 20, 2024 | NSC | A | 3 | $241.32 | $724 | 463 Direct | +0.65% | Acquired | 44.2% (price as of 2026-08-21) |
| July 29, 2024 | NSC | A | 460 | — | — | 460 Direct | — | Acquired | (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 20, 2026 | NSC | Restricted Stock Units | Common Stock (8) | — | — | 8 | Acquired |
| Feb. 20, 2026 | NSC | Restricted Stock Units | Common Stock (8) | — | — | 8 | Acquired |
| Jan. 30, 2026 | NSC | Restricted Stock Units | Common Stock (622) | — | — | 622 | Acquired |
| Nov. 20, 2025 | NSC | Restricted Stock Units | Common Stock (6) | — | — | 6 | Acquired |
| Aug. 20, 2025 | NSC | Restricted Stock Units | Common Stock (6) | — | — | 6 | Acquired |
| May 20, 2025 | NSC | Restricted Stock Units | Common Stock (6) | — | — | 6 | Acquired |
| Feb. 20, 2025 | NSC | Restricted Stock Units | Common Stock (6) | — | — | 6 | Acquired |
| Jan. 30, 2025 | NSC | Restricted Stock Units | Common Stock (700) | — | — | 700 | Acquired |
| Nov. 20, 2024 | NSC | Restricted Stock Units | Common Stock (2) | — | — | 2 | Acquired |
| Aug. 20, 2024 | NSC | Restricted Stock Units | Common Stock (3) | — | — | 3 | Acquired |
| July 29, 2024 | NSC | Restricted Stock Units | Common Stock (460) | — | — | 460 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).