Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| NSC | George Mark R | President & CEO | 09/13/2026 | Steuer-Abgabe | 323.30 | 1,035 | 334,616 | Form 4 |
| NSC | George Mark R | President & CEO | 09/13/2026 | Optionsausübung | — | 2,653 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).