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 |
|---|---|---|---|---|---|---|---|---|
| TDC | Hutchinson Michael D | Chief Operating Officer | 09/15/2026 | Verkauf | 30.00 | 48,077 | 1,442,310 | Form 4 |
| TDC | Mcmillan Stephen | President and CEO | 09/15/2026 | Verkauf | 30.02 | 10,000 | 300,170 | Form 4 |
| TDC | Fisher Melissa B | Director | 09/01/2026 | Zuteilung | — | 344 | — | Form 4 |
| TDC | Fisher Melissa B | Director | 09/01/2026 | Zuteilung | — | 619 | — | Form 4 |
| TDC | McElhatton Todd | Director | 08/14/2026 | Zuteilung | — | 2,197 | — | Form 4 |
| TDC | Gianoni Michael P | Director | 08/14/2026 | Zuteilung | — | 2,197 | — | Form 4 |
| TDC | Bacus Lisa R | Director | 08/14/2026 | Zuteilung | — | 2,197 | — | Form 4 |
| TDC | Fisher Melissa B | Director | 08/14/2026 | Zuteilung | — | 2,197 | — | Form 4 |
| TDC | Nelson Kimberly K. | Director | 08/14/2026 | Zuteilung | — | 2,197 | — | Form 4 |
| TDC | Leukert Bernd | Director | 08/01/2026 | Zuteilung | — | 8,330 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).