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 |
|---|---|---|---|---|---|---|---|---|
| WT | Lilien R Jarrett | President and COO | 09/09/2026 | Verkauf | 24.56 | 30,000 | 736,800 | Form 4 |
| WTS | Melhem Elie | President- APAC, M. East, Afr. | 09/04/2026 | Verkauf | 359.55 | 1,096 | 394,067 | Form 4 |
| WTS | Noonan Joseph T | Director | 09/01/2026 | Verkauf | 353.63 | 1,466 | 518,422 | Form 4 |
| WTS | Noonan Joseph T | Director | 09/01/2026 | Verkauf | 354.62 | 1,266 | 448,949 | Form 4 |
| WTS | Noonan Joseph T | Director | 09/01/2026 | Verkauf | 352.62 | 918 | 323,705 | Form 4 |
| WTFC | Dykstra David A | VICE CHAIRMAN AND COO | 08/13/2026 | Verkauf | 162.77 | 13,515 | 2,199,837 | Form 4 |
| WTW | Faber Alexis | Chief Operating Officer | 08/10/2026 | Verkauf | 342.70 | 730 | 250,172 | Form 4 |
| WTRG | Arnold Colleen | President - Aqua | 08/07/2026 | Verkauf | 39.55 | 2,855 | 112,915 | Form 4 |
| WTI | Conwill Daniel O. IV | Director | 07/16/2026 | Verkauf | 3.41 | 60,000 | 204,600 | Form 4 |
| WTI | Chang Nancy T | Director | 07/15/2026 | Verkauf | 3.31 | 60,000 | 198,600 | Form 4 |
| WTI | Williford William J | EVP & Chief Operating Officer | 07/14/2026 | Verkauf | 3.56 | 30,000 | 106,800 | Form 4 |
| WTI | Parasnis Sameer | EVP & Chief Financial Officer | 07/14/2026 | Verkauf | 3.56 | 30,000 | 106,800 | Form 4 |
| WTI | Hittner George | EVP, GC & Corporate Secretary | 07/14/2026 | Verkauf | 3.53 | 30,000 | 105,900 | Form 4 |
| WTI | Hartman Bart P. III | VP & Chief Accounting Officer | 07/14/2026 | Verkauf | 3.54 | 6,000 | 21,240 | Form 4 |
| WTI | Gamblin Huan | EVP & Chief Technical Officer | 07/14/2026 | Verkauf | 3.55 | 30,000 | 106,500 | Form 4 |
| WTI | Boulet Virginia | Director | 07/14/2026 | Verkauf | 3.54 | 60,000 | 212,400 | Form 4 |
| WTFC | David L Stoehr | CFO | 04/23/2026 | Verkauf | 150.45 | 3,020 | 454,359 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).