2 transactions on file, per SEC Form 4 filings.
See GT superinvestor activity →van Kesteren Jan-Piet
Man. Dir. EMEA & CSO · 2026-09-01
Option exercise
12,775 sh
van Kesteren Jan-Piet
Man. Dir. EMEA & CSO · 2026-09-01
Tax withholding
$38K
Each row links to the underlying SEC filing. Sells are shown for transparency, not as a signal — see the insider trading article for why.
Following an insider into a stock isn't a strategy on its own. Run your own margin-of-safety analysis, free.
Analyze GT