Thurmond Mark C.

Co-Chief Executive Officer

Thurmond Mark C. has filed 3 SEC Form 4 filings (34 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Feb 25, 2026.

Companies traded

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$862K

reported sales (SEC code S)

Companies

1

in the rolling window

Source
TENB
Thurmond Mark C.
Sale$862KAug 26SEC ↗