SEAWELL A BROOKE 4
4 · Tenable Holdings, Inc. · Filed Dec 17, 2025
Insider Transaction Report
Form 4
SEAWELL A BROOKE
Director
Transactions
- Exercise/Conversion
Common Stock
2025-12-15$9.66/sh+115,000$1,110,900→ 115,000 total(indirect: By Trust) - Sale
Common Stock
2025-12-15$24.82/sh−115,000$2,854,300→ 0 total(indirect: By Trust) - Exercise/Conversion
Employee Stock Option (right to buy)
2025-12-15−115,000→ 0 total(indirect: By Trust)Exercise: $9.66Exp: 2027-10-26→ Common Stock (115,000 underlying)
Holdings
- 9,230
Common Stock
- 15,000(indirect: By Trust)
Common Stock
Footnotes (5)
- [F1]Reporting Person is the Trustee of the Rosemary and A. Brooke Seawell Revocable Trust (Administrative Trust) ("Trust").
- [F2]The reported transaction was effected as part of estate administration of the Trust.
- [F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.67 - $25.01, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (3) to this Form 4.
- [F4]Reporting Person is Trustee of the Alexander Brooke Seawell Revocable Trust.
- [F5]100% of the shares underlying the option vested on October 26, 2021.