4processed

Form 4 — Insider Transaction

Tenable Holdings, Inc.(TENB)

Filing Date

May 22, 2026

Accepted

May 22, 2026

Accession No.

0001651579-26-000006

CIK

0001660280

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Thurmond Mark C.Co-Chief Executive OfficerOther1.2K$0170.2KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther562$25.45169.7KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther2.3K$0172.0KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther1.1K$25.45170.9KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther6.1K$0177.0KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther2.9K$25.45174.0KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther3.7K$0177.7KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther1.8K$25.45175.9KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther7.8K$0183.7KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther3.8K$25.45179.9KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther4.4K$0184.3KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther2.1K$25.45182.2KCommon StockMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther1.2K$03.5KPerformance Restricted Stock UnitsMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther2.3K$015.9KPerformance Restricted Stock UnitsMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther6.1K$067.1KPerformance Restricted Stock UnitsMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther3.7K$011.1KRestricted Stock UnitsMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther7.8K$085.4KRestricted Stock UnitsMay 22, 2026
Thurmond Mark C.Co-Chief Executive OfficerOther4.4K$030.6KRestricted Stock UnitsMay 22, 2026