Barron Anschutz - 26 Feb 2026 Form 4 Insider Report for Tenable Holdings, Inc. (TENB)

Role: Chief Accounting Officer
Signature: /s/ David Bartholomew, Attorney-in-Fact
Issuer symbol: TENB
Transactions as of: 26 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 27 Feb 2026, 17:14:20 UTC
Previous filing: 25 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Anschutz Barron	Chief Accounting Officer	C/O TENABLE HOLDINGS, INC., 6100 MERRIWEATHER DRIVE, COLUMBIA	/s/ David Bartholomew, Attorney-in-Fact	27 Feb 2026	0001309403

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	TENB	Common Stock						69,794	26 Feb 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TENB	Restricted Stock Units	Award	$0	+92,879		$0.000000	92,879	26 Feb 2026	Common Stock	92,879		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock.
F2	25% of the shares underlying the RSUs vest on February 22, 2027, with the remainder vesting in equal quarterly installments over 3 years, subject to the Reporting Person's continuous service with the Issuer as of the applicable vesting date, and subject to accelerated vesting in specified circumstances.