Tenable (TENB) Chief Accounting Officer receives 92,879 restricted stock units

Rhea-AI Filing Summary

Anschutz Barron reported acquisition or exercise transactions in this Form 4 filing.

Tenable Holdings, Inc. reported that Chief Accounting Officer Barron Anschutz received a grant of 92,879 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Tenable common stock.

According to the award terms, 25% of the RSUs vest on February 22, 2027, with the remaining units vesting in equal quarterly installments over three years, contingent on continued service and subject to possible accelerated vesting in specified circumstances. Following this grant, Anschutz directly holds 69,794 shares of common stock and the newly granted RSUs.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Anschutz Barron

Role Insider

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	92,879	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Units — 92,879 shares (Direct); Common Stock — 69,794 shares (Direct)

Footnotes (1)

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. 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.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Anschutz Barron

(Last) (First) (Middle)

C/O TENABLE HOLDINGS, INC.

6100 MERRIWEATHER DRIVE

(Street)

COLUMBIA MD 21044

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Tenable Holdings, Inc. [ TENB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock								69,794	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	02/26/2026		A		92,879		(2)	(2)	Common Stock	92,879	$0	92,879	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock.

2. 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.

Remarks:

	/s/ David Bartholomew, Attorney-in-Fact	02/27/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Tenable (TENB) report for Barron Anschutz?

Tenable reported a grant of 92,879 restricted stock units to Chief Accounting Officer Barron Anschutz. These RSUs provide a contingent right to receive one share of Tenable common stock for each unit, subject to the vesting schedule and continued service conditions.

How do the new RSUs for Tenable (TENB) executive Barron Anschutz vest?

The RSUs vest with 25% on February 22, 2027, and the remaining shares vest in equal quarterly installments over three years. Vesting requires Anschutz’s continuous service with Tenable on each vesting date and may accelerate in specified circumstances described in the award terms.

What does each Tenable (TENB) RSU granted to Barron Anschutz represent?

Each RSU granted to Barron Anschutz represents a contingent right to receive one share of Tenable common stock. Actual share delivery depends on satisfaction of the time-based vesting schedule and continued employment or service conditions outlined in the award documentation.

What are Barron Anschutz’s Tenable (TENB) common stock holdings after this Form 4?

After the reported transactions, Barron Anschutz directly holds 69,794 shares of Tenable common stock. This figure reflects his reported direct ownership position following the RSU grant, separate from the 92,879 restricted stock units that vest over time under the award schedule.

Are there any accelerated vesting conditions for the Tenable (TENB) RSUs granted to Barron Anschutz?

Yes. The filing states the RSUs are subject to accelerated vesting in specified circumstances. While the exact triggers are not detailed in this excerpt, such provisions typically apply upon defined events and modify the standard time-based vesting schedule for the award.