Director Coviello buys 12,000 Tenable (TENB) shares at $21.50

Rhea-AI Filing Summary

Tenable Holdings, Inc. director Arthur W. Coviello Jr. reported an insider trade in the company’s common stock. On February 9, 2026, he was involved in multiple open-market transactions totaling 12,000 shares at a weighted average price of $21.50 per share.

The trades occurred within a price range of $21.47 to $21.51. Following these transactions, Coviello directly held 51,731 shares of Tenable common stock.

Insider Trade Summary

Net Buyer: 12,000 shares ($258,000)

Net Buy 1 txn

Insider COVIELLO ARTHUR W JR

Role Director

Bought 12,000 shs ($258K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	12,000	$21.50	$258K

Holdings After Transaction: Common Stock — 51,731 shares (Direct)

Footnotes (1)

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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^*

COVIELLO ARTHUR W JR

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

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	02/09/2026		P		12,000	A	$21.5(1)	51,731	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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.47 - $21.51, 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 (1) to this Form 4.

Remarks:

	/s/ David Bartholomew, Attorney-in-Fact	02/09/2026
	** 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 in this Form 4?

Tenable reported that director Arthur W. Coviello Jr. was involved in trades totaling 12,000 shares of common stock on February 9, 2026, at a weighted average price of $21.50 per share, according to this Form 4 filing.

At what prices were the Tenable (TENB) shares traded by the director?

The 12,000 Tenable shares tied to director Arthur W. Coviello Jr.’s reported transaction were executed in multiple trades at prices ranging from $21.47 to $21.51 per share, resulting in a weighted average transaction price of $21.50.

How many Tenable (TENB) shares does Arthur W. Coviello Jr. own after the trade?

After the reported February 9, 2026 transaction, director Arthur W. Coviello Jr. directly owned 51,731 shares of Tenable Holdings, Inc. common stock, as disclosed in the Form 4 insider trading report filed with regulators.

What is the role of Arthur W. Coviello Jr. at Tenable (TENB)?

Arthur W. Coviello Jr. is identified as a director of Tenable Holdings, Inc. in the Form 4 filing. The report indicates his board-level role and discloses his direct holdings and recent transaction in Tenable common stock.

What does the weighted average price mean in this Tenable (TENB) Form 4?

The weighted average price of $21.50 reflects that the 12,000 Tenable shares were traded in multiple transactions at prices between $21.47 and $21.51. The insider undertakes to provide detailed trade breakdowns upon request to the issuer or regulators.