Tenable's Stephen Vintz proposes $4.15M share sale

Available on EDGAR 11/13/2026 - 11:00 AM EST Accepted by SEC EDGAR 11/13/2026 - 10:59 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Tenable Holdings, Inc. (TENB) officer and director Stephen A. Vintz gave notice of a proposed sale of 100,000 common shares, with an aggregate market value of $4,154,000. Fidelity Brokerage Services LLC is listed as the broker, and the approximate sale date is November 13, 2026. The notice lists August 5, 2026 as the plan-adoption or instruction date if relying on Rule 10b5-1.

Key Figures

Proposed shares to be sold: 100,000 shares Aggregate market value: $4,154,000 Shares outstanding: 104,507,623 shares +2 more

5 metrics

Proposed shares to be sold 100,000 shares Common stock; approximate sale date November 13, 2026

Aggregate market value $4,154,000 Proposed sale

Shares outstanding 104,507,623 shares Share count stated in the notice

Approximate sale date November 13, 2026 Proposed sale

Rule 10b5-1 plan-adoption or instruction date August 5, 2026 Listed if relying on Rule 10b5-1

Key Terms

Rule 10b5-1, Restricted Stock Vesting

2 terms

Rule 10b5-1 regulatory

"if relying on Rule 10b5-1"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

Restricted Stock Vesting financial

"Nature of Acquisition Transaction: Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many TENB shares does Stephen A. Vintz propose to sell?

Stephen A. Vintz proposes to sell 100,000 shares of Tenable common stock, with an aggregate market value of $4,154,000.

When is Stephen A. Vintz's proposed TENB sale expected, and what Rule 10b5-1 date is listed?

The approximate sale date is November 13, 2026. The notice lists August 5, 2026 as the plan-adoption or instruction date if relying on Rule 10b5-1.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001345943
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Tenable Holdings, Inc.
SEC File Number	001-38600
Address of Issuer	6100 MERRIWEATHER DRIVE COLUMBIA MARYLAND 21044
Phone	410-872-0555
Name of Person for Whose Account the Securities are To Be Sold	Vintz Stephen A
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	100000	4154000.00	104507623	11/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/19/2021	Restricted Stock Vesting	Issuer			17944	02/19/2021	Compensation
Common	11/19/2021	Restricted Stock Vesting	Issuer			4552	11/19/2021	Compensation
Common	11/20/2021	Restricted Stock Vesting	Issuer			4327	11/20/2021	Compensation
Common	02/17/2022	Restricted Stock Vesting	Issuer			14954	02/17/2022	Compensation
Common	02/19/2022	Restricted Stock Vesting	Issuer			4574	02/19/2022	Compensation
Common	02/20/2022	Restricted Stock Vesting	Issuer			4431	02/20/2022	Compensation
Common	05/17/2022	Restricted Stock Vesting	Issuer			2985	05/17/2022	Compensation
Common	05/19/2022	Restricted Stock Vesting	Issuer			4780	05/19/2022	Compensation
Common	05/20/2022	Restricted Stock Vesting	Issuer			4497	05/20/2022	Compensation
Common	08/19/2023	Restricted Stock Vesting	Issuer			4593	08/19/2023	Compensation
Common	08/23/2023	Restricted Stock Vesting	Issuer			3669	08/23/2023	Compensation
Common	02/17/2024	Restricted Stock Vesting	Issuer			3767	02/17/2024	Compensation
Common	02/19/2024	Restricted Stock Vesting	Issuer			5680	02/19/2024	Compensation
Common	02/22/2024	Restricted Stock Vesting	Issuer			7770	02/22/2024	Compensation
Common	02/23/2024	Restricted Stock Vesting	Issuer			7336	02/23/2024	Compensation
Common	02/26/2024	Restricted Stock Vesting	Issuer			3557	02/26/2024	Compensation
Common	05/17/2024	Restricted Stock Vesting	Issuer			584	05/17/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	11/13/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/05/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Stephen Vintz
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)