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Tenable (TENB) Co-CEO Stephen Vintz granted 341,847 RSUs and PRSUs vest

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Tenable Holdings Co-Chief Executive Officer Stephen A. Vintz reported equity compensation changes and related tax withholding. He received a grant of 341,847 Restricted Stock Units (RSUs), each representing one future share of common stock, at no purchase price. Separately, 24,381 Performance RSUs granted in February 2025 were certified at a 97.2% payout, resulting in 25% of the award vesting on February 25, 2026 and the remainder scheduled to vest in equal quarterly installments over three years, subject to continued service and potential accelerated vesting in specified circumstances. The vested performance units converted into 24,381 shares of common stock, and 11,667 shares of common stock were withheld by Tenable at $19.00 per share to satisfy tax obligations, which the company states does not represent a sale.

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Insider Vintz Stephen A
Role Co-Chief Executive Officer
Type Security Shares Price Value
Grant/Award Restricted Stock Units 341,847 $0.00 --
Exercise Performance Restricted Stock Units 24,381 $0.00 --
Exercise Common Stock 24,381 $0.00 --
Tax Withholding Common Stock 11,667 $19.00 $222K
Holdings After Transaction: Restricted Stock Units — 341,847 shares (Direct); Performance Restricted Stock Units — 73,147 shares (Direct); Common Stock — 440,298 shares (Direct)
Footnotes (1)
  1. Represents the number of shares of Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the Restricted Stock Units ("RSUs") and does not represent a sale. Each RSU represents a contingent right to receive one share of Issuer common stock. On February 25, 2026, the Compensation Committee of the Issuer's Board of Directors certified the achievement of the Performance Restricted Stock Units (PRSUs) granted on February 21, 2025 and determined a 97.2% payout for the measurement period based on the Issuer's fiscal year 2025 criteria. 25% of the shares underlying the PRSUs vested on February 25, 2026, 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. 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*
Vintz Stephen A
(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
X Officer (give title below) Other (specify below)
Co-Chief Executive Officer
3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026
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 02/25/2026 M 24,381 A $0 440,298 D
Common Stock 02/25/2026 F 11,667(1) D $19 428,631 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
Performance Restricted Stock Units (2) 02/25/2026 M 24,381 (3) (3) Common Stock 24,381 $0 73,147 D
Restricted Stock Units (2) 02/26/2026 A 341,847 (4) (4) Common Stock 341,847 $0 341,847 D
Explanation of Responses:
1. Represents the number of shares of Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the Restricted Stock Units ("RSUs") and does not represent a sale.
2. Each RSU represents a contingent right to receive one share of Issuer common stock.
3. On February 25, 2026, the Compensation Committee of the Issuer's Board of Directors certified the achievement of the Performance Restricted Stock Units (PRSUs) granted on February 21, 2025 and determined a 97.2% payout for the measurement period based on the Issuer's fiscal year 2025 criteria. 25% of the shares underlying the PRSUs vested on February 25, 2026, 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.
4. 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).
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Source: View Original Filing on SEC EDGAR