STOCK TITAN

Tenable Holdings, Inc. (TENB) Co-CEO exercises 423,434 options, withholds shares

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Stephen A. Vintz, Co-Chief Executive Officer of Tenable Holdings, exercised employee stock options for 423,434 shares of common stock at an exercise price of $16.21 per share. All shares under this option were already fully vested. In connection with this net exercise, 300,736 shares were withheld by the issuer at $36.48 per share to satisfy the exercise price and related tax withholding obligations; this did not involve any market sale of shares.

Positive

  • None.

Negative

  • None.
Insider Vintz Stephen A
Role Co-Chief Executive Officer
Type Security Shares Price Value
Exercise Employee Stock Option (right to buy) F2 423,434 $0.00 $0.00
Exercise Common Stock 423,434 $16.21 $6.86M
Exercise Price or Tax Liability Common Stock F1 300,736 $36.48 $10.97M
Holdings After Transaction: Employee Stock Option (right to buy) — 0 shares (Direct); Common Stock — 610,524 shares (Direct)
Footnotes (2)
  1. F1. Represents the number of shares of Common Stock that have been withheld by the Issuer to satisfy the exercise price and the related tax withholding obligations in connection with the net exercise of the stock options reported herein. This transaction does not involve a market sale of shares.
  2. F2. 100% of the shares underlying the option vested as of June 21, 2022.
Options exercised 423,434 shares Employee stock options converted into common stock on 2026-08-05
Option exercise price $16.21 per share Exercise price for 423,434 options exercised by Stephen A. Vintz
Shares withheld for exercise price and taxes 300,736 shares Shares withheld by issuer in net exercise, not sold in market
Withholding reference price $36.48 per share Per-share value used for 300,736 withheld shares
Option expiration date 2028-06-21 Original expiration date of the exercised employee stock option
Vesting completion date 2022-06-21 Date by which 100% of shares underlying the option had vested
Employee Stock Option financial
"Represents the number of shares of Common Stock that have been withheld by the Issuer to satisfy the exercise price in connection with the net exercise of the stock options reported herein."
An employee stock option is a promise that lets a worker buy company shares later at a predetermined price, often after they stay for a certain period or meet performance goals — think of it like a coupon that locks in today's price for a future purchase. It matters to investors because options align employees’ incentives with company performance, can increase the number of shares outstanding (dilution) when exercised, and represent a compensation cost that affects reported profits and shareholder value.
net exercise financial
"in connection with the net exercise of the stock options reported herein."
A net exercise is a way to convert stock options into shares without paying cash up front: instead of handing over money to buy the optioned shares, the holder receives only the number of shares equal to the option’s value after the company withholds a portion of shares to cover the exercise price and taxes. It matters to investors because it changes how many new shares are issued, affects dilution of existing shareholders, and alters company cash flow compared with a cash exercise.
tax withholding obligations financial
"to satisfy the exercise price and the related tax withholding obligations in connection with the net exercise"
Payment of exercise price or tax liability by delivering or withholding securities financial
"transaction code description "Payment of exercise price or tax liability by delivering or withholding securities""

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FAQ

What insider transaction did Stephen A. Vintz report for TENB?

Stephen A. Vintz reported exercising employee stock options for 423,434 shares of Tenable Holdings common stock at an exercise price of $16.21 per share. The underlying option grant was fully vested before exercise and is now fully exercised.

How many Tenable (TENB) shares were withheld to cover the option exercise?

In connection with the net option exercise, 300,736 shares of Tenable common stock were withheld by the issuer at $36.48 per share. These shares covered the exercise price and related tax withholding obligations, rather than being sold in the open market.

Did Stephen A. Vintz’s TENB Form 4 involve an open market sale of shares?

No, the Form 4 states that 300,736 shares were withheld by Tenable to satisfy the option exercise price and tax withholding obligations. The footnote clarifies that this withholding transaction "does not involve a market sale of shares."

What was the exercise price of the options Stephen A. Vintz exercised at Tenable (TENB)?

The employee stock options exercised by Stephen A. Vintz had an exercise price of $16.21 per share for 423,434 underlying shares. The option was fully vested and carried an original expiration date of June 21, 2028, before being fully exercised.

Were Stephen A. Vintz’s TENB transactions under a Rule 10b5-1 trading plan?

The Form 4’s Rule 10b5-1 checkbox is not marked as affirming a trading plan, and the footnotes do not reference any Rule 10b5-1 arrangement. The reported transactions are described as an option exercise and related share withholding for price and taxes.

What happened to the specific Tenable (TENB) option grant reported by Stephen A. Vintz?

Vintz exercised an employee stock option covering 423,434 shares of Tenable common stock at $16.21 per share, and the filing shows 0 derivative shares remaining from this grant afterward. A footnote notes that 100% of the option’s shares had vested by June 21, 2022.
SEC Form 4
FORM 4UNITED 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 MARYLAND 21044

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Tenable Holdings, Inc. [ TENB ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Co-Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/05/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock08/05/2026M423,434A$16.21911,260D
Common Stock08/05/2026F300,736(1)D$36.48610,524D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option (right to buy)$16.2108/05/2026M423,434 (2)06/21/2028Common Stock423,434$00D
Explanation of Responses:
1. Represents the number of shares of Common Stock that have been withheld by the Issuer to satisfy the exercise price and the related tax withholding obligations in connection with the net exercise of the stock options reported herein. This transaction does not involve a market sale of shares.
2. 100% of the shares underlying the option vested as of June 21, 2022.
Remarks:
/s/ David Bartholomew, Attorney-in-Fact08/07/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)