Tenable Holdings SEC Filings

Tenable Holdings, Inc. (TENB) Form 144 notice reports a proposed sale of 3,464 common shares by a person for whose account the securities were acquired through restricted stock vesting on 08/25/2025 and paid as compensation the same day. The shares have an aggregate market value of $103,381.00 and the filing lists 121,094,958 shares outstanding for the class. The broker identified is Fidelity Brokerage Services LLC and the planned sale date is 08/26/2025 on NASDAQ. The filer also disclosed two prior sales in the past three months totaling 32,582 shares with gross proceeds of $993,148.68.

Tenable Holdings insiders filed a Form 144 proposing to sell 670 shares of common stock through Fidelity Brokerage Services on NASDAQ, with an aggregate market value of $19,995.75 and an approximate sale date of 08/26/2025. The 670 shares were acquired via restricted stock vesting on 08/25/2025 and the payment nature is listed as compensation. The filing lists prior insider sales over the past three months totaling 52,323 shares across multiple sellers, with gross proceeds recorded for each transaction. The filer affirms no undisclosed material adverse information.

Tenable Holdings, Inc. (TENB) Form 144 shows a proposed sale under Rule 144 of 2,541 common shares through Fidelity Brokerage Services with an aggregate market value of $75,834.62, planned for 08/26/2025 on NASDAQ. The filer reports those shares were acquired on 08/25/2025 via restricted stock vesting and paid as compensation. The filing also lists two recent sales by the same person in the past three months: 2,483 shares (05/27/2025) for $80,571.62 and 28,500 shares (08/25/2025) for $862,219.04. The notice includes the required representation that the seller is unaware of undisclosed material adverse information.

Tenable Holdings CFO received a grant of 232,712 restricted stock units (RSUs) that represent the right to one share of common stock each. The RSUs were granted on 08/21/2025 at zero per-share price and are reported as beneficially owned by the reporting person following the transaction. The award vests in equal quarterly installments over four years beginning with the first vesting on 11/21/2025, subject to continuous service and specified accelerated-vesting conditions. The Form 4 was filed jointly for one reporting person and signed by an attorney-in-fact on 08/25/2025.

Matthew Charles Brown, serving as Chief Financial Officer of Tenable Holdings, Inc. (TENB), filed an Initial Statement of Beneficial Ownership (Form 3) reflecting the event date 08/21/2025. The filing states that the reporting person does not beneficially own any securities of the issuer. The form is executed by an attorney-in-fact and includes an Exhibit 24 power of attorney. This filing is a routine disclosure under Section 16 reporting the officer's initial status and confirms no direct or indirect ownership position was recorded on the form.

Tenable Holdings, Inc. (TENB) filing a Form 144 notifies the market of a proposed sale of 28,500 common shares with an aggregate market value of $862,219.04, planned approximately for 08/25/2025 on NASDAQ. The filing reports the shares were acquired on 08/22/2025 through restricted stock vesting from the issuer and were paid as compensation.

The filing also discloses a prior sale by the same person: 2,483 common shares sold on 05/27/2025 for gross proceeds of $80,571.62. The form includes a representation that the signer does not possess undisclosed material adverse information. Certain issuer contact fields in the Form 144 content are blank or not provided in the document.

Tenable Holdings, Inc. (TENB) Form 144 reports a proposed sale of 1,261 shares of common stock to be executed through Fidelity Brokerage Services on 08/25/2025 on NASDAQ, with an aggregate market value of $38,149.42. The filer states total shares outstanding of 121,094,958. The shares were acquired on 08/22/2025 through restricted stock vesting from the issuer and the payment nature is listed as compensation.

The filing also discloses recent insider sales by related persons during the past three months: James B. Anschutz sold 655 shares on 05/27/2025 (gross proceeds $21,254.29) and 970 shares on 07/17/2025 (gross proceeds $32,087.60); Stephen Vintz sold 3,386 shares on 05/27/2025 (gross proceeds $109,873.33); Bridgett Paradise sold 1,518 shares on 05/27/2025 (gross proceeds $49,258.04). The form includes the standard representation that the seller is not aware of undisclosed material adverse information.

Tenable Holdings, Inc. (TENB) Form 144 notice reports a proposed sale of 29,196 common shares via Fidelity Brokerage Services with an aggregate market value of $883,275.35. The shares were acquired on 08/22/2025 through restricted stock vesting and the intended sale date is 08/25/2025 on NASDAQ. The filer also reported a prior sale of 3,386 shares on 05/27/2025 for gross proceeds of $109,873.33. The notice includes the required representation that the seller is not aware of undisclosed material adverse information about the issuer.

Tenable Holdings named Matthew Brown as its Chief Financial Officer and principal financial officer, succeeding Stephen Vintz who moved to Co-Chief Executive Officer. Mr. Brown joins with prior CFO roles at Altair Engineering and interim CFO experience at NortonLifeLock, is a CPA and UC Berkeley graduate. His employment is at-will with an annual base salary of $455,000, quarterly bonuses targeted at 75% of base salary, a new-hire restricted stock unit award valued at $7,000,000, and a proposed target annual equity award of $4,800,000 beginning in February 2027, subject to Committee approval. The agreement includes customary severance if terminated without cause or for good reason (12 months base salary, COBRA employer premiums and prorated/target bonus provisions), enhanced change-in-control protections including lump-sum severance and full acceleration of unvested equity, and standard indemnification and IP/confidentiality covenants.