Tenable Holdings SEC Filings

Stephen A. Vintz, Co-Chief Executive Officer and director of Tenable Holdings, Inc. (TENB), reported a non-discretionary sale of company stock tied to RSU tax withholding. The Form 4 shows a sell-to-cover transaction on 08/26/2025 disposing of 3,464 shares at $29.84 per share to satisfy tax withholding obligations upon vesting of restricted stock units. After the automatic sale, the reporting person beneficially owned 362,679 shares. The filing indicates the sale was required to cover taxes and was not a voluntary trade by the reporting person.

Tenable Holdings insider sale to satisfy tax withholding after RSU vesting Anschutz Barron, listed as Principal Accounting Officer of Tenable Holdings (TENB), reported the automatic sale of 670 shares of common stock on 08/26/2025 at a price of $29.84 per share. The filing states the sale was a "sell to cover" executed to satisfy tax withholding obligations tied to restricted stock unit vesting and was not a discretionary trade. After the transaction Anschutz Barron beneficially owned 60,365 shares, held directly. The Form 4 was signed by an attorney-in-fact on 08/27/2025.

Tenable Holdings insider activity: This Form 4 shows Principal Accounting Officer Anschutz Barron received multiple restricted stock unit (RSU) vestings and completed a small automatic sale to cover tax withholding. On 08/22/2025 and 08/25/2025 the reporting person was granted/received RSUs that converted into common stock at $0 cost, adding shares to beneficial ownership. On 08/25/2025 a sell-to-cover disposition of 1,261 shares occurred at $30.25 per share to satisfy tax withholding, noted as an automatic transaction rather than a discretionary sale. Following the reported transactions the filings show beneficial ownership totals in the range of ~59,645 to 61,035 shares across line items, reported as direct ownership.

Insider transactions at Tenable Holdings (TENB): Stephen A. Vintz, Co-Chief Executive Officer and director, reported multiple automatic acquisitions and one sale tied to vesting of restricted stock units. On 08/22/2025 and 08/25/2025 he was credited with a series of RSU and performance RSU vestings totaling incremental additions to his beneficial ownership, bringing holdings to 366,143 shares before an automatic tax-withholding sale. On 08/25/2025 he reported a sell-to-cover transaction of 29,196 shares at $30.25 per share to satisfy tax withholding obligations related to RSU vesting. All holdings are reported as direct beneficial ownership.

Tenable Holdings insider report: Mark C. Thurmond, Co-Chief Executive Officer and director, filed a Form 4 disclosing multiple automatic acquisitions and a single taxable sale. On 08/22/2025 and 08/25/2025 he was credited with a series of vested RSUs and PRSUs totaling multiple grant-year vesting events, increasing his direct beneficial holdings from 73,889 shares to 107,542 shares after the 08/25/2025 transactions. On 08/25/2025 he recorded a sell-to-cover disposition of 28,500 shares at $30.25 per share to satisfy tax-withholding obligations related to RSU vesting. All acquisitions show $0 purchase price (vesting) and ownership is reported as direct.

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.