Welcome to our dedicated page for A10 Networks SEC filings (Ticker: ATEN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
A10 Networks, Inc. filings document the company’s operating results, capital-return actions, governance matters and executive changes as a public secure networking and cybersecurity provider. Its Form 8-K disclosures include quarterly financial results, Regulation FD presentation materials, board-approved dividend actions and officer departure or compensation arrangements.
Proxy and annual-meeting filings cover director elections, advisory votes on executive compensation, say-on-pay frequency, auditor ratification and stockholder voting outcomes. Together, the filings provide formal records of A10 Networks’ board oversight, compensation governance, common-stock matters and recurring disclosure obligations under the Exchange Act.
A10 Networks insider plans a stock sale. A person associated with the issuer filed notice to sell 33,333 shares of common stock, with an aggregate market value of 685,379.81, through Morgan Stanley Smith Barney LLC on the NYSE, with an approximate sale date of 02/12/2026.
The 33,333 shares were acquired from the issuer on 01/23/2024 as performance and restricted stock. The filing also shows a recent sale by Dhrupad Trivedi of 33,333 common shares on 02/11/2026 for gross proceeds of 689,589.77.
A10 Networks (symbol ATEN) has filed a notice of proposed stock sale under Rule 144. A holder plans to sell 33,333 shares of common stock through Morgan Stanley Smith Barney LLC on the NYSE, with an aggregate market value of $689,589.77. These shares were acquired from the issuer on 08/17/2023 as performance and restricted stock. The filing notes that 71,726,487 shares of common stock were outstanding, and the approximate sale date indicated is 02/11/2026.
A10 Networks, Inc. furnished a press release and slide presentation with its financial results for the quarter and year ended December 31, 2025. These materials are provided as exhibits and are not deemed filed for liability purposes.
The company also announced that its Board of Directors declared a quarterly dividend of $0.06 per share, payable on March 2, 2026 to stockholders of record on February 16, 2026. The Board stated that future dividends will be subject to ongoing review and may be adjusted or withdrawn as part of A10’s capital allocation strategy.
A10 Networks (ATEN) General Counsel Robert Scott Weber reported routine share withholding for taxes tied to vesting stock awards. On January 31, 2026, 836 shares of common stock were automatically withheld at $17.44 per share in connection with performance-based restricted stock units granted on February 21, 2023 that vested that day.
On February 1, 2026, an additional 4,614 shares were automatically withheld at $17.44 per share for tax obligations related to restricted stock units granted on February 21, 2023, January 30, 2024 and February 6, 2025, which vested on February 1, 2026. After these non-discretionary tax withholdings, Weber directly held 49,451 shares of A10 Networks common stock.
A10 Networks, Inc. chief executive Dhrupad Trivedi reported automatic share withholding for taxes tied to previously granted stock awards. On January 31, 2026, 10,102 shares of common stock were withheld at $17.44 per share from performance-based restricted stock units that vested that day.
On February 1, 2026, a further 61,945 shares were automatically withheld at $17.44 per share from restricted stock units granted in 2023, 2024, and 2025 that vested on that date. After these non-discretionary tax withholdings, Trivedi directly held 690,342 shares of A10 Networks common stock.
A10 Networks, Inc. Chief Executive Officer and director Dhrupad Trivedi reported an automatic tax-withholding transaction in company common stock. On January 15, 2026, 13,106 shares of common stock were withheld at a price of $17.58 per share to cover taxes related to a performance restricted stock unit grant dated January 30, 2024 that vested on that date. After this withholding, Trivedi beneficially owned 762,389 shares of A10 Networks common stock directly.
A10 Networks General Counsel reports routine tax withholding on vested stock units. On January 15, 2026, General Counsel Robert Scott Weber had 1,024 shares of common stock automatically withheld at a price of $17.58 per share to cover taxes on a performance restricted stock unit grant originally awarded on January 30, 2024 and vesting on January 15, 2026. After this withholding, Weber beneficially owned 54,901 shares of A10 Networks common stock directly.
A director and Chief Executive Officer of A10 Networks, Inc. reported an insider stock transaction in the company’s common stock. On December 15, 2025, 12,620 shares were withheld at a price of $18.12 per share, identified as a tax-related transaction tied to a restricted stock unit grant from January 30, 2024 that vested on December 13, 2025. After this withholding, the reporting person directly beneficially owns 775,495 shares of A10 Networks common stock.
A10 Networks’ General Counsel reported routine changes in personal stock ownership. The filing shows a bona fide gift of 600 shares of common stock to a tax-exempt public charity on 12/12/2025, recorded at $0 per share.
On 12/15/2025, 925 shares were automatically withheld at $18.12 per share to cover taxes related to a restricted stock unit grant that vested on December 13, 2025. After these transactions, the officer directly owns 55,925 shares of A10 Networks common stock, including 1,437 shares previously acquired through the company’s employee stock purchase plan.
A10 Networks (ATEN) reported third‑quarter 2025 results with total net revenue of $74.7 million, up from $66.7 million a year ago. Product revenue rose to $43.1 million and services reached $31.6 million. Net income was $12.2 million, or $0.17 diluted EPS, compared to $12.6 million and $0.17 a year prior.
Balance sheet and cash flows: Cash and cash equivalents were $86.6 million and marketable securities were $284.3 million as of September 30, 2025. Long‑term debt was $218.5 million following the issuance of $225.0 million 2.75% Convertible Senior Notes due 2030. Operating cash flow for the nine months was $62.2 million; investing used $215.1 million, including a $19.1 million acquisition and marketable securities purchases; financing provided $144.3 million.
Capital returns and customer mix: The company repurchased 634,000 shares for $11.0 million in Q3 and had $60.1 million remaining under the 2025 program. Deferred revenue totaled $143.5 million. A single distribution partner represented 38% of Q3 revenue, and Customer A represented 35%. A quarterly dividend of $0.06 per share was approved, payable December 1, 2025 to holders of record on November 17, 2025.