A10 Networks, Inc.

The Company returned $8.3 million to investors, having repurchased 229 thousand shares at an average price of $17.22 for a total of $3.9 million and having paid $4.3 million in cash dividends in the quarter.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

The Company has $71.1 million remaining on its $75.0 million share repurchase authorization.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

The Board of Directors approved a quarterly cash dividend of $0.06 per share, payable September 2, 2025 to stockholders of record at the close of business on August 15, 2025.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

Forward-Looking Statements This press release contains forward-looking statements, including statements regarding our quarterly dividend payments, strategy, positioning, demand, growth rate, margin profile, operating leverage, profitability and return of capital.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

Treasury and agency securities 101,879 16 ( 378 ) 101,517 94,148 246 ( 4 ) 94,390 Asset-backed securities 28,520 51 ( 15 ) 28,556 27,419 99 ( 2 ) 27,516 Debt securities $ 303,195 $ 92 $ ( 618 ) $ 302,669 $ 305,981 $ 742 $ ( 9 ) $ 306,714 During the three and six months ended June 30, 2026 and 2025, we did not reclassify any amount to earnings from accumulated other comprehensive income related to unrealized gains or losses.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

Long-Term Debt 2030 Convertible Senior Notes In March 2025, the Company issued $ 225.0 million aggregate principal amount of 2.75 % Convertible Senior Notes due 2030 (the 2030 Notes ).

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

htm EX-99.1 Document EXHIBIT 99.1 A10 Networks Reports Financial Results for the Second Quarter of 2025 Company Grows Revenue and Earnings Per Share Cybersecurity and AI Tailwinds Reinforce Strategic Positioning SAN JOSE, Calif.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

We achieved expansion in both GAAP and non-GAAP net margins, grew earnings per share, and delivered robust cash flow from operations.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

We remain focused on disciplined execution to drive sustained top- and bottom-line growth.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

Forward-Looking Statements This press release contains forward-looking statements, including statements regarding our quarterly dividend payments, strategy, positioning, demand, growth rate, margin profile, operating leverage, profitability and return of capital.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

htm EX-99.2 atenq22025earningscallsl Q2 2025 Financial Results & Commentary August 5, 2025 Cautionary Statements & Disclosures This presentation and the accompanying oral presentation contain forward-looking statements that are based on our management s beliefs and assumptions, including statements regarding our strategy, market, operations, profitability and positioning.

SEC original ↗A10 Networks, Inc. — Presentation / slide deck (8-K exhibit)EX-99Aug 5, 2025

Forward-looking statements are subject to known and unknown risks and uncertainties and are based on assumptions that may prove to be incorrect, which could cause actual results to differ materially from those expected or implied by the forward-looking statements.

SEC original ↗A10 Networks, Inc. — Earnings release (8-K exhibit)EX-99Aug 5, 2025

Legal Proceedings 44 Item 1A.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

The words believe, may, will, potentially, estimate, continue, anticipate, intend, could, would, project, plan, expect, and similar expressions that convey uncertainty of future events or outcomes are intended to identify forward-looking statements.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

These forward-looking statements are subject to a number of risks, uncertainties, and assumptions, including those described in Risk Factors and elsewhere in our Annual Report on Form 10-K filed with the United States Securities and Exchange Commission (the SEC ) on February 25, 2026.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

In light of these risks, uncertainties, and assumptions, the forward-looking events and circumstances discussed in this Quarterly Report on Form 10-Q may not occur and actual results could differ materially and adversely from those anticipated or implied in the forward-looking statements.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026

Those estimates and assumptions affect revenue recognition and deferred revenue, the allowance for credit losses for potential uncollectible amounts, the sales return reserve, the valuation of inventory, the fair value of marketable securities, contingencies and litigation, accrued and other liabilities, deferred commissions, TrojAI and ThreatX Protect purchase price allocations and the determination of fair value of stock-based compensation.

SEC original ↗A10 Networks, Inc. — 10-Q Quarterly report10-QAug 6, 2026