Business Context and Reporting Period
This Form 8-K filing by A10 Networks, Inc. (NYSE: ATEN) was submitted on May 2, 2026, reporting events occurring on April 27, 2026, and May 2, 2026. The report details the termination of an executive officer and the subsequent execution of a separation agreement.
Key Financial Metrics
The filing does not provide financial performance data such as revenue, profit, cash flow, margins, debt, or liquidity. The document focuses exclusively on executive compensation and equity vesting related to a personnel departure.
Material Changes
The primary material change reported is the termination of Sheen Khoury, Executive Vice President of Worldwide Sales and Marketing, effective April 27, 2026. A Separation Agreement was executed on May 2, 2026, resulting in the acceleration of vesting for specific equity awards:
- Restricted Stock Units (RSUs): 11,667 shares under the 2023 Stock Incentive Plan, where vesting conditions were nearly met at termination.
- Performance-Based RSUs: 21,385 shares under the 2023 Plan, where performance conditions were met and service conditions were nearly met.
- Total Accelerated Shares: 33,052 shares of Common Stock.
No other compensation or benefits are being provided in connection with this termination.
Guidance, Outlook, and Risks
The filing contains no forward-looking guidance, management commentary on business outlook, or discussion of general corporate risks. The only contingency noted is that the Separation Agreement becomes effective on the eighth day after signing, provided neither party revokes the agreement by that date.
Investor Verification Checklist
- Verify the total number of shares (33,052) accelerated for Sheen Khoury and their impact on diluted share count.
- Confirm the effective date of the Separation Agreement (8 days post-signing) to determine the exact timing of share issuance.
- Review the Company's 2023 Stock Incentive Plan terms regarding "nearly met" vesting conditions to understand the precedent for future executive departures.
- Monitor subsequent filings for the appointment of a replacement for the Executive Vice President of Worldwide Sales and Marketing.