Form 4: A10 Networks CEO Sells Shares, Receives Equity Grants

A10 Networks CEO Dhrupad Trivedi reported sales of 100,000 shares under a 10b5-1 plan and received 131,516 Restricted Stock Units and 131,516 Performance-based Stock Units.

Summary

• Dhrupad Trivedi, CEO and Director of A10 Networks, Inc. (ATEN), reported multiple transactions involving the company's common stock.
• Sold a total of 100,000 shares of common stock across three separate transactions between February 11, 2026, and February 13, 2026.
• The sales were executed under a Rule 10b5-1 trading plan adopted on September 12, 2025.
• Weighted average sale prices were $20.69 for 33,333 shares on February 11, 2026, $20.56 for 33,333 shares on February 12, 2026, and $20.55 for 33,334 shares on February 13, 2026.
• Acquired 131,516 Restricted Stock Units (RSUs) on February 12, 2026, with a grant price of $0. One-third of these RSUs will vest on each of the first three anniversaries of the Vesting Commencement Date (February 1, 2026), contingent on continued service.
• Received a grant of 131,516 Performance-based Restricted Stock Units (PSUs) on February 12, 2026, also with a grant price of $0.
• PSU vesting is subject to achieving specified volume-weighted average closing prices of ATEN common stock during any 100-day trading period between February 12, 2026, and February 12, 2030. Upon milestone achievement, 50% vests within 30 days, and the balance vests 25% on each of the first and second anniversaries, subject to continued employment.
• Following these transactions, Dhrupad Trivedi beneficially owns 713,597 shares of common stock directly and 131,516 derivative securities (PSUs).

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral to slightly positive filing. While insider sales occurred, they were pre-planned, and the significant equity grants, particularly performance-based units, align management's interests with long-term shareholder value.

Positives

• The grant of 131,516 Restricted Stock Units (RSUs) and 131,516 Performance-based Stock Units (PSUs) represents a significant component of executive compensation, aligning the CEO's long-term interests with shareholder value.
• Performance-based PSUs incentivize the CEO to achieve specific stock price milestones, directly linking compensation to company performance.

Negatives

• The sale of 100,000 shares by the CEO, even under a pre-arranged 10b5-1 plan, could be perceived negatively by some investors, although it is a common practice for diversification or liquidity.

Risks

• Vesting of the 131,516 RSUs is contingent upon Dhrupad Trivedi's continued service through each vesting date.
• Vesting of the 131,516 PSUs is subject to the achievement of specified volume-weighted average closing prices of ATEN common stock within a defined period (February 12, 2026, to February 12, 2030) and continued employment.

Future Outlook

The future outlook for Dhrupad Trivedi's equity holdings includes the vesting of 131,516 RSUs over three years, commencing February 1, 2026, subject to continued service. Additionally, 131,516 PSUs are eligible to vest based on the achievement of specific stock price performance milestones for ATEN common stock between February 12, 2026, and February 12, 2030, also contingent on continued employment.

Industry Context

StockSavvy.ai notes that insider transactions, particularly sales under Rule 10b5-1 plans, are common for executives managing personal finances and diversifying their portfolios. The grant of both time-based Restricted Stock Units and performance-based Stock Units is a standard practice in the technology sector to incentivize executive retention and align management's interests with long-term shareholder value.

Comparison to Industry Standards

• StockSavvy.ai observes that the use of 10b5-1 plans for pre-scheduled stock sales is a widely adopted practice among executives in the tech industry, similar to those seen at companies like Microsoft or Salesforce, designed to provide an affirmative defense against insider trading allegations.
• The combination of time-based RSUs and performance-based PSUs as part of executive compensation is a prevalent structure in the software and networking industry, mirroring compensation strategies at peers such as Fortinet or Zscaler, aiming to balance executive retention with performance-driven incentives.

Stakeholder Impact

• Shareholders: The equity grants align the CEO's financial incentives with the company's stock performance, potentially benefiting shareholders through motivated leadership. The pre-scheduled sales are unlikely to have a significant negative impact.
• Employees: Continued employment is a condition for the CEO's equity vesting, reinforcing stability at the executive level.

Next Steps

• Vesting of 1/3 of the RSUs on each of the first three anniversaries of February 1, 2026, subject to continued service.
• Achievement of specified volume-weighted average closing prices for ATEN common stock between February 12, 2026, and February 12, 2030, for PSU vesting.
• Continued employment with A10 Networks, Inc. for both RSU and PSU vesting.

Key Dates

Recommendation

The filing details routine insider transactions, including pre-scheduled sales and significant equity grants as part of executive compensation. These actions do not present new information that would fundamentally alter the investment thesis for A10 Networks, suggesting a 'hold' position is appropriate for existing investors.

Keywords

A10 Networks, ATEN, Dhrupad Trivedi, Insider Trading, Stock Sale, Restricted Stock Units, Performance-based Stock Units, Equity Grant, CEO, Executive Compensation, 10b5-1 Plan