Form 4: AAOI CEO Lin Reports RSU Tax Withholding

Applied Optoelectronics CEO Thompson Lin reported the surrender of 21,672 shares of common stock to cover tax obligations related to the vesting of restricted stock units.

Summary

• Chih-Hsiang (Thompson) Lin, President and CEO, and a Director of Applied Optoelectronics, Inc. (AAOI), reported changes in beneficial ownership.
• On January 22, 2026, Lin surrendered a total of 21,672 shares of Common Stock, $.001 par value, to the Issuer.
• These shares were surrendered to satisfy tax-withholding obligations upon the vesting of four separate restricted stock unit (RSU) awards.
• The RSU awards were granted on June 27, 2022, June 26, 2023, April 29, 2024, and April 11, 2025.
• The deemed price per share for these transactions was $38.38.
• Following these transactions, Lin directly beneficially owns 1,622,718 shares of Common Stock.

Sentiment

Score: 5

Explanation: The filing reports a routine insider transaction related to tax withholding upon RSU vesting, which is a neutral event with no direct positive or negative implications for the company's operational or financial performance.

Positives

• The vesting of restricted stock units indicates the continued retention and compensation of a key executive, aligning management's interests with shareholders.

Negatives

• The disposition of shares, while for tax purposes, reduces the direct beneficial ownership of the CEO by 21,672 shares.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future performance or strategic direction.

Industry Context

This is a routine insider transaction related to executive compensation and tax obligations, which does not provide specific insights into broader industry trends or competitive landscape.

Related Party Transactions

• The transaction involves the surrender of shares to the Issuer (Applied Optoelectronics, Inc.) by its President and CEO to satisfy tax-withholding obligations upon the vesting of restricted stock unit awards, which is a standard compensation-related dealing between an executive and the company.

Stakeholder Impact

• Shareholders: The transaction is a routine part of executive compensation and tax management, with minimal direct impact on the company's valuation or operational performance. The slight reduction in direct beneficial ownership by the CEO is offset by the fact that the RSUs vested, indicating continued alignment.
• Employees: The vesting of RSUs and associated tax handling is a common practice in executive compensation, reflecting standard benefits.

Key Dates

Recommendation

This Form 4 filing details a routine insider transaction where the CEO surrendered shares to cover tax obligations upon the vesting of restricted stock units. Such transactions are standard practice and do not reflect a discretionary sale or purchase based on new information about the company's performance or outlook. Therefore, it does not provide a basis for changing an investment recommendation, and a 'hold' stance is appropriate as it maintains the existing investment thesis.

Keywords

AAOI, Applied Optoelectronics, Form 4, Insider Transaction, RSU, Restricted Stock Unit, Tax Withholding, CEO, Beneficial Ownership