Shu-Hua (Joshua) Yeh, Senior Vice President and Asia General Manager of Applied Optoelectronics, Inc. (NASDAQ:AAOI), filed a Form 4 on October 26, 2026, disclosing four share dispositions on October 22, 2026, each tied to tax-withholding obligations upon RSU vestings.

Key Highlights

  • Four separate transactions: Yeh surrendered shares to the issuer on October 22, 2026, under transaction code "F" (shares withheld for taxes).
  • Total shares disposed: 1,202 + 287 + 406 + 323 = 2,218 shares of Common Stock, $.001 par value, across the four transactions.
  • Price per share: All four dispositions were recorded at $77.32 per share.
  • Resulting ownership: Following all four transactions, Yeh directly beneficially owned 369,280 shares.
  • RSU grant dates: The four vestings corresponded to RSU awards originally granted on June 26, 2023; April 29, 2024; April 11, 2025; and February 9, 2026.
  • Filing signatory: The form was signed by David C. Kuo as attorney in fact for Shu-Hua (Joshua) Yeh.

Applied Optoelectronics Officer Withholds Shares Across Four RSU Vestings on October 22, 2026

According to the Form 4 filed with the SEC on October 26, 2026, Shu-Hua (Joshua) Yeh, identified in the filing as Senior Vice President and Asia General Manager of Applied Optoelectronics, Inc., reported four dispositions of Common Stock, $.001 par value, all occurring on October 22, 2026. Each transaction carries code "F," which the filing's footnotes indicate reflects shares surrendered to the issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit awards.

The filing discloses the following individual transactions, all at $77.32 per share: 1,202 shares withheld upon vesting of an RSU award granted June 26, 2023; 287 shares upon vesting of an award granted April 29, 2024; 406 shares upon vesting of an award granted April 11, 2025; and 323 shares upon vesting of an award granted February 9, 2026. After each successive transaction, Yeh's directly held beneficial ownership was reported as 370,296, then 370,009, then 369,603, and finally 369,280 shares.

No derivative securities were reported in Table II of the filing. The filing was made by one reporting person and was not identified as an amendment. Applied Optoelectronics, Inc. is listed on NASDAQ under the ticker AAOI, and the company's address on file for Yeh is 13139 Jess Pirtle Blvd., Sugar Land, Texas 77478.

What Was Disclosed

Yeh's Form 4 reported four tax-withholding share surrenders on October 22, 2026, totaling 2,218 shares of Applied Optoelectronics common stock at $77.32 per share, each linked to a separately dated RSU grant, leaving direct beneficial ownership of 369,280 shares.