Yeh Shu-Hua (Joshua) 4

What Happened

• Yeh Shu-Hua (Joshua), Senior Vice President and Asia General Manager of Applied Optoelectronics (AAOI), surrendered 4,709 shares to the company to satisfy tax-withholding obligations tied to vested restricted stock units (RSUs). The shares were disposed at $150.57 each for an aggregate value of approximately $709,034.
• The surrender is a tax-withholding action (transaction code F), not an open-market sale or a purchase.

Key Details

• Transaction date: 2026-04-22; reported on Form 4 filed 2026-04-24 (timely filing).
• Individual transactions recorded:
  • 2,553 shares @ $150.57 = $384,405
  • 609 shares @ $150.57 = $91,697
  • 861 shares @ $150.57 = $129,641
  • 686 shares @ $150.57 = $103,291
• Shares owned after transaction: not specified in the filing.
• Footnotes explain these were share surrenders to satisfy tax withholding for RSU vesting from grants dated 2023-06-26 (F1), 2024-04-29 (F2), 2025-04-11 (F3), and 2026-02-09 (F4).
• Filing appears timely (filed two days after the transactions).

Context

• This was a cashless share surrender to cover taxes on vested RSUs — a routine administrative transaction that does not necessarily indicate the insider’s view of the company’s stock.
• For investors, tax-withholding surrenders are common after vesting and are different from open-market sales or purchases, which are more informative about insider sentiment.