BLACK RICHARD B 4

What Happened

• Richard B. Black, a director of Applied Optoelectronics, was granted 1,166 restricted stock units (RSUs) on June 9, 2026. The grant is reported at $0.00 per share (award), i.e., an equity award rather than an open‑market purchase or sale.

Key Details

• Transaction date: 2026-06-09; Form 4 filed: 2026-06-11 (timely filing).
• Grant size and price: 1,166 RSUs at $0.00 reported.
• Shares owned after transaction: not specified in this filing.
• Footnote: RSUs granted under the Company’s 2026 Equity Incentive Plan. Vesting: 1/12th of the total number of shares vests on the same day each month beginning July 5, 2026 until fully vested.
• Transaction type code: A = Award/Grant.

Context

• RSUs are a form of compensation that convert to actual shares only as they vest; they are not an immediate cash purchase and typically cannot be sold until vested. Such awards are common for directors/executives and do not by themselves indicate buying or selling intent.