FISCHER GARY L 4

What Happened

• Gary L. Fischer, Chief Financial Officer of AXT Inc. (AXTI), exercised multiple stock option grants on February 26, 2026, resulting in the acquisition of 247,828 shares. The exercises were in four tranches: 65,685 shares at $5.21 ($342,219), 34,203 shares at $9.50 ($324,929), 55,500 shares at $5.77 ($320,235), and 92,440 shares at $3.06 ($282,866). The aggregate strike cost was approximately $1,270,249.
• The filing also reports the corresponding disposition of the derivative option interests at $0, reflecting conversion of the options into common stock (not a market sale of the acquired shares).

Key Details

• Transaction date: 2026-02-26 (Form 4 filed 2026-03-02 — filing appears timely within reporting window).
• Strikes and values: 65,685 @ $5.21 = $342,219; 34,203 @ $9.50 = $324,929; 55,500 @ $5.77 = $320,235; 92,440 @ $3.06 = $282,866. Total shares acquired: 247,828; total strike cost ≈ $1,270,249.
• Shares owned after the transaction: not specified in the provided filing excerpt.
• Footnotes: Each tranche represents exercise of previously granted, fully vested options: grants dated 10/28/2016 (F1), 10/27/2017 (F2), 11/5/2018 (F3), and 11/6/2019 (F4).
• No 10b5-1 plan, tax-withholding sale, or open-market sale of the underlying shares is indicated in the provided details.

Context

• These were option exercises (transaction code M). The filing shows the options converted into shares rather than an immediate sale of the acquired shares (i.e., not a cashless sell-to-cover reported here).
• Exercises of vested options are common for executives to realize long-held equity awards; the filing is informational and does not, by itself, indicate a buy/sell signal for the company stock.