Jane Street Group, LLC filed a Schedule 13G with the SEC on November 9, 2026, disclosing beneficial ownership of 4,246,421 shares of AXT Inc common stock, representing 6.5% of the class, as of the triggering event date of November 3, 2026.

Key Highlights

  • Aggregate beneficial ownership: Jane Street Group, LLC reported beneficial ownership of 4,246,421 shares of AXT Inc common stock, equal to 6.5% of the class.
  • No sole voting or dispositive power: Jane Street Group, LLC reported 0 shares with sole voting power and 0 shares with sole dispositive power; all 4,246,421 shares are held with shared voting and shared dispositive power.
  • Subsidiary Jane Street Capital, LLC: reported beneficial ownership of 3,433,883 shares, representing 5.2% of the class, all on a shared basis.
  • Subsidiary Jane Street Global Trading, LLC: reported beneficial ownership of 812,538 shares, representing 1.2% of the class, all on a shared basis.
  • Triggering event date: November 3, 2026, as stated in the filing.
  • Issuer: AXT Inc, common stock with a par value of $0.001, CUSIP 00246W103, with principal offices at 4281 Technology Dr., Fremont, California 94538.

Jane Street Group Discloses Passive Stake in AXT Inc via Schedule 13G

According to the filing, Jane Street Group, LLC, a Delaware-organized holding company, submitted a Schedule 13G reporting beneficial ownership of 4,246,421 shares of AXT Inc (NASDAQ:AXTI) common stock, par value $0.001 per share. The filing identifies Jane Street Capital, LLC and Jane Street Global Trading, LLC as subsidiaries through which the position is held. All three entities are organized in Delaware and share a principal business address at 250 Vesey Street, 3rd Floor, New York, NY 10281.

The filing discloses that Jane Street Group, LLC holds shared voting power and shared dispositive power over all 4,246,421 shares, with no sole voting or sole dispositive power reported. Jane Street Capital, LLC, classified as a broker-dealer (type "BD"), accounts for 3,433,883 of those shares at 5.2% of the class. Jane Street Global Trading, LLC, classified as type "OO," accounts for the remaining 812,538 shares at 1.2% of the class. Jane Street Group, LLC is classified as a holding company (type "HC").

The filing's Item 10 certification states that, to the best of the signatories' knowledge and belief, "the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities." The statement was signed by Jeremy Kahn as authorized signatory for all three reporting persons on November 9, 2026.

What Was Disclosed

Jane Street Group, LLC and its subsidiaries Jane Street Capital, LLC and Jane Street Global Trading, LLC disclosed a combined beneficial ownership of 4,246,421 shares of AXT Inc common stock, equal to 6.5% of the class, with all shares held on a shared voting and shared dispositive basis.