Form4insider filings, from the source

Company · CIK 0001051627 · SIC 3674 — Semiconductors & Related Devices · Nasdaq

AXT INC · AXTI

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $29.8M · 9net −$29.8M
$10k$10k$1M$1M$100M$100MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 SForm 4 →Aug 19, 5:45 pm EDTLeonard J LeblancDirector4,000$96.07$384,280113,129−3.42%
Jun 15, 2026 SForm 4 →Jun 17, 11:53 am EDTJesse ChenDirector6,172$115.24$711,28450,275−10.9%
Jun 15, 2026 SForm 4 →Jun 17, 11:52 am EDTDavid C ChangDirector8,333$111.17$926,39265,165−11.3%
Jun 12, 2026 GForm 4 →Jun 16, 5:41 pm EDTMorris S YoungCEO, Director1,200——2,148,333—
Jun 11, 2026 SForm 4 →Jun 15, 1:55 pm EDTJesse ChenDirector22,000$92.82$2,041,99256,447−28.0%
Jun 10, 2026 SForm 4 →Aug 19, 5:55 pm EDTLeonard J LeblancDirector2,500$88.57$221,425117,129−2.09% late
Jun 8, 2026 SForm 4 →Jun 10, 7:10 pm EDTJesse ChenDirector16,500$89.97$1,484,53778,447−17.4%
Jun 4, 2026 AForm 4 →Jun 5, 4:23 pm EDTJesse ChenDirector754——94,947—
Jun 4, 2026 AForm 4 →Jun 5, 2:52 pm EDTLeonard J LeblancDirector754——119,629—
Jun 4, 2026 AForm 4 →Jun 5, 2:45 pm EDTDavid C ChangDirector754——73,498—
Jun 3, 2026 SForm 4 →Jun 5, 4:23 pm EDTJesse ChenDirector10,133$109.50$1,109,51494,193−9.71%
Jun 1, 2026 SForm 4 →Jun 3, 6:39 pm EDTMorris S YoungCEO, Director197,498$112.98$22,312,9262,149,533−8.41%
Jun 1, 2026 MForm 4 →Jun 3, 6:39 pm EDTMorris S YoungCEO, Director85,703$5.21$446,5132,273,134—
Jun 1, 2026 SForm 4 →Jun 3, 3:32 pm EDTJesse ChenDirector5,200$111.36$579,062104,326−4.75%

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 1, 2026 MForm 4 →Jun 3, 6:39 pm EDTMorris S YoungCEO, Director85,703——467,046—