Form4insider filings, from the source

Insider · CIK 0001229590

William B Gordon

Files at: DUOL, TTWO, ZNGA, AMZN. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.5M · 1net −$1.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 22Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 8, 2026 SForm 4 →Sep 10, 4:23 pm EDTDuolingo, Inc.DUOL10,000$145.67$1,456,73668,415−12.8%10b5-1

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.