Form4insider filings, from the source

Company · CIK 0001274494 · SIC 3674 — Semiconductors & Related Devices · Nasdaq

FIRST SOLAR, INC. · FSLR

Insider activity reported against this company. All insider holders · Files at: CAFD. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market activity at this companybuys $0 · 0sales $160k · 1net −$160k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 FMForm 4 →Sep 3, 3:41 pm EDTSamantha L. SloanEVP, Corporate Affairs603$199.65$26,7532,353—
Sep 1, 2026 SForm 4 →Sep 2, 11:28 am EDTMarkus GloecklerChief Technology Officer800$200.00$160,0005,842−12.0%10b5-1

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 1, 2026 MForm 4 →Sep 3, 3:41 pm EDTSamantha L. SloanEVP, Corporate Affairs469——469—

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.