Form4insider filings, from the source

Company · CIK 0001107843 · SIC 7372 — Services-Prepackaged Software · Nasdaq

QUALYS, INC. · QLYS

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $964k · 4net −$964k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 22, 9:12 pm EDTBruce K PoseyCHIEF LEGAL OFFICER866$179.49$155,44258,688−1.45%10b5-1
Sep 14, 2026 SForm 4 →Sep 15, 8:21 pm EDTSumedh S ThakarCEO & PRESIDENT, Director3,200$170.05$544,152180,338−1.74%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:04 pm EDTThomas BerquistDirector511$175.27$89,5636,270−7.54%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 4:03 pm EDTJoo Mi KimCHIEF FINANCIAL OFFICER1,030$169.62$174,71274,713−1.36%10b5-1

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

No reported derivative activity in this period.