Form4insider filings, from the source

Insider · CIK 0001229877

Christopher A Kuebler

Files at: WAT, NKTR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.4M · 1net −$1.4M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 6, 2026 SForm 4 →Aug 7, 5:20 pm EDTWATERS CORP /DE/WAT3,626$397.94$1,442,93017,808−16.9%
Aug 6, 2026 MForm 4 →Aug 7, 5:20 pm EDTWATERS CORP /DE/WAT3,626$136.43$494,69521,434—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 6, 2026 MForm 4 →Aug 7, 5:20 pm EDTWATERS CORP /DE/WAT3,626——0—