Form4insider filings, from the source

Company · CIK 0000889900 · SIC 1381 — Drilling Oil & Gas Wells · Nasdaq

PATTERSON UTI ENERGY INC · PTEN

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $10.3M · 4net −$10.3M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 18, 2026 SForm 4 →Sep 21, 5:02 pm EDTWilliam Andrew Hendricks Jr.President & CEO, Director250,000$11.91$2,977,5002,042,474−10.9%10b5-1
Sep 2, 2026 SForm 4 →Sep 3, 5:45 pm EDTWilliam Andrew Hendricks Jr.President & CEO, Director250,000$12.93$3,232,5002,292,474−9.83%
Sep 1, 2026 SForm 4 →Sep 3, 5:46 pm EDTRobert Wayne Drummond Jr.Director200,000$12.85$2,570,000928,773−17.7%
Sep 1, 2026 SForm 4 →Sep 3, 5:45 pm EDTSeth David WexlerEVP, General Counsel&Secretary120,000$12.75$1,530,000404,582−22.9%

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

No reported derivative activity in this period.