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Livermore
Livermore
ZHEN

Patterson Uti Energy Inc

PTEN
Exchange
Nasdaq
Industry
Drilling Oil & Gas Wells
SEC CIK
0000889900

In the last 90 days, Patterson Uti Energy Inc insiders filed 0 open-market purchases and 5 sales; 439 institutions reported holding it in 13F filings for Q2 2026, worth $3.94B in total; no superinvestor holds it.

Holders of 5% or more of PTEN

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Patterson Uti Energy Inc, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of PTEN
HolderLatest formStakeChangeFirst filedLatest filingFiling
BlackRock, Inc.13G/A14.40%55.6M shares–Apr 30, 20251 filingApr 30, 2025SEC
BEP Diamond Topco L.P.13G/A7.30%28.1M shares–Aug 8, 20251 filingAug 8, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

5 Schedule 13D and 13G filings on Patterson Uti Energy Inc, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on PTEN
Filed (ET)FilerFormStakeChangeEvent dateFiling
Mar 27, 202611:21 AM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Aug 8, 20254:30 PM ETBEP Diamond Topco L.P.and 13 others13G/A7.30%28.1M shares–Jun 30, 2025SEC
May 2, 202511:18 AM ETPacer Advisors, Inc.and 2 others13G/A1.18%4.57M shares−4.52 ppfrom 5.70%Below 5%Mar 31, 2025SEC
May 2, 202510:46 AM ETPacer Advisors, Inc.and 2 others13G5.70%22.1M sharesNewDec 31, 2024SEC
Apr 30, 202511:52 AM ETBlackRock, Inc.13G/A14.40%55.6M shares–Mar 31, 2025SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Patterson Uti Energy Inc shares.

No Form 144 notices for Patterson Uti Energy Inc are on file.