Patterson-UTI Energy Inc
Ownership
Ownership Structure
Who owns Patterson-UTI Energy Inc (PTEN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.1% of the shares are freely tradable; institutional investors hold 116.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 15.96 | 60,883,449 | +4.4 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 7.10 | 27,059,558 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 5.97 | 22,781,002 | +7.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.36 | 16,620,808 | +0.0 | 03/31/2026 |
| American Century Companies Inc | 4.26 | 16,246,027 | -1.0 | 06/30/2026 |
| The Goldman Sachs Group Inc | 3.99 | 15,235,534 | +44.3 | 03/31/2026 |
| State Street Corp | 3.93 | 14,985,593 | -1.8 | 03/31/2026 |
| Sourcerock Group LLC | 3.82 | 14,553,804 | -10.8 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.52 | 21,068,129 | +0.0 | 08/31/2026 |
| Avantis US Small Cap Value ETF | 3.82 | 14,574,741 | +0.1 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Hendricks William Andrew JR | President & CEO | 2,292,474 | 27,509,688 $ | Sep 2, 2026 | direct |
| Drummond Robert Wayne Jr | Director | 928,773 | 11,145,276 $ | Sep 2, 2026 | direct |
| Wexler Seth David | EVP, General Counsel&Secretary | 404,582 | 4,854,984 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | Drummond Robert Wayne Jr | Director | Sell | 198,395 | 12.85 | 2,549,376 |
| Sep 2, 2026 | Hendricks William Andrew JR | President & CEO | Sell | 250,000 | 12.93 | 3,232,500 |
| Sep 1, 2026 | Drummond Robert Wayne Jr | Director | Sell | 1,605 | 12.85 | 20,624 |
| Sep 1, 2026 | Wexler Seth David | EVP, General Counsel&Secretary | Sell | 120,000 | 12.75 | 1,530,000 |
| Aug 25, 2026 | Stewart James Carl | Director | Sell | 207,000 | 11.54 | 2,388,780 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.