Patterson-UTI Energy Inc (PTEN)
Who owns Patterson-UTI Energy Inc (PTEN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.9% of the shares are freely tradable; institutional investors hold 116.9%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 16.04 | 60,883,449 | +4.4 | 03/31/2026 |
| Vanguard Group Inc | 11.12 | 42,214,498 | -1.4 | 12/31/2025 |
| Vanguard Portfolio Management, LLC | 7.13 | 27,059,558 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 5.59 | 21,211,576 | +14.9 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.38 | 16,620,808 | +0.0 | 03/31/2026 |
| American Century Companies Inc | 4.32 | 16,406,052 | +4.3 | 03/31/2026 |
| Sourcerock Group LLC | 4.30 | 16,309,517 | +4.6 | 03/31/2026 |
| The Goldman Sachs Group Inc | 4.01 | 15,235,534 | +44.3 | 03/31/2026 |
| State Street Corp | 3.95 | 14,985,593 | -1.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.52 | 20,953,191 | +0.0 | 05/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 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.