PATTERSON-UTI ENERGY INC PTEN
COM · Common Stock · CUSIP 703481101
- SectorEnergy
- IndustryDrilling Oil & Gas Wells
- HeadquartersHouston, TX
- Founded1978
- Websitepatenergy.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($7.8m this quarter). Holder counts are more reliable. Shares outstanding: 208.2m as of 2023-04-26, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $11.72. Options: 10 managers hold calls ($5.9m notional), 8 hold puts ($41.1m).
Trends to Q1 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 285 |
| Q4 2022 | 307 |
| Q1 2023 | 287 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 151 | 131 |
| Q1 2023 | 129 | 169 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $3.8m | $37.0m | 9.60 |
| Q4 2022 | $19.2m | $26.8m | 1.39 |
| Q1 2023 | $5.9m | $41.1m | 6.93 |
Biggest buyers
| DEPRINCE RACE & ZOLLO INC | New | +3.8m |
| CITADEL ADVISORS LLC | Added | +2.5m |
| DIMENSIONAL FUND ADVISORS LP | Added | +1.4m |
| AMERICAN CENTURY COMPANIES INC | Added | +1.3m |
| Russell Investments Group, Ltd. | Added | +972.9k |
| Ceredex Value Advisors LLC | New | +972.8k |
| STATE STREET CORP | Added | +924.4k |
| Bernzott Capital Advisors | New | +797.5k |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Added | +744.3k |
| BNP PARIBAS FINANCIAL MARKETS | Added | +558.3k |
Biggest sellers
| Anomaly Capital Management, LP | Reduced | -3.0m |
| Bank of New York Mellon Corp | Reduced | -1.9m |
| ALLIANCEBERNSTEIN L.P. | Reduced | -1.3m |
| VAN ECK ASSOCIATES CORP | Reduced | -1.1m |
| JENNISON ASSOCIATES LLC | Reduced | -998.2k |
| BlackRock Inc. | Reduced | -892.5k |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | -830.2k |
| GOLDMAN SACHS GROUP INC | Reduced | -767.4k |
| MACQUARIE GROUP LTD | Reduced | -737.2k |
| Driehaus Capital Management LLC | Sold out | -468.9k |
Biggest calls
| PEAK6 Investments LLC | Added | $1.6m137.6k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $1.4m118.0k shares |
| CITADEL ADVISORS LLC | Reduced | $1.2m103.9k shares |
| WOLVERINE TRADING, LLC | Added | $401.0k34.8k shares |
| JANE STREET GROUP, LLC | Reduced | $338.1k28.9k shares |
| SIMPLEX TRADING, LLC | Reduced | $329.0k28.2k shares |
| GROUP ONE TRADING LLC | Reduced | $317.1k27.1k shares |
| TWO SIGMA SECURITIES, LLC | New | $265.6k22.7k shares |
| Cutler Group LLC / CA | Added | $81.0k27.9k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| CITADEL ADVISORS LLC | Added | $39.6m3.4m shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New | $1.0m85.8k shares |
| TWO SIGMA SECURITIES, LLC | New | $292.5k25.0k shares |
| WOLVERINE TRADING, LLC | New | $119.0k10.3k shares |
| SIMPLEX TRADING, LLC | Added | $114.0k9.8k shares |
| GROUP ONE TRADING LLC | Added | $21.1k1.8k shares |
| PEAK6 Investments LLC | Reduced | $2.3k200 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution filed 2025-04-30 | 14.4% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 7.2% |
| DIMENSIONAL FUND ADVISORS LP 13G · institution new · filed 2026-04-09 | 5.6% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.1% |
Fell to 5% or below in the last year: BEP Diamond Topco L.P. (1.9%, 2026-05-01), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)
Insider purchases and sales in Q1 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2021 | 0 | — | 0 | — | — |
| Q3 2021 | 0 | — | 0 | — | — |
| Q4 2021 | 0 | — | 1 | $65.0k | — |
| Q1 2022 | 0 | — | 5 | $10.2m | — |
| Q2 2022 | 0 | — | 5 | $19.0m | — |
| Q3 2022 | 0 | — | 2 | $1.6m | — |
| Q4 2022 | 0 | — | 1 | $1.4m | — |
| Q1 2023 | 0 | — | 0 | — | — |
None reported in Q1 2023.
Holders, Q1 2023
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.01% of their portfolio | 40.3m $471.4m | Reduced -892.5k |
| VANGUARD GROUP INC 0.01% of their portfolio | 26.2m $306.9m | Added +227.1k |
| MACQUARIE GROUP LTD 0.19% of their portfolio | 13.7m $160.3m | Reduced -737.2k |
| DIMENSIONAL FUND ADVISORS LP 0.04% of their portfolio | 10.3m $120.6m | Added +1.4m |
| STATE STREET CORP 0.01% of their portfolio | 9.1m $106.9m | Added +924.4k |
| Allspring Global Investments Holdings, LLC 0.13% of their portfolio | 6.5m $76.6m | Added +88.6k |
| VAN ECK ASSOCIATES CORP 0.15% of their portfolio | 5.6m $65.0m | Reduced -1.1m |
| MILLENNIUM MANAGEMENT LLC 0.07% of their portfolio | 5.1m $59.7m | Reduced -209.0k |
| FULLER & THALER ASSET MANAGEMENT, INC. 0.29% of their portfolio | 4.4m $51.1m | Added +249.2k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 4.2m $49.5m | Added +180.5k |
| KAHN BROTHERS GROUP INC 6.83% of their portfolio | 4.1m $47.4m | Reduced -418.8k |
| DEPRINCE RACE & ZOLLO INC 1.02% of their portfolio | 3.8m $43.9m | New |
| JENNISON ASSOCIATES LLC 0.04% of their portfolio | 3.7m $43.7m | Reduced -998.2k |
| MORGAN STANLEY 0.00% of their portfolio | 3.7m $42.9m | Added +130.7k |
| ALLIANCEBERNSTEIN L.P. 0.02% of their portfolio | 3.6m $42.1m | Reduced -1.3m |
| CITADEL ADVISORS LLC 0.04% of their portfolio | 3.2m $38.0m | Added +2.5m |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 3.0m $35.6m | Added +154.9k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 2.7m $31.9m | Reduced -1.9m |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 2.7m $31.1m | Added +92.6k |
| Anomaly Capital Management, LP 1.37% of their portfolio | 2.7m $31.1m | Reduced -3.0m |
| NORTHERN TRUST CORP 0.01% of their portfolio | 2.3m $26.7m | Reduced -3.3k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 2.0m $23.9m | Reduced -767.4k |
| RENAISSANCE TECHNOLOGIES LLC 0.03% of their portfolio | 2.0m $23.8m | Reduced -137.3k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 1.8m $20.7m | Reduced -15.1k |
| Invesco Ltd. 0.01% of their portfolio | 1.8m $20.6m | Reduced -337.9k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.11% of their portfolio | 1.6m $18.2m | Added +744.3k |
| AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio | 1.5m $17.7m | Added +1.3m |
| NORGES BANK 0.00% of their portfolio | 1.5m $17.4m | Reduced -74.9k |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 0.21% of their portfolio | 1.5m $17.3m | Added +149.8k |
| PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio | 1.3m $15.3m | Reduced -23.4k |
| NEUBERGER BERMAN GROUP LLC 0.01% of their portfolio | 1.3m $15.2m | Added +366.1k |
| BNP PARIBAS FINANCIAL MARKETS 0.03% of their portfolio | 1.3m $14.7m | Added +558.3k |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 1.2m $14.4m | Added +972.9k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 1.1m $12.8m | Added +145.4k |
| Ceredex Value Advisors LLC 0.18% of their portfolio | 972.8k $11.4m | New |
| VOYA INVESTMENT MANAGEMENT LLC 0.01% of their portfolio | 971.2k $11.4m | Reduced -236.1k |
| Allianz Asset Management GmbH 0.02% of their portfolio | 947.2k $11.1m | Reduced -109.5k |
| EDMOND DE ROTHSCHILD HOLDING S.A. 0.25% of their portfolio | 940.0k $11.0m | Added +305.0k |
| Bernzott Capital Advisors 1.93% of their portfolio | 797.5k $9.3m | New |
| GW&K Investment Management, LLC 0.09% of their portfolio | 785.9k $9.2m | Reduced -4.6k |
| Penn Capital Management Company, LLC 0.91% of their portfolio | 774.3k $9.1m | Reduced -61.4k |
| Fisher Asset Management, LLC 0.01% of their portfolio | 746.0k $8.7m | Added +9.7k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 726.4k $8.5m | Added +549.3k |
| Cubist Systematic Strategies, LLC 0.08% of their portfolio | 712.5k $8.3m | Added +493.7k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.01% of their portfolio | 689.9k $8.1m | Reduced -200.2k |
| TWO SIGMA ADVISERS, LP 0.02% of their portfolio | 689.1k $8.1m | Reduced -143.4k |
| TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio | 673.3k $7.9m | Added +253.2k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 672.8k $7.9m | Added +23.1k |
| Legal & General Group Plc 0.00% of their portfolio | 646.6k $7.6m | Reduced -18.9k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 606.3k $7.1m | Reduced -830.2k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.03% of their portfolio | 584.1k $6.8m | Reduced -186.4k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 566.8k $6.6m | Reduced -463.7k |
| Trexquant Investment LP 0.18% of their portfolio | 560.8k $6.6m | Added +342.9k |
| Squarepoint Ops LLC 0.05% of their portfolio | 555.3k $6.5m | Added +180.5k |
| Jump Financial, LLC 0.25% of their portfolio | 521.1k $6.1m | Added +356.8k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 508.7k $6.0m | Added +69.8k |
| Swiss National Bank 0.00% of their portfolio | 467.9k $5.5m | Reduced -55.6k |
| HSBC HOLDINGS PLC 0.01% of their portfolio | 436.8k $5.1m | Added +206.4k |
| HORIZON KINETICS ASSET MANAGEMENT LLC 0.09% of their portfolio | 406.3k $4.8m | Unchanged |
| AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 382.5k $4.5m | Added +283.8k |
| Public Sector Pension Investment Board 0.03% of their portfolio | 381.3k $4.5m | Reduced -13.1k |
| PRUDENTIAL FINANCIAL INC 0.01% of their portfolio | 376.2k $5.7m | Added +38.0k |
| GUGGENHEIM CAPITAL LLC 0.03% of their portfolio | 351.3k $4.1m | Added +43.3k |
| FIRST TRUST ADVISORS LP 0.00% of their portfolio | 335.0k $3.9m | Added +27.9k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 324.8k $3.8m | Added +19.0k |
| Ziegler Capital Management, LLC 0.15% of their portfolio | 319.1k $3.7m | Reduced -26.1k |
| STRS OHIO 0.01% of their portfolio | 311.4k $3.6m | Added +199.4k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 296.5k $3.5m | Reduced -16.7k |
| Phocas Financial Corp. 0.49% of their portfolio | 292.8k $3.4m | Added +2.9k |
| CANADA LIFE ASSURANCE Co 0.01% of their portfolio | 280.2k $3.3m | Reduced -31.0k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 270.3k $3.2m | Reduced -4.0k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 253.1k $3.0m | Added +12.8k |
| Thrivent Financial for Lutherans 0.01% of their portfolio | 252.1k $2.9m | Added +29.7k |
| PANAGORA ASSET MANAGEMENT INC 0.02% of their portfolio | 244.5k $2.9m | Reduced -92.2k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 244.2k $2.9m | Reduced -130.9k |
| NATIXIS ADVISORS, LLC 0.01% of their portfolio | 242.2k $2.8m | Added +15.8k |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.02% of their portfolio | 229.6k $2.7m | Reduced -2.5k |
| West Tower Group, LLC 2.55% of their portfolio | 220.7k $2.6m | New |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 209.5k $2.5m | Added +4.4k |
| Symmetry Investments LP 1.14% of their portfolio | 204.4k $2.4m | Added +9.1k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio | 203.1k $2.4m | Reduced -258.5k |
| TEXAS PERMANENT SCHOOL FUND CORP 0.02% of their portfolio | 194.4k $2.3m | Added +48.7k |
| BARCLAYS PLC 0.00% of their portfolio | 184.7k $2.2m | Reduced -6.4k |
| Edgestream Partners, L.P. 0.24% of their portfolio | 183.2k $2.1m | Reduced -218.1k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 180.2k $2.1m | Reduced -105.8k |
| CoreCommodity Management, LLC 0.60% of their portfolio | 179.1k $2.1m | Added +76.8k |
| Mesirow Institutional Investment Management, Inc. 0.23% of their portfolio | 178.7k $2.1m | New |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 175.9k $2.1m | Added +45.9k |
| UBS Group AG 0.00% of their portfolio | 168.8k $2.0m | Reduced -53.4k |
| OBERWEIS ASSET MANAGEMENT INC/ 0.30% of their portfolio | 163.9k $1.9m | Added +24.8k |
| Hillsdale Investment Management Inc. 0.16% of their portfolio | 160.6k $1.9m | Reduced -88.3k |
| VIKING FUND MANAGEMENT LLC 0.34% of their portfolio | 150.0k $1.8m | Reduced -30.0k |
| State of Alaska, Department of Revenue 0.02% of their portfolio | 148.5k $1.7m | Reduced -2.5k |
| Graham Capital Management, L.P. 0.06% of their portfolio | 142.2k $1.7m | Reduced -83.1k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 142.1k $1.7m | New |
| Ergoteles LLC 0.06% of their portfolio | 141.7k $1.7m | Added +126.8k |
| ExodusPoint Capital Management, LP 0.02% of their portfolio | 138.7k $1.6m | Reduced -18.2k |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.03% of their portfolio | 122.2k $1.4m | Reduced -157.6k |
| YOUSIF CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 121.8k $1.4m | Reduced -15.6k |
| CITIGROUP INC 0.00% of their portfolio | 118.1k $1.4m | Reduced -51.9k |