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 ($14.0m this quarter). Holder counts are more reliable. Shares outstanding: 417.3m as of 2023-11-03, 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 ≈ $10.80. Options: 16 managers hold calls ($16.6m notional), 13 hold puts ($169.7m).
Trends to Q4 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 285 |
| Q4 2022 | 307 |
| Q1 2023 | 287 |
| Q2 2023 | 286 |
| Q3 2023 | 359 |
| Q4 2023 | 360 |
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 |
| Q2 2023 | 147 | 141 |
| Q3 2023 | 268 | 91 |
| Q4 2023 | 167 | 184 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2023 | $5.9m | $41.1m | 6.93 |
| Q2 2023 | $8.3m | $33.1m | 4.00 |
| Q3 2023 | $15.6m | $5.0m | 0.32 |
| Q4 2023 | $16.6m | $169.7m | 10.22 |
Biggest buyers
| MORGAN STANLEY | Added | +7.8m |
| Balyasny Asset Management L.P. | New | +4.2m |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | New | +3.3m |
| JPMORGAN CHASE & CO | Added | +3.1m |
| BANK OF AMERICA CORP /DE/ | Added | +2.6m |
| SIR Capital Management, L.P. | New | +2.4m |
| Point72 Asset Management, L.P. | Added | +2.1m |
| FULLER & THALER ASSET MANAGEMENT, INC. | Added | +2.0m |
| CITADEL ADVISORS LLC | Added | +1.9m |
| VANGUARD GROUP INC | Added | +1.8m |
Biggest sellers
| T. Rowe Price Investment Management, Inc. | Sold out | -6.7m |
| Blackstone Inc. | Reduced | -6.2m |
| FMR LLC | Reduced | -4.0m |
| DIMENSIONAL FUND ADVISORS LP | Reduced | -3.4m |
| Anomaly Capital Management, LP | Sold out | -2.9m |
| Holocene Advisors, LP | Reduced | -2.2m |
| MILLENNIUM MANAGEMENT LLC | Reduced | -1.7m |
| MACQUARIE GROUP LTD | Reduced | -1.6m |
| ExodusPoint Capital Management, LP | Sold out | -1.0m |
| Walleye Capital LLC | Sold out | -963.5k |
Biggest calls
| Twin Tree Management, LP | New | $5.7m527.3k shares |
| CITADEL ADVISORS LLC | Added | $2.8m261.1k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $2.4m225.7k shares |
| GROUP ONE TRADING LLC | Added | $1.4m132.3k shares |
| PEAK6 Investments LLC | Reduced | $1.0m96.2k shares |
| Saltoro Capital, LP | New | $864.0k80.0k shares |
| JANE STREET GROUP, LLC | Added | $644.5k59.7k shares |
| GTS SECURITIES LLC | Reduced | $567.5k52.5k shares |
| TWO SIGMA SECURITIES, LLC | New | $371.5k34.4k shares |
| SIMPLEX TRADING, LLC | Reduced | $213.0k19.8k shares |
Biggest puts
| BANK OF AMERICA CORP /DE/ | New | $105.9m9.8m shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $26.8m2.5m shares |
| JANE STREET GROUP, LLC | New | $18.5m1.7m shares |
| CITADEL ADVISORS LLC | Added | $7.9m735.0k shares |
| GROUP ONE TRADING LLC | Added | $6.3m586.6k shares |
| Twin Tree Management, LP | Added | $2.0m188.5k shares |
| SIMPLEX TRADING, LLC | Added | $886.0k82.1k shares |
| GTS SECURITIES LLC | New | $569.4k52.7k shares |
| TWO SIGMA SECURITIES, LLC | New | $333.7k30.9k shares |
| PEAK6 Investments LLC | Added | $229.0k21.2k 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 Q4 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 |
|---|---|---|---|---|---|
| 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 | — | — |
| Q2 2023 | 0 | — | 0 | — | — |
| Q3 2023 | 0 | — | 5 | $6.8m | $4.9m |
| Q4 2023 | 0 | — | 1 | $176.7k | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2023-12-01 | CEPAK TIFFANY THOM Director | Sold | $176.7k15.0k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q4 2023
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.02% of their portfolio | 55.5m $599.6m | Reduced -445.3k |
| VANGUARD GROUP INC 0.01% of their portfolio | 45.0m $486.4m | Added +1.8m |
| Blackstone Inc. 1.44% of their portfolio | 28.7m $310.2m | Reduced -6.2m |
| MACQUARIE GROUP LTD 0.20% of their portfolio | 15.9m $171.7m | Reduced -1.6m |
| DIMENSIONAL FUND ADVISORS LP 0.04% of their portfolio | 14.1m $152.5m | Reduced -3.4m |
| STATE STREET CORP 0.01% of their portfolio | 13.7m $148.3m | Added +249.8k |
| MORGAN STANLEY 0.01% of their portfolio | 13.6m $147.2m | Added +7.8m |
| Cerberus Capital Management, L.P. 3.24% of their portfolio | 13.6m $147.1m | Unchanged |
| CITADEL ADVISORS LLC 0.14% of their portfolio | 12.9m $138.9m | Added +1.9m |
| VAN ECK ASSOCIATES CORP 0.17% of their portfolio | 8.5m $91.9m | Added +519.3k |
| FMR LLC 0.01% of their portfolio | 7.7m $83.0m | Reduced -4.0m |
| FULLER & THALER ASSET MANAGEMENT, INC. 0.41% of their portfolio | 7.5m $81.5m | Added +2.0m |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 7.5m $81.4m | Added +402.8k |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 7.3m $78.6m | Added +2.6m |
| Allspring Global Investments Holdings, LLC 0.12% of their portfolio | 6.6m $71.3m | Reduced -182.1k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 5.4m $58.2m | Added +3.1m |
| Point72 Asset Management, L.P. 0.18% of their portfolio | 5.4m $58.1m | Added +2.1m |
| DEPRINCE RACE & ZOLLO INC 1.22% of their portfolio | 5.0m $54.2m | Reduced -173.0k |
| Fisher Asset Management, LLC 0.03% of their portfolio | 5.0m $53.5m | Reduced -873.7k |
| PRINCIPAL FINANCIAL GROUP INC 0.03% of their portfolio | 4.9m $53.4m | Reduced -939.7k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 4.8m $51.7m | Added +177.4k |
| Invesco Ltd. 0.01% of their portfolio | 4.6m $49.9m | Added +311.2k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 4.4m $47.4m | Reduced -405.6k |
| NORGES BANK 0.01% of their portfolio | 4.2m $44.9m | Added +1.1m |
| Balyasny Asset Management L.P. 0.12% of their portfolio | 4.2m $44.9m | New |
| Bank of New York Mellon Corp 0.01% of their portfolio | 4.0m $43.0m | Added +349.6k |
| NORTHERN TRUST CORP 0.01% of their portfolio | 3.9m $42.1m | Reduced -61.3k |
| Greenhouse Funds LLLP 2.82% of their portfolio | 3.8m $41.5m | Added +216.8k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 3.7m $40.1m | Added +260.3k |
| KAHN BROTHERS GROUP INC 5.96% of their portfolio | 3.5m $37.8m | Reduced -139.7k |
| WESTFIELD CAPITAL MANAGEMENT CO LP 0.22% of their portfolio | 3.4m $37.1m | Added +747.3k |
| AMERICAN CENTURY COMPANIES INC 0.03% of their portfolio | 3.4m $36.5m | Reduced -285.7k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.13% of their portfolio | 3.3m $35.9m | New |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 0.29% of their portfolio | 2.6m $28.6m | Added +88.1k |
| SIR Capital Management, L.P. 2.67% of their portfolio | 2.4m $26.1m | New |
| DEUTSCHE BANK AG\ 0.01% of their portfolio | 2.0m $21.7m | Added +1.8m |
| NEUBERGER BERMAN GROUP LLC 0.02% of their portfolio | 1.9m $20.2m | Reduced -43.2k |
| Boston Partners 0.03% of their portfolio | 1.8m $18.9m | Reduced -51.8k |
| Aristotle Capital Boston, LLC 0.56% of their portfolio | 1.7m $18.4m | Reduced -869.1k |
| COOPER CREEK PARTNERS MANAGEMENT LLC 0.92% of their portfolio | 1.6m $17.5m | New |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 1.4m $15.0m | Reduced -100.1k |
| Alyeska Investment Group, L.P. 0.10% of their portfolio | 1.4m $15.0m | Added +178.1k |
| EDMOND DE ROTHSCHILD HOLDING S.A. 0.26% of their portfolio | 1.4m $14.6m | Added +370.0k |
| BARCLAYS PLC 0.01% of their portfolio | 1.3m $14.5m | Added +1.0m |
| Hartree Partners, LP 4.80% of their portfolio | 1.2m $13.3m | New |
| Weiss Multi-Strategy Advisers LLC 0.31% of their portfolio | 1.1m $12.2m | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.02% of their portfolio | 1.1m $12.1m | Added +727.5k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 1.1m $12.1m | Added +15.3k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.04% of their portfolio | 967.5k $10.4m | Reduced -642.6k |
| Legal & General Group Plc 0.00% of their portfolio | 952.4k $10.3m | Added +18.7k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 935.7k $10.1m | Added +13.7k |
| TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio | 922.2k $10.0m | Added +780.0k |
| BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio | 908.3k $9.8m | Added +435.5k |
| LSV ASSET MANAGEMENT 0.02% of their portfolio | 871.7k $9.4m | Reduced -38.8k |
| Penn Capital Management Company, LLC 0.86% of their portfolio | 865.0k $9.4m | Reduced -65.3k |
| RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio | 847.2k $9.2m | Reduced -534.2k |
| GW&K Investment Management, LLC 0.08% of their portfolio | 837.5k $9.0m | Added +35.3k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.01% of their portfolio | 785.6k $8.5m | Added +50.8k |
| ATLANTIC INVESTMENT MANAGEMENT, INC. 3.87% of their portfolio | 785.0k $8.5m | New |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 778.2k $8.4m | Reduced -29.1k |
| Sourcerock Group LLC 0.82% of their portfolio | 768.6k $8.3m | New |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 761.7k $8.2m | Added +489.0k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.01% of their portfolio | 715.7k $7.7m | Added +636.5k |
| COMERICA BANK 0.04% of their portfolio | 709.6k $7.7m | Added +391.6k |
| GREAT LAKES ADVISORS, LLC 0.07% of their portfolio | 702.7k $7.6m | Reduced -36.9k |
| Swiss National Bank 0.01% of their portfolio | 701.4k $7.6m | Reduced -83.4k |
| Public Sector Pension Investment Board 0.05% of their portfolio | 666.8k $7.2m | Added +270.6k |
| Bernzott Capital Advisors 2.74% of their portfolio | 650.2k $7.0m | Added +57.6k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 643.5k $6.9m | Reduced -34.5k |
| RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio | 632.9k $6.8m | Added +114.9k |
| Squarepoint Ops LLC 0.03% of their portfolio | 624.0k $6.7m | Added +380.4k |
| ROYCE & ASSOCIATES LP 0.06% of their portfolio | 615.8k $6.7m | Added +99.7k |
| Phocas Financial Corp. 0.85% of their portfolio | 592.2k $6.4m | Added +123.6k |
| SEI INVESTMENTS CO 0.01% of their portfolio | 590.6k $6.4m | Reduced -202.4k |
| PRUDENTIAL FINANCIAL INC 0.01% of their portfolio | 587.8k $6.3m | Added +191.3k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.02% of their portfolio | 587.6k $6.3m | Added +143.1k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.03% of their portfolio | 572.9k $6.2m | Reduced -690.2k |
| Symmetry Investments LP 0.97% of their portfolio | 490.6k $5.3m | Reduced -57.1k |
| Point72 Middle East FZE 0.36% of their portfolio | 479.0k $5.2m | Added +199.2k |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 472.5k $5.2m | Added +271.4k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 466.0k $5.0m | Reduced -18.9k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 459.4k $5.0m | Reduced -270.8k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 449.4k $4.9m | Added +285.1k |
| Aquatic Capital Management LLC 0.12% of their portfolio | 437.7k $4.7m | Added +376.6k |
| NATIXIS ADVISORS, LLC 0.01% of their portfolio | 429.0k $4.6m | Reduced -30.7k |
| WEDGE CAPITAL MANAGEMENT L L P/NC 0.08% of their portfolio | 414.4k $4.5m | Added +130.7k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 411.9k $4.4m | Added +20.4k |
| Holocene Advisors, LP 0.02% of their portfolio | 409.2k $4.4m | Reduced -2.2m |
| Roumell Asset Management, LLC 9.39% of their portfolio | 404.5k $4.4m | Unchanged |
| HORIZON KINETICS ASSET MANAGEMENT LLC 0.09% of their portfolio | 401.3k $4.3m | Reduced -2.7k |
| ICON ADVISERS INC/CO 0.99% of their portfolio | 400.0k $4.3m | New |
| CANADA LIFE ASSURANCE Co 0.01% of their portfolio | 396.6k $4.3m | Reduced -1.6k |
| TWO SIGMA ADVISERS, LP 0.01% of their portfolio | 392.9k $4.2m | Reduced -208.2k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 375.3k $4.1m | Reduced -14.5k |
| GUGGENHEIM CAPITAL LLC 0.03% of their portfolio | 369.8k $4.0m | Added +31.9k |
| Skylands Capital, LLC 0.58% of their portfolio | 361.7k $3.9m | Reduced -28.0k |
| VIKING FUND MANAGEMENT LLC 0.76% of their portfolio | 360.0k $3.9m | Reduced -46.1k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 356.4k $3.8m | Reduced -48.6k |
| Smith, Graham & Co., Investment Advisors, LP 0.42% of their portfolio | 341.0k $3.7m | Reduced -34.9k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 336.2k $3.6m | Added +6.9k |