Security Snapshot

PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN) Institutional Ownership

CUSIP: 703481101

13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

175

Shares (Excl. Options)

120,895,472

Price

$9.18

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
-1,481,927
Value change
-$15,263,250
Number of holders
175
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
375,758,053
SEC-reported price per share
$9.70
Insider filing price
$9.70
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • PTEN - PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value is tracked under CUSIP 703481101.
  • 175 institutions reported positions in Q2 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 410 to 175 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $4,592,493,239 to $1,110,013,730.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 175 institutions filings for Q2 2026.

Open SEC evidence

Security key

703481101

Latest holder period

Q2 2026

13F holders

175

13D/G owners

6

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
6
Security
PTEN
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 14% $330,526,385 55,550,653 BlackRock, Inc. 31 Mar 2025
VANGUARD PORTFOLIO MANAGEMENT LLC 7.2% $294,500,147 27,192,996 Vanguard Portfolio Management 31 Mar 2026
DIMENSIONAL FUND ADVISORS LP 5.6% $229,721,368 21,211,576 Dimensional Fund Advisors LP 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC 5.1% $208,575,176 19,259,019 Vanguard Capital Management 31 Mar 2026
BEP Diamond Topco L.P. 1.9% -77% $75,392,096 -$220,937,608 7,139,403 -75% BEP Diamond Aggregator L.P. 31 Mar 2026
Pacer Advisors, Inc. 1.2% -75% $27,166,468 -$104,308,093 4,565,793 -79% Joe M. Thomson 31 Mar 2025

As of 30 Jun 2026, 175 institutional investors reported holding 120,895,472 shares of PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN). This represents 32% of the company’s total 375,758,053 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
31%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 17% 62,879,513 +3.3% 0.01% $577,233,929
STATE STREET CORP 4% 15,097,065 +0.74% 0% $138,591,057
PRINCIPAL FINANCIAL GROUP INC 2.4% 9,021,589 -4.5% 0.04% $82,818,187
VICTORY CAPITAL MANAGEMENT INC 1.3% 4,955,422 +1.9% 0.03% $45,490,774
Bank of New York Mellon Corp 1.1% 4,222,833 +9.3% 0.01% $38,765,610
Fisher Asset Management, LLC 0.83% 3,125,348 -39% 0.01% $28,690,692
CITIGROUP INC 0.8% 3,013,855 +67% 0.01% $27,667,189
Penn Capital Management Company, LLC 0.53% 1,990,225 1.2% $18,306,734
ARGA Investment Management, LP 0.53% 1,985,845 -49% 0.47% $18,230,057
LSV ASSET MANAGEMENT 0.38% 1,437,848 +121% 0.02% $13,199,000
NEW YORK STATE COMMON RETIREMENT FUND 0.38% 1,412,806 +49% 0.02% $12,969,559
Russell Investments Group, Ltd. 0.29% 1,085,652 +83% 0.01% $9,966,288
HENNESSY ADVISORS INC 0.22% 820,800 0.24% $7,534,944
NORDEA INVESTMENT MANAGEMENT AB 0.18% 657,833 +1.7% 0.01% $6,242,835
Universal- Beteiligungs- und Servicegesellschaft mbH 0.17% 637,969 -9% 0.01% $5,856,558
M&G PLC 0.15% 552,287 +60% 0.02% $4,970,583
WEDGE CAPITAL MANAGEMENT L L P/NC 0.13% 507,085 -0.63% 0.08% $4,655,040
NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.12% 464,771 -7.8% 0.01% $4,267,000
Stanley-Laman Group, Ltd. 0.12% 459,416 -13% 0.43% $4,217,442
JENNISON ASSOCIATES LLC 0.12% 438,421 0% $4,024,705
DEUTSCHE BANK AG\ 0.1% 376,416 +21% 0% $3,455,499
FIFTH THIRD BANCORP 0.09% 355,233 -2.6% 0.01% $3,261,037
STRS OHIO 0.09% 343,000 +6.5% 0.01% $3,148,740
Y-Intercept (Hong Kong) Ltd 0.09% 321,447 +85% 0.06% $2,950,883
Carrera Capital Advisors 0.08% 301,449 +0.46% 0.41% $2,767,300

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 120,895,472 $1,110,013,730 -$15,263,250 $9.18 175
2026 Q1 424,146,407 $4,592,493,239 +$62,551,120 $10.83 410
2025 Q4 420,516,910 $2,570,822,790 +$77,917,203 $6.11 370
2025 Q3 405,292,825 $2,100,613,045 -$73,266,381 $5.18 364
2025 Q2 418,842,130 $2,485,333,144 +$91,661,845 $5.93 357
2025 Q1 394,876,648 $3,245,495,819 -$61,500,742 $8.22 377
2024 Q4 403,578,726 $3,333,852,631 +$113,153,131 $8.26 361
2024 Q3 387,297,139 $2,964,101,848 -$163,388,540 $7.65 359
2024 Q2 398,274,359 $4,125,639,933 +$80,631,509 $10.36 357
2024 Q1 389,690,346 $4,652,605,333 -$21,784,141 $11.94 367
2023 Q4 394,278,673 $4,258,219,927 -$71,193,281 $10.80 354
2023 Q3 395,751,096 $5,477,163,380 +$2,511,909,858 $13.84 353
2023 Q2 214,556,504 $2,568,278,238 +$40,976,123 $11.97 278
2023 Q1 211,965,990 $2,479,930,470 -$17,020,620 $11.70 278
2022 Q4 213,138,279 $3,589,220,009 +$31,453,478 $16.84 299
2022 Q3 211,769,364 $2,473,580,543 -$82,443,732 $11.68 266
2022 Q2 214,042,301 $3,372,915,410 +$139,957,320 $15.76 257
2022 Q1 207,917,376 $3,218,452,016 +$96,244,756 $15.48 263
2021 Q4 204,213,782 $1,725,554,017 +$128,884,392 $8.45 220
2021 Q3 182,320,259 $1,640,747,115 -$18,607,572 $9.00 205
2021 Q2 184,453,557 $1,833,417,456 +$27,331,373 $9.94 204
2021 Q1 181,646,569 $1,294,853,425 -$9,185,779 $7.13 198
2020 Q4 185,057,034 $973,537,797 +$1,365,018 $5.26 212
2020 Q3 179,988,194 $512,794,790 -$61,351,161 $2.85 208
2020 Q2 199,803,484 $693,004,568 +$320,071 $3.47 221
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