OIL STATES INTERNATIONAL, INC - Common Stock (OIS) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
OIS on NYSE
Shares outstanding
61,951,626
Price per share
$6.77
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
53,128,809
Total reported value
$321,961,042
% of total 13F portfolios
0%
Share change
+1,339,325
Value change
+$8,331,450
Number of holders
157
Price from insider filings
$6.77
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of OIL STATES INTERNATIONAL, INC - Common Stock (OIS) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 7.4% $23,674,050 4,596,903 BlackRock, Inc. 31 Mar 2025
VANGUARD GROUP INC 7% $15,241,959 4,305,638 The Vanguard Group 30 Jun 2025
DIMENSIONAL FUND ADVISORS LP 5.1% $16,471,137 3,198,279 Dimensional Fund Advisors LP 31 Mar 2025

As of 30 Sep 2025, 157 institutional investors reported holding 53,128,809 shares of OIL STATES INTERNATIONAL, INC - Common Stock (OIS). This represents 86% of the company’s total 61,951,626 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of OIL STATES INTERNATIONAL, INC - Common Stock (OIS) together control 70% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 11% 6,553,236 -3.1% 0% $39,712,610
VANGUARD GROUP INC 7.3% 4,498,313 +4.5% 0% $27,259,777
DIMENSIONAL FUND ADVISORS LP 5.8% 3,563,100 +2.5% 0% $21,593,497
D. E. Shaw & Co., Inc. 4.5% 2,818,573 -5.1% 0.01% $17,080,552
First Eagle Investment Management, LLC 4.2% 2,605,174 +0.65% 0.03% $15,787,355
ACADIAN ASSET MANAGEMENT LLC 4% 2,479,057 +1.9% 0.03% $15,021,000
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 2.9% 1,809,731 +11% 0.03% $10,966,970
GENDELL JEFFREY L 2.6% 1,637,718 +1.9% 0.18% $9,924,571
AQR CAPITAL MANAGEMENT LLC 2.5% 1,538,960 +25% 0.01% $9,326,097
STATE STREET CORP 2.4% 1,503,966 -7.1% 0% $9,114,034
AMERICAN CENTURY COMPANIES INC 2.4% 1,493,375 +17% 0% $9,049,853
GEODE CAPITAL MANAGEMENT, LLC 2.2% 1,363,331 +1.4% 0% $8,263,558
KENNEDY CAPITAL MANAGEMENT LLC 2.2% 1,338,993 -33% 0.18% $8,114,298
JPMORGAN CHASE & CO 2.1% 1,303,674 -30% 0% $7,900,264
Hillsdale Investment Management Inc. 2% 1,266,500 +7.9% 0.23% $7,674,990
UBS Group AG 1.7% 1,055,130 +570% 0% $6,394,088
BRIDGEWAY CAPITAL MANAGEMENT, LLC 1.7% 1,052,635 +40% 0.14% $6,378,968
MORGAN STANLEY 1.6% 1,009,910 -23% 0% $6,120,056
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.5% 954,967 +49% 0% $5,787,100
PRUDENTIAL FINANCIAL INC 1.5% 944,832 +0.53% 0.01% $5,725,682
PANAGORA ASSET MANAGEMENT INC 1.1% 675,417 +39% 0.02% $4,093,027
AMERIPRISE FINANCIAL INC 0.86% 534,663 -2.3% 0% $3,240,058
Nuveen, LLC 0.81% 500,815 -43% 0% $3,034,939
NORTHERN TRUST CORP 0.8% 495,053 -1.4% 0% $3,000,021
Empowered Funds, LLC 0.79% 488,435 +13% 0.03% $2,959,916

Institutional Holders of OIL STATES INTERNATIONAL, INC - Common Stock (OIS) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 208,189 $1,438,983 +$172,399 $6.77 9
2025 Q3 53,128,809 $321,961,042 +$8,331,450 $6.06 157
2025 Q2 51,783,709 $277,570,133 +$5,203,185 $5.36 151
2025 Q1 50,995,052 $262,632,948 +$11,046,002 $5.15 157
2024 Q4 49,100,165 $248,445,744 -$1,434,155 $5.06 148
2024 Q3 49,327,241 $226,913,770 -$16,479,296 $4.60 150
2024 Q2 52,688,198 $233,963,215 -$26,360,280 $4.44 146
2024 Q1 56,366,205 $347,214,126 -$15,875,133 $6.16 170
2023 Q4 2,721,858 $18,498,427 -$98,816 $6.79 2
2023 Q3 57,221,775 $478,989,094 +$1,233,760 $8.37 174
2023 Q2 57,358,404 $428,477,638 -$1,449,604 $7.47 171
2023 Q1 57,293,197 $477,243,790 -$4,373,425 $8.33 169
2022 Q4 57,989,800 $432,626,758 +$11,088,414 $7.46 147
2022 Q3 51,180,562 $199,154,521 -$2,546,464 $3.89 143
2022 Q2 56,174,168 $304,384,502 -$3,447,692 $5.42 147
2022 Q1 57,167,723 $397,229,611 +$25,760,938 $6.95 152
2021 Q4 51,229,269 $254,552,765 -$1,009,894 $4.97 128
2021 Q3 46,779,042 $298,509,710 -$10,037,355 $6.39 134
2021 Q2 49,008,996 $384,633,397 +$40,519,782 $7.85 141
2021 Q1 50,689,982 $305,636,968 +$9,578,415 $6.03 139
2020 Q4 48,728,669 $244,617,764 +$5,904,658 $5.02 126
2020 Q3 48,220,781 $131,664,108 -$7,970,491 $2.73 126
2020 Q2 51,909,526 $246,652,804 -$23,458,677 $4.75 137
2020 Q1 50,170,740 $101,846,508 -$64,985,961 $2.03 119
2019 Q4 60,876,666 $992,911,347 +$217,724 $16.31 158
2019 Q3 61,011,442 $811,411,232 -$54,795,998 $13.30 147
2019 Q2 63,503,440 $1,161,957,152 +$57,378,105 $18.30 152
2019 Q1 62,042,954 $1,052,521,335 -$13,339,172 $16.96 160
2018 Q4 62,717,618 $895,532,209 -$47,818,651 $14.28 154
2018 Q3 63,959,085 $2,123,418,012 -$57,792,538 $33.20 168
2018 Q2 66,050,260 $2,120,457,824 +$139,446,202 $32.10 172
2018 Q1 61,632,384 $1,614,711,033 +$119,461,918 $26.20 170
2017 Q4 57,036,881 $1,613,347,183 +$61,813,663 $28.30 165
2017 Q3 55,177,415 $1,398,290,299 -$2,727,963 $25.35 156
2017 Q2 55,042,574 $1,494,282,525 +$85,631,022 $27.15 178
2017 Q1 54,288,404 $1,799,183,929 +$170,472,630 $33.15 191
2016 Q4 54,148,375 $2,111,669,625 +$76,519,248 $39.00 205
2016 Q3 52,713,563 $1,663,318,655 -$25,971,013 $31.57 193
2016 Q2 53,489,353 $1,758,397,703 -$34,905,927 $32.88 192
2016 Q1 54,834,251 $1,727,657,474 +$91,755,692 $31.52 182
2015 Q4 52,870,017 $1,440,634,650 +$25,415,943 $27.25 201
2015 Q3 49,974,401 $1,305,960,201 -$66,994,362 $26.13 190
2015 Q2 53,842,408 $2,004,931,049 +$35,996,396 $37.23 199
2015 Q1 52,589,453 $2,092,707,943 -$35,736,974 $39.77 217
2014 Q4 52,491,032 $2,564,498,691 -$13,362,176 $48.90 209
2014 Q3 53,194,278 $3,291,819,924 +$14,142,906 $61.90 238
2014 Q2 52,270,578 $3,349,895,593 -$116,872,085 $64.09 252
2014 Q1 53,370,513 $5,262,099,821 -$112,683,538 $98.60 265