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
+$8,331,443
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% $16,273,037 4,596,903 BlackRock, Inc. 31 Mar 2025
VANGUARD GROUP INC 7% $23,078,220 4,305,638 The Vanguard Group 30 Jun 2025
DIMENSIONAL FUND ADVISORS LP 5.1% $11,321,908 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 1,093,788 $7,434,488 -$68,149 $6.77 18
2025 Q3 53,128,809 $321,961,042 +$8,331,443 $6.06 157
2025 Q2 51,783,709 $277,570,133 +$5,203,200 $5.36 151
2025 Q1 50,995,052 $262,633,068 +$11,046,119 $5.15 157
2024 Q4 49,100,165 $248,445,460 -$1,434,150 $5.06 148
2024 Q3 49,327,241 $226,914,057 -$16,485,542 $4.60 150
2024 Q2 52,688,198 $233,963,485 -$26,377,022 $4.44 145
2024 Q1 56,366,205 $347,214,522 -$20,240,801 $6.16 169
2023 Q4 59,411,508 $403,367,900 +$11,925,147 $6.79 179
2023 Q3 57,221,775 $478,989,380 +$1,738,714 $8.37 174
2023 Q2 57,358,404 $428,477,633 -$1,449,648 $7.47 171
2023 Q1 57,293,197 $477,243,789 -$4,473,233 $8.33 169
2022 Q4 58,074,200 $433,255,862 +$9,755,427 $7.46 151
2022 Q3 56,949,752 $221,595,012 -$958,522 $3.89 149
2022 Q2 57,031,238 $309,029,502 -$1,717,236 $5.42 151
2022 Q1 57,681,121 $400,799,611 +$26,739,831 $6.95 155
2021 Q4 53,797,492 $267,246,765 -$1,261,818 $4.97 132
2021 Q3 53,915,558 $344,274,710 -$11,097,135 $6.39 136
2021 Q2 55,188,826 $433,145,397 +$38,168,767 $7.85 141
2021 Q1 50,696,811 $305,677,968 +$6,800,946 $6.03 138
2020 Q4 49,741,926 $249,704,764 +$7,997,753 $5.02 130
2020 Q3 49,079,601 $134,008,108 -$9,183,734 $2.73 131
2020 Q2 51,932,989 $246,752,804 -$22,689,747 $4.75 139
2020 Q1 58,087,036 $117,917,295 -$66,434,633 $2.03 129
2019 Q4 61,969,097 $1,010,728,453 -$230,010 $16.31 163
2019 Q3 62,293,927 $828,464,581 -$53,925,879 $13.30 157
2019 Q2 65,058,127 $1,190,405,151 +$37,491,746 $18.30 161
2019 Q1 63,644,409 $1,079,672,884 -$23,200,336 $16.96 167
2018 Q4 64,939,134 $927,251,940 -$51,367,743 $14.28 162
2018 Q3 65,865,085 $2,186,699,840 -$54,965,036 $33.20 174
2018 Q2 67,710,708 $2,173,761,994 +$109,276,215 $32.10 178
2018 Q1 64,364,630 $1,686,294,962 +$156,047,487 $26.20 175
2017 Q4 58,507,763 $1,654,968,795 +$60,266,958 $28.30 173
2017 Q3 56,523,327 $1,432,405,898 -$14,566,110 $25.35 162
2017 Q2 56,943,386 $1,545,884,076 +$74,010,877 $27.15 182
2017 Q1 54,343,129 $1,800,996,620 +$170,476,079 $33.15 194
2016 Q4 54,313,148 $2,118,094,625 +$71,055,098 $39.00 208
2016 Q3 52,717,141 $1,663,431,655 -$29,781,065 $31.57 196
2016 Q2 53,490,985 $1,758,450,703 -$34,877,525 $32.88 194
2016 Q1 55,015,582 $1,733,373,474 +$79,334,196 $31.52 186
2015 Q4 53,100,720 $1,446,919,650 +$24,435,244 $27.25 202
2015 Q3 52,178,661 $1,363,556,201 -$77,222,854 $26.13 193
2015 Q2 54,350,170 $2,023,835,049 +$20,163,041 $37.23 201
2015 Q1 53,181,878 $2,116,266,943 -$26,369,716 $39.77 220
2014 Q4 53,088,492 $2,593,715,691 -$10,189,714 $48.90 214
2014 Q3 53,194,288 $3,291,820,924 +$14,133,639 $61.90 239
2014 Q2 52,749,464 $3,380,587,593 -$123,298,572 $64.09 255
2014 Q1 53,654,614 $5,290,111,821 -$114,483,854 $98.60 269