Oil States International, Inc
OIS- Exchange
- NYSE
- Industry
- Oil & Gas Field Machinery & Equipment
- SEC CIK
- 0001121484
No open-market purchases or sales by Oil States International, Inc insiders were filed in the last 90 days; 200 institutions reported holding it in 13F filings for Q2 2026, worth $428.5M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Oil States International, Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 219
- +41 vs. Q4 2025
- Shares held
- 54.3M
- +7.82M (+16.8%) vs. Q4 2025
- Total value
- $631.3M
- +$316.8M (+100.7%) vs. Q4 2025
- New holders
- 60
- 76 more added
- Sold out
- 19
- 57 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OIS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 200 | $428.5M |
| Q1 2026 | 219 | $631.3M |
| Q4 2025 | 182 | $345.5M |
| Q3 2025 | 159 | $321.9M |
| Q2 2025 | 152 | $277.5M |
| Q1 2025 | 157 | $262.4M |
| Q4 2024 | 150 | $248.4M |
| Q3 2024 | 154 | $227.2M |
| Q2 2024 | 149 | $234.2M |
| Q1 2024 | 173 | $347.7M |
| Q4 2023 | 181 | $403.4M |
| Q3 2023 | 175 | $479.0M |
| Q2 2023 | 173 | $428.5M |
| Q1 2023 | 171 | $477.2M |
| Q4 2022 | 158 | $433.0M |
| Q3 2022 | 164 | $221.7M |
| Q2 2022 | 164 | $309.1M |
| Q1 2022 | 165 | $400.9M |
| Q4 2021 | 145 | $268.3M |
| Q3 2021 | 147 | $344.8M |
| Q2 2021 | 150 | $433.4M |
| Q1 2021 | 146 | $305.7M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Oil States International, Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bank of Montreal | 27,247 | $317.2K | 0.00% | +27,247 | New |
| Brevan Howard Capital Management LP | 27,381 | $318.7K | 0.00% | −526−1.9% | Reduced |
| EP Wealth Advisors, LLC | 28,225 | $328.5K | 0.00% | +1,275+4.7% | Added |
| Bank of Nova Scotia | 28,300 | $329.4K | 0.00% | +28,300 | New |
| Renaissance Technologies LLC | 28,500 | $331.7K | 0.00% | −24,900−46.6% | Reduced |
| Fifth Third Bancorp | 28,648 | $333.5K | 0.00% | +28,597+56,072.5% | Added |
| Legato Capital Management LLC | 29,146 | $339.3K | 0.03% | +29,146 | New |
| Voya Investment Management LLC | 29,260 | $340.6K | 0.00% | +17,912+157.8% | Added |
| Brendel Financial Advisors LLC | 29,456 | $342.9K | 0.17% | +29,456 | New |
| Squarepoint Ops LLC | 30,085 | $350.2K | 0.00% | +30,085 | New |
| Zacks Investment Management | 30,262 | $352.3K | 0.00% | +30,262 | New |
| Gsa Capital Partners LLP | 30,565 | $356.0K | 0.02% | +30,565 | New |
| XTX Topco Ltd | 30,656 | $356.8K | 0.01% | +30,656 | New |
| MetLife Investment Management | 30,731 | $357.7K | 0.00% | +5,182+20.3% | Added |
| Abacus Wealth Partners, LLC | 31,295 | $364.3K | 0.03% | +738+2.4% | Added |
| Dynamic Technology Lab Private Ltd | 32,383 | $376.9K | 0.06% | +17,135+112.4% | Added |
| SG Americas Securities, LLC | 34,668 | $404.0K | 0.00% | −4,139−10.7% | Reduced |
| Alliancebernstein L.P. | 61,390 | $415.6K | 0.00% | −3,100−4.8% | Reduced |
| Envestnet Asset Management Inc | 36,112 | $420.3K | 0.00% | +17,386+92.8% | Added |
| Boothbay Fund Management, LLC | 36,532 | $425.2K | 0.01% | +36,532 | New |
| Mercer Global Advisors Inc | 40,774 | $474.6K | 0.00% | +8,973+28.2% | Added |
| Man Group plc | 41,311 | $480.9K | 0.00% | −24,814−37.5% | Reduced |
| Citadel Advisors LLC | 42,482 | $494.5K | 0.00% | −85,766−66.9% | Reduced |
| CWM Advisors, LLC | 44,309 | $515.8K | 0.03% | +44,309 | New |
| Quantinno Capital Management LP | 45,227 | $526.4K | 0.00% | +6,135+15.7% | Added |
| Cerity Partners LLC | 45,498 | $529.6K | 0.00% | +15,541+51.9% | Added |
| Wealth Enhancement Advisory Services, LLC | 49,998 | $560.5K | 0.00% | +8,187+19.6% | Added |
| Harvest Investment Services, LLC | 48,320 | $562.4K | 0.10% | +48,320 | New |
| Royal Bank of Canada | 49,536 | $576.0K | 0.00% | −29,083−37.0% | Reduced |
| State of Wyoming | 51,607 | $600.7K | 0.07% | +4,281+9.0% | Added |
| STRS Ohio | 51,900 | $604.1K | 0.00% | −34,800−40.1% | Reduced |
| Magnetar Financial LLC | 52,722 | $613.7K | 0.01% | +52,722 | New |
| Hillsdale Investment Management Inc. | 57,500 | $669.3K | 0.02% | +3,900+7.3% | Added |
| Gotham Asset Management, LLC | 57,963 | $674.7K | 0.00% | +57,963 | New |
| Cambria Investment Management, L.P. | 58,712 | $683.4K | 0.04% | +58,712 | New |
| ExodusPoint Capital Management, LP | 62,017 | $721.9K | 0.01% | +62,017 | New |
| Barclays PLC | 62,995 | $733.3K | 0.00% | −125,609−66.6% | Reduced |
| Victory Capital Management Inc | 64,113 | $746.3K | 0.00% | −10,012−13.5% | Reduced |
| Integrated Quantitative Investments LLC | 64,681 | $752.9K | 0.14% | +64,681 | New |
| Point72 Asset Management, L.P. | 70,343 | $818.8K | 0.00% | +70,343 | New |
| Counterpoint Mutual Funds LLC | 73,084 | $850.7K | 0.13% | +73,084 | New |
| Martingale Asset Management L P | 76,328 | $888.5K | 0.02% | +76,328 | New |
| JB Capital Partners LP | 85,000 | $989.4K | 0.17% | 00.0% | Unchanged |
| Principal Financial Group Inc | 85,105 | $990.6K | 0.00% | −33,392−28.2% | Reduced |
| Citigroup Inc | 85,186 | $991.6K | 0.00% | +29,714+53.6% | Added |
| Mariner, LLC | 86,237 | $1.00M | 0.00% | +26,662+44.8% | Added |
| CWM, LLC | 87,926 | $1.02M | 0.00% | +11,523+15.1% | Added |
| Winton Group Ltd | 87,927 | $1.02M | 0.04% | +16,506+23.1% | Added |
| BNP Paribas Arbitrage, SA | 87,951 | $1.02M | 0.00% | +68,030+341.5% | Added |
| Wedge Capital Management L L P | 90,526 | $1.05M | 0.02% | −52,290−36.6% | Reduced |
| Stifel Financial Corp | 90,982 | $1.06M | 0.00% | −14,495−13.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 92,804 | $1.08M | 0.00% | +11,544+14.2% | Added |
| Bank of America Corp | 92,836 | $1.08M | 0.00% | −41,093−30.7% | Reduced |
| Engineers Gate Manager LP | 93,777 | $1.09M | 0.01% | +78,649+519.9% | Added |
| Rhumbline Advisers | 95,417 | $1.11M | 0.00% | −3,168−3.2% | Reduced |
| Assenagon Asset Management S.A. | 99,684 | $1.16M | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 99,890 | $1.16M | 0.00% | +68,587+219.1% | Added |
| Y-Intercept (Hong Kong) Ltd | 104,723 | $1.22M | 0.02% | +104,723 | New |
| Prudential Financial Inc | 115,896 | $1.35M | 0.00% | −282,212−70.9% | Reduced |
| Nuveen, LLC | 126,152 | $1.47M | 0.00% | −80,620−39.0% | Reduced |
| Vanguard Global Advisers, LLC | 129,727 | $1.51M | 0.00% | +129,727 | New |
| Campbell & CO Investment Adviser LLC | 129,947 | $1.51M | 0.09% | −34,763−21.1% | Reduced |
| Price T Rowe Associates Inc | 129,982 | $1.51M | 0.00% | +13,556+11.6% | Added |
| EAM Investors, LLC | 153,896 | $1.79M | 0.21% | +153,896 | New |
| Ieq Capital, LLC | 154,598 | $1.80M | 0.01% | +6,143+4.1% | Added |
| Los Angeles Capital Management LLC | 155,815 | $1.81M | 0.01% | +119,745+332.0% | Added |
| O'Shaughnessy Asset Management, LLC | 157,731 | $1.84M | 0.01% | +157,731 | New |
| Creative Planning | 157,809 | $1.84M | 0.00% | +52,461+49.8% | Added |
| State of Wisconsin Investment Board | 160,815 | $1.87M | 0.00% | −30,100−15.8% | Reduced |
| Raymond James Financial Inc | 193,930 | $2.26M | 0.00% | +9,341+5.1% | Added |
| Fisher Asset Management, LLC | 198,305 | $2.31M | 0.00% | −12,769−6.0% | Reduced |
| Qube Research & Technologies Ltd | 198,511 | $2.31M | 0.00% | −76,636−27.9% | Reduced |
| LSV Asset Management | 216,400 | $2.52M | 0.01% | −5,200−2.3% | Reduced |
| State Board of Administration of Florida Retirement System | 222,793 | $2.59M | 0.00% | −160,271−41.8% | Reduced |
| Pacer Advisors, Inc. | 243,924 | $2.84M | 0.01% | +243,924 | New |
| HRT Financial LP | 244,517 | $2.85M | 0.01% | +222,584+1,014.8% | Added |
| FMR LLC | 266,603 | $3.10M | 0.00% | +32,678+14.0% | Added |
| Gendell Jeffrey L | 298,317 | $3.47M | 0.05% | −1,266,952−80.9% | Reduced |
| Massachusetts Financial Services Co | 299,371 | $3.48M | 0.00% | −83,190−21.7% | Reduced |
| Deutsche Bank AG | 301,566 | $3.51M | 0.00% | −6,343−2.1% | Reduced |
| Russell Investments Group, Ltd. | 309,464 | $3.60M | 0.00% | +16,812+5.7% | Added |
| Invesco Ltd. | 311,490 | $3.63M | 0.00% | +164,787+112.3% | Added |
| Bank of New York Mellon Corp | 324,428 | $3.78M | 0.00% | −37,024−10.2% | Reduced |
| Hara Capital LLC | 336,828 | $3.92M | 1.96% | −10,011−2.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 361,554 | $4.21M | 0.01% | +272,273+305.0% | Added |
| Vanguard Fiduciary Trust Co | 365,048 | $4.25M | 0.00% | +365,048 | New |
| Franklin Resources Inc | 395,901 | $4.61M | 0.00% | +255,138+181.3% | Added |
| Empowered Funds, LLC | 402,205 | $4.68M | 0.03% | +402,205 | New |
| Federated Hermes, Inc. | 414,123 | $4.82M | 0.01% | +23,697+6.1% | Added |
| SEI Investments Co | 441,725 | $5.14M | 0.00% | +293,271+197.6% | Added |
| Jane Street Group, LLC | 454,245 | $5.29M | 0.01% | +309,134+213.0% | Added |
| Ameriprise Financial Inc | 456,119 | $5.31M | 0.00% | −174,627−27.7% | Reduced |
| Northern Trust Corp | 461,591 | $5.37M | 0.00% | +21,028+4.8% | Added |
| Panagora Asset Management Inc | 539,920 | $6.28M | 0.02% | −127,866−19.1% | Reduced |
| Trexquant Investment LP | 551,183 | $6.42M | 0.05% | +228,714+70.9% | Added |
| Goldman Sachs Group Inc | 702,085 | $8.17M | 0.00% | +215,957+44.4% | Added |
| Millennium Management LLC | 704,411 | $8.20M | 0.01% | +692,025+5,587.2% | Added |
| Arrowstreet Capital, Limited Partnership | 721,401 | $8.40M | 0.00% | +295,703+69.5% | Added |
| JPMorgan Chase & Co | 821,868 | $9.52M | 0.00% | −265,581−24.4% | Reduced |
| Bridgeway Capital Management, LLC | 832,905 | $9.70M | 0.19% | −80,214−8.8% | Reduced |