Oil States InternationalOIS
13F holders, Q2 2026 (June 30)199holders −18
22new positions
40sold out
7famous investors
$8.01avg. 13F price*
At the end of Q2 2026, 199 institutions reported holding Oil States International Inc. (OIS) in their 13F filings, down 18 from Q1 2026. 22 opened new positions and 40 sold out. The largest holders were BlackRock, Inc. ($54.6M), Dimensional Fund Advisors LP ($24.1M) and Vanguard Capital Management LLC ($19.4M). 7 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Oil States International Inc.
- Filed as
- OIL STS INTL INC (Q2 2026)
- CUSIP
- 678026105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 22 | $3.2M |
| Exits | 40 | $34.0M |
All 13F filers, Q1 2026 → Q2 2026: 6,670,746 shares bought and 7,821,336 shares sold, net −1,150,590 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 199 holders
| BlackRock, Inc. | 0.00% | Add +8.1% | 6,818,282 | $54.6M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -14.6% | 3,006,491 | $24.1M |
| Vanguard Capital Management LLC | 0.00% | Add +0.0% | 2,418,106 | $19.4M |
| American Century Companies Inc. | 0.01% | Add +19.7% | 2,213,177 | $17.7M |
| Acadian Asset Management LLC | 0.02% | Reduce -13.2% | 2,042,288 | $16.4M |
| D. E. Shaw & Co. | 0.01% | Reduce -6.9% | 2,017,956 | $16.2M |
| First Eagle Investment Management, LLC | 0.03% | Reduce -1.9% | 2,005,677 | $16.1M |
| State Street Corp. | 0.00% | Add +14.3% | 1,980,909 | $15.9M |
| AQR Capital Management | 0.00% | Reduce -4.8% | 1,736,910 | $13.9M |
| Vanguard Portfolio Management LLC | 0.00% | Reduce -0.7% | 1,625,098 | $13.0M |
| Geode Capital Management, LLC | 0.00% | Add +6.5% | 1,445,708 | $11.6M |
| Two Sigma Investments, LP | 0.01% | Add +34.6% | 1,444,776 | $11.6M |
| Kennedy Capital Management LLC | 0.18% | Add +19.7% | 1,291,140 | $10.3M |
| Morgan Stanley | 0.00% | Reduce -10.7% | 1,206,130 | $9.7M |
| Qube Research & Technologies Ltd | 0.01% | Add +465.4% | 1,122,386 | $9.0M |
| Hotchkis & Wiley Capital Management LLC | 0.03% | Add +9.9% | 1,100,201 | $8.8M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -4.2% | 1,083,987 | $8.7M |
| Bridgeway Capital Management, LLC | 0.12% | Add +0.9% | 840,237 | $6.7M |
| Algert Global LLC | 0.08% | Add +5628.2% | 813,971 | $6.5M |
| Millennium Management | 0.00% | Reduce -5.2% | 667,842 | $5.3M |
| Federated Hermes, Inc. | 0.01% | Add +57.4% | 651,708 | $5.2M |
| Panagora Asset Management Inc. | 0.02% | Add +20.4% | 650,275 | $5.2M |
| UBS Group AG | 0.00% | Reduce -24.3% | 646,012 | $5.2M |
| Trexquant Investment LP | 0.03% | Add +9.4% | 602,932 | $4.8M |
| FMR LLC | 0.00% | Add +109.5% | 558,454 | $4.5M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -22.7% | 542,442 | $4.3M |
| Franklin Resources Inc. | 0.00% | Add +34.8% | 533,744 | $4.3M |
| Northern Trust Corp. | 0.00% | Add +7.9% | 498,126 | $4.0M |
| Ameriprise Financial Inc. | 0.00% | Add +0.7% | 459,434 | $3.7M |
| Norges Bank | 0.00% | — | 445,100 | $3.6M |
| Empowered Funds, LLC | 0.02% | Add +1.8% | 409,537 | $3.3M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Add +11.9% | 404,650 | $3.2M |
| Squarepoint Ops LLC | 0.01% | Add +1228.6% | 399,706 | $3.2M |
| Russell Investments Group, Ltd. | 0.00% | Add +22.1% | 378,012 | $3.0M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +1.2% | 369,431 | $3.0M |
| Hara Capital LLC | 1.42% | Reduce -0.3% | 335,818 | $2.7M |
| Bank of New York Mellon Corp | 0.00% | Add +1.5% | 329,168 | $2.6M |
| Deutsche Bank AG | 0.00% | Add +2.8% | 309,870 | $2.5M |
| Gendell Jeffrey L | 0.02% | No change | 298,317 | $2.4M |
| Massachusetts Financial Services Co. | 0.00% | Reduce -2.0% | 293,356 | $2.3M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Reduce -61.3% | 278,957 | $2.2M |
| Y-Intercept (Hong Kong) Ltd | 0.04% | Add +138.9% | 250,165 | $2.0M |
| Marshall Wace, LLP | 0.00% | Reduce -74.1% | 241,635 | $1.9M |
| State of Wisconsin Investment Board | 0.00% | Add +37.0% | 220,231 | $1.8M |
| LSV Asset Management | 0.00% | Reduce -6.9% | 201,400 | $1.6M |
| Fisher Asset Management | 0.00% | No change | 198,305 | $1.6M |
| Invesco Ltd. | 0.00% | Reduce -36.7% | 197,254 | $1.6M |
| Raymond James Financial Inc. | 0.00% | Reduce -7.5% | 179,343 | $1.4M |
| JPMorgan Chase & Co. | 0.00% | Reduce -78.8% | 174,170 | $1.4M |
| O'shaughnessy Asset Management, LLC | 0.01% | Add +9.4% | 172,626 | $1.4M |
| Vanguard Global Advisers, LLC | 0.00% | Add +26.0% | 163,468 | $1.3M |
| Cambria Investment Management, L.P. | 0.06% | Add +159.7% | 152,474 | $1.2M |
| T. Rowe Price Associates Inc. | 0.00% | Add +15.8% | 150,568 | $1.2M |
| Los Angeles Capital Management LLC | 0.00% | Reduce -5.0% | 148,022 | $1.2M |
| Creative Planning | 0.00% | Reduce -7.3% | 146,316 | $1.2M |
| Sei Investments Co. | 0.00% | Reduce -67.6% | 143,207 | $1.1M |
| Wedge Capital Management L L P | 0.02% | Add +52.0% | 137,594 | $1.1M |
| Nuveen, LLC | 0.00% | Add +7.5% | 135,555 | $1.1M |
| Martingale Asset Management L P | 0.03% | Add +75.9% | 134,258 | $1.1M |
| BNP Paribas Financial Markets | 0.00% | Add +48.4% | 130,476 | $1.0M |
| Point72 Asset Management | 0.00% | Add +68.8% | 118,762 | $951K |
| Victory Capital Management Inc. | 0.00% | Add +83.7% | 117,741 | $943K |
| Man Group plc | 0.00% | Add +175.5% | 113,810 | $912K |
| Bank of America Corp. | 0.00% | Add +18.5% | 109,985 | $881K |
| Ieq Capital, LLC | 0.00% | Reduce -30.1% | 108,122 | $866K |
| Boothbay Fund Management, LLC | 0.02% | Add +192.4% | 106,826 | $856K |
| Alliancebernstein L.P. | 0.00% | Add +13.2% | 69,490 | $809K |
| Rhumbline Advisers | 0.00% | Add +1.4% | 96,783 | $775K |
| Principal Financial Group Inc. | 0.00% | Add +7.1% | 91,133 | $730K |
| Stifel Financial Corp. | 0.00% | No change | 90,982 | $729K |
| Brevan Howard Capital Management LP | 0.01% | Add +225.4% | 89,088 | $714K |
| STRS Ohio | 0.00% | Add +70.5% | 88,500 | $709K |
| JB Capital Partners LP | 0.11% | No change | 85,000 | $681K |
| Inspire Investing, LLC | 0.03% | Add +91.3% | 84,786 | $679K |
| HRT Financial LP | 0.00% | Reduce -65.8% | 83,594 | $669K |
| Counterpoint Mutual Funds LLC | 0.07% | Add +13.3% | 82,785 | $663K |
| Citadel Advisors | 0.00% | Add +76.5% | 74,976 | $601K |
| Quantinno Capital Management LP | 0.00% | Add +65.6% | 74,885 | $600K |
| Campbell & CO Investment Adviser LLC | 0.03% | Reduce -44.6% | 71,946 | $576K |
| Jacobs Levy Equity Management, Inc. | 0.00% | Reduce -23.6% | 70,883 | $568K |
| Aquatic Capital Management LLC | 0.02% | New | 69,563 | $557K |
| Quantbot Technologies LP | 0.02% | Add +651.0% | 65,677 | $526K |
| Mariner, LLC | 0.00% | Reduce -23.9% | 65,592 | $525K |
| Royal Bank of Canada | 0.00% | Add +30.0% | 64,413 | $516K |
| Prudential Financial Inc. | 0.00% | Reduce -46.7% | 61,756 | $495K |
| Magnetar Financial LLC | 0.00% | Add +12.9% | 59,547 | $477K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Add +6.4% | 53,204 | $443K |
| Barclays PLC | 0.00% | Reduce -12.8% | 54,929 | $440K |
| Bleakley Financial Group, LLC | 0.01% | New | 54,702 | $438K |
| State of Wyoming | 0.04% | Add +4.7% | 54,010 | $433K |
| Teton Advisors, LLC | 0.25% | New | 54,000 | $433K |
| WINTON GROUP Ltd | 0.01% | Reduce -43.0% | 50,140 | $402K |
| Voya Investment Management LLC | 0.00% | Add +69.0% | 49,442 | $396K |
| Arax Advisory Partners | 0.00% | Add +451.1% | 48,794 | $391K |
| Wells Fargo & Company | 0.00% | Add +113.0% | 48,032 | $385K |
| Graham Capital Management, L.P. | 0.01% | Add +76.8% | 47,435 | $380K |
| Fifth Third Bancorp | 0.00% | Add +51.1% | 43,292 | $347K |
| Orion Porfolio Solutions, LLC | 0.00% | New | 40,628 | $325K |
| Mercer Global Advisors Inc. | 0.00% | Reduce -4.6% | 38,896 | $312K |
| Envestnet Asset Management Inc. | 0.00% | Reduce -1.3% | 35,648 | $286K |
"% of holder's portfolio" is OIS's weight in each manager's 13F, not the share of Oil States International Inc. the manager owns.