Oceaneering International Inc
OII- Exchange
- NYSE
- Industry
- Oil & Gas Field Services, NEC
- SEC CIK
- 0000073756
In the last 90 days, Oceaneering International Inc insiders filed 0 open-market purchases and 5 sales; 376 institutions reported holding it in 13F filings for Q2 2026, worth $4.22B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Oceaneering International Inc as of Dec 31, 2025. 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
- 314
- +22 vs. Q3 2025
- Shares held
- 100.1M
- +5.35M (+5.6%) vs. Q3 2025
- Total value
- $2.41B
- +$57.8M (+2.5%) vs. Q3 2025
- New holders
- 48
- 113 more added
- Sold out
- 26
- 108 more reduced
9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OII 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 | 376 | $4.22B |
| Q1 2026 | 367 | $3.61B |
| Q4 2025 | 314 | $2.41B |
| Q3 2025 | 301 | $2.37B |
| Q2 2025 | 288 | $1.99B |
| Q1 2025 | 286 | $2.10B |
| Q4 2024 | 287 | $2.62B |
| Q3 2024 | 260 | $2.51B |
| Q2 2024 | 234 | $2.36B |
| Q1 2024 | 233 | $2.24B |
| Q4 2023 | 235 | $2.01B |
| Q3 2023 | 243 | $2.39B |
| Q2 2023 | 224 | $1.76B |
| Q1 2023 | 228 | $1.67B |
| Q4 2022 | 206 | $1.63B |
| Q3 2022 | 200 | $725.9M |
| Q2 2022 | 200 | $986.3M |
| Q1 2022 | 220 | $1.36B |
| Q4 2021 | 200 | $984.8M |
| Q3 2021 | 196 | $1.16B |
| Q2 2021 | 190 | $1.37B |
| Q1 2021 | 179 | $994.6M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Oceaneering International Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 16,003,350 | $384.6M | 0.01% | +334,417+2.1% | Added |
| Vanguard Group Inc | 12,371,147 | $297.3M | 0.00% | +187,707+1.5% | Added |
| Brown Advisory Inc | 7,426,981 | $178.5M | 0.25% | −275,282−3.6% | Reduced |
| State Street Corp | 4,647,252 | $111.7M | 0.00% | +215,366+4.9% | Added |
| Morgan Stanley Institutional Investment Advisors LLC | 3,947,022 | $94.8M | 10.03% | +3,947,022 | New |
| Earnest Partners LLC | 3,791,599 | $91.1M | 0.39% | −225,099−5.6% | Reduced |
| American Century Companies Inc | 3,608,090 | $86.7M | 0.04% | −34,783−1.0% | Reduced |
| Dimensional Fund Advisors LP | 3,477,068 | $83.6M | 0.02% | +191,117+5.8% | Added |
| Neuberger Berman Group LLC | 3,335,121 | $80.1M | 0.06% | −204,437−5.8% | Reduced |
| Greenhouse Funds LLLP | 2,468,260 | $59.3M | 2.29% | −23,543−0.9% | Reduced |
| Geode Capital Management, LLC | 2,304,738 | $55.4M | 0.00% | +51,871+2.3% | Added |
| Loomis Sayles & Co L P | 1,831,434 | $44.0M | 0.05% | −65,603−3.5% | Reduced |
| Van Eck Associates Corp | 1,500,057 | $36.0M | 0.03% | +170,762+12.8% | Added |
| Charles Schwab Investment Management Inc | 1,442,874 | $34.7M | 0.01% | +25,451+1.8% | Added |
| Goldman Sachs Group Inc | 1,273,669 | $30.6M | 0.00% | −151,709−10.6% | Reduced |
| Royal Bank of Canada | 1,221,789 | $29.4M | 0.01% | −67,116−5.2% | Reduced |
| Northern Trust Corp | 1,216,859 | $29.2M | 0.00% | +84,952+7.5% | Added |
| Qube Research & Technologies Ltd | 1,165,936 | $28.0M | 0.04% | +466,556+66.7% | Added |
| Morgan Stanley | 1,041,053 | $25.0M | 0.00% | +26,200+2.6% | Added |
| Fort Washington Investment Advisors Inc | 856,644 | $20.6M | 0.11% | −445,148−34.2% | Reduced |
| Ranger Investment Management, L.P. | 802,635 | $19.3M | 1.32% | +206,665+34.7% | Added |
| Fisher Asset Management, LLC | 793,098 | $19.1M | 0.01% | +153,214+23.9% | Added |
| Bank of New York Mellon Corp | 770,246 | $18.5M | 0.00% | +152,285+24.6% | Added |
| Nuveen, LLC | 700,281 | $16.8M | 0.00% | −19,747−2.7% | Reduced |
| Algert Global LLC | 699,646 | $16.8M | 0.26% | +49,899+7.7% | Added |
| Point72 Asset Management, L.P. | 699,212 | $16.8M | 0.03% | +581,712+495.1% | Added |
| Bank of America Corp | 627,934 | $15.1M | 0.00% | −72,327−10.3% | Reduced |
| Invesco Ltd. | 597,363 | $14.4M | 0.00% | −16,398−2.7% | Reduced |
| Principal Financial Group Inc | 576,822 | $13.9M | 0.01% | +30,093+5.5% | Added |
| Goehring & Rozencwajg Associates, LLC | 568,734 | $13.7M | 1.35% | +102,676+22.0% | Added |
| First Trust Advisors LP | 562,486 | $13.5M | 0.01% | +118,909+26.8% | Added |
| Old West Investment Management, LLC | 543,271 | $13.1M | 2.33% | +305,168+128.2% | Added |
| Tudor Investment Corp Et Al | 539,676 | $13.0M | 0.07% | +47,748+9.7% | Added |
| Boston Trust Walden Corp | 532,179 | $12.8M | 0.10% | −62,771−10.6% | Reduced |
| JPMorgan Chase & Co | 507,883 | $12.2M | 0.00% | −256,024−33.5% | Reduced |
| Schroder Investment Management Group | 501,914 | $12.2M | 0.01% | +24,698+5.2% | Added |
| UBS Group AG | 458,211 | $11.0M | 0.00% | −33,425−6.8% | Reduced |
| Aristotle Capital Boston, LLC | 450,306 | $10.8M | 0.59% | −393,487−46.6% | Reduced |
| Franklin Resources Inc | 446,204 | $10.7M | 0.00% | −256,542−36.5% | Reduced |
| SEI Investments Co | 418,786 | $10.1M | 0.01% | −47,339−10.2% | Reduced |
| Barclays PLC | 416,792 | $10.0M | 0.00% | +30,689+7.9% | Added |
| Panagora Asset Management Inc | 383,966 | $9.23M | 0.03% | +64,550+20.2% | Added |
| Sagefield Capital LP | 380,070 | $9.13M | 0.77% | −129,548−25.4% | Reduced |
| Agf Management Ltd | 374,718 | $9.00M | 0.04% | +374,718 | New |
| AQR Capital Management LLC | 372,749 | $8.96M | 0.00% | +69,837+23.1% | Added |
| Keating Investment Counselors Inc | 354,356 | $8.52M | 2.36% | −3,617−1.0% | Reduced |
| Public Sector Pension Investment Board | 345,270 | $8.30M | 0.03% | −45,596−11.7% | Reduced |
| Gamco Investors, Inc. Et Al | 341,840 | $8.21M | 0.08% | +35,400+11.6% | Added |
| Intech Investment Management LLC | 298,125 | $7.16M | 0.06% | +123,964+71.2% | Added |
| UBS Asset Management Americas Inc | 290,904 | $6.99M | 0.00% | +151,837+109.2% | Added |
| FMR LLC | 269,765 | $6.48M | 0.00% | +118,224+78.0% | Added |
| Russell Investments Group, Ltd. | 268,176 | $6.44M | 0.01% | +12,083+4.7% | Added |
| Wells Fargo & Company | 265,905 | $6.39M | 0.00% | +17,777+7.2% | Added |
| State of Wisconsin Investment Board | 261,453 | $6.28M | 0.01% | +19,024+7.8% | Added |
| Prudential Financial Inc | 259,311 | $6.23M | 0.01% | −27,507−9.6% | Reduced |
| Legal & General Group Plc | 254,059 | $6.11M | 0.00% | −11,259−4.2% | Reduced |
| Granite Investment Partners, LLC | 238,380 | $5.73M | 0.34% | +238,380 | New |
| Envestnet Asset Management Inc | 228,689 | $5.50M | 0.00% | −27,254−10.6% | Reduced |
| Brandywine Global Investment Management, LLC | 228,424 | $5.49M | 0.04% | +228,424 | New |
| Rhumbline Advisers | 226,623 | $5.45M | 0.00% | −11,866−5.0% | Reduced |
| Ameriprise Financial Inc | 210,679 | $5.06M | 0.00% | +2,876+1.4% | Added |
| Swiss National Bank | 197,548 | $4.75M | 0.00% | +2,600+1.3% | Added |
| BNP Paribas Arbitrage, SA | 193,952 | $4.66M | 0.00% | +28,565+17.3% | Added |
| Gabelli Funds LLC | 186,973 | $4.49M | 0.03% | −1,392−0.7% | Reduced |
| New York State Teachers Retirement System | 164,257 | $3.95M | 0.01% | −1,083−0.7% | Reduced |
| Essex Investment Management Co LLC | 155,434 | $3.74M | 0.57% | −3,827−2.4% | Reduced |
| SG Americas Securities, LLC | 153,423 | $3.69M | 0.00% | −3,124−2.0% | Reduced |
| EFG International AG | 152,292 | $3.66M | 0.07% | +152,292 | New |
| Leuthold Group, LLC | 147,639 | $3.55M | 0.38% | +147,639 | New |
| SIR Capital Management, L.P. | 120,000 | $2.88M | 0.32% | −152,400−55.9% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 118,548 | $2.85M | 0.00% | +116,476+5,621.4% | Added |
| Concurrent Investment Advisors, LLC | 116,159 | $2.79M | 0.03% | −50.0% | Reduced |
| Trexquant Investment LP | 112,759 | $2.71M | 0.02% | +82,805+276.4% | Added |
| Alliancebernstein L.P. | 111,822 | $2.69M | 0.00% | −1,938−1.7% | Reduced |
| Federated Hermes, Inc. | 109,901 | $2.64M | 0.00% | +46,163+72.4% | Added |
| Squarepoint Ops LLC | 106,916 | $2.57M | 0.01% | +106,916 | New |
| Price T Rowe Associates Inc | 101,308 | $2.44M | 0.00% | +8,260+8.9% | Added |
| CenterBook Partners LP | 100,220 | $2.41M | 0.12% | +83,705+506.8% | Added |
| Isthmus Partners, LLC | 97,629 | $2.35M | 0.26% | +706+0.7% | Added |
| Bridgeway Capital Management, LLC | 93,600 | $2.25M | 0.05% | −4,913−5.0% | Reduced |
| California State Teachers Retirement System | 93,563 | $2.25M | 0.00% | +216+0.2% | Added |
| State of New Jersey Common Pension Fund D | 91,781 | $2.21M | 0.01% | −821−0.9% | Reduced |
| Engineers Gate Manager LP | 88,549 | $2.13M | 0.03% | −42,113−32.2% | Reduced |
| Millennium Management LLC | 88,022 | $2.12M | 0.00% | −126,706−59.0% | Reduced |
| Jennison Associates LLC | 87,910 | $2.11M | 0.00% | +7,006+8.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 84,416 | $2.10M | 0.00% | −5,544−6.2% | Reduced |
| Great West Life Assurance Co | 85,445 | $2.05M | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 84,594 | $2.03M | 0.05% | +84,594 | New |
| Deutsche Bank AG | 78,977 | $1.90M | 0.00% | −63,202−44.5% | Reduced |
| D. E. Shaw & Co., Inc. | 77,348 | $1.86M | 0.00% | −96,223−55.4% | Reduced |
| New York State Common Retirement Fund | 73,422 | $1.76M | 0.00% | +42,174+135.0% | Added |
| Glenorchy Capital Ltd | 72,995 | $1.75M | 1.14% | −572−0.8% | Reduced |
| Pathstone Holdings, LLC | 71,338 | $1.71M | 0.01% | +5,152+7.8% | Added |
| Thrivent Financial for Lutherans | 70,638 | $1.70M | 0.00% | −25,831−26.8% | Reduced |
| Brevan Howard Capital Management LP | 69,859 | $1.68M | 0.03% | +18,906+37.1% | Added |
| Legato Capital Management LLC | 68,361 | $1.64M | 0.14% | +22,374+48.7% | Added |
| State of Tennessee, Treasury Department | 52,577 | $1.58M | 0.01% | +3,533+7.2% | Added |
| Citadel Advisors LLC | 62,773 | $1.51M | 0.00% | −42,351−40.3% | Reduced |
| Oppenheimer Asset Management Inc. | 60,804 | $1.46M | 0.02% | −5,906−8.9% | Reduced |
| Wedge Capital Management L L P | 60,742 | $1.46M | 0.03% | +5,645+10.2% | Added |