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, Q3 2025
Institutional positions in Oceaneering International Inc as of Sep 30, 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
- 301
- +17 vs. Q2 2025
- Shares held
- 95.6M
- −133.6K (−0.1%) vs. Q2 2025
- Total value
- $2.37B
- +$385.4M (+19.4%) vs. Q2 2025
- New holders
- 46
- 108 more added
- Sold out
- 29
- 102 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Oceaneering International Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15,668,933 | $388.3M | 0.01% | −88,297−0.6% | Reduced |
| Vanguard Group Inc | 12,183,440 | $301.9M | 0.00% | −208,084−1.7% | Reduced |
| Brown Advisory Inc | 7,702,263 | $190.9M | 0.25% | +356,626+4.9% | Added |
| State Street Corp | 4,431,886 | $109.8M | 0.00% | −378,948−7.9% | Reduced |
| Earnest Partners LLC | 4,016,698 | $99.5M | 0.43% | −202,686−4.8% | Reduced |
| American Century Companies Inc | 3,642,873 | $90.3M | 0.05% | +272,667+8.1% | Added |
| Neuberger Berman Group LLC | 3,539,558 | $87.7M | 0.06% | −81,689−2.3% | Reduced |
| Dimensional Fund Advisors LP | 3,285,951 | $81.4M | 0.02% | +98,333+3.1% | Added |
| Greenhouse Funds LLLP | 2,491,803 | $61.7M | 2.40% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 2,252,867 | $55.8M | 0.00% | +4,003+0.2% | Added |
| Loomis Sayles & Co L P | 1,897,037 | $47.0M | 0.06% | −29,010−1.5% | Reduced |
| Goldman Sachs Group Inc | 1,425,378 | $35.3M | 0.01% | +496,586+53.5% | Added |
| Charles Schwab Investment Management Inc | 1,417,423 | $35.1M | 0.01% | +48,825+3.6% | Added |
| Van Eck Associates Corp | 1,329,295 | $32.9M | 0.03% | +85,159+6.8% | Added |
| Fort Washington Investment Advisors Inc | 1,301,792 | $32.3M | 0.17% | +167,548+14.8% | Added |
| Royal Bank of Canada | 1,288,905 | $31.9M | 0.01% | −71,751−5.3% | Reduced |
| Northern Trust Corp | 1,131,907 | $28.0M | 0.00% | −16,184−1.4% | Reduced |
| Morgan Stanley | 1,014,853 | $25.1M | 0.00% | −35,830−3.4% | Reduced |
| Aristotle Capital Boston, LLC | 843,793 | $20.9M | 1.08% | −26,776−3.1% | Reduced |
| JPMorgan Chase & Co | 763,907 | $18.9M | 0.00% | +371,586+94.7% | Added |
| Nuveen, LLC | 720,028 | $17.8M | 0.00% | −35,591−4.7% | Reduced |
| Franklin Resources Inc | 702,746 | $17.4M | 0.00% | −533,447−43.2% | Reduced |
| Bank of America Corp | 700,261 | $17.4M | 0.00% | +160,070+29.6% | Added |
| Qube Research & Technologies Ltd | 699,380 | $17.3M | 0.02% | −112,945−13.9% | Reduced |
| Algert Global LLC | 649,747 | $16.1M | 0.27% | +276,818+74.2% | Added |
| Fisher Asset Management, LLC | 639,884 | $15.9M | 0.01% | +66,554+11.6% | Added |
| Bank of New York Mellon Corp | 617,961 | $15.3M | 0.00% | −26,074−4.0% | Reduced |
| Invesco Ltd. | 613,761 | $15.2M | 0.00% | −36,427−5.6% | Reduced |
| Ranger Investment Management, L.P. | 595,970 | $14.8M | 1.03% | −18,255−3.0% | Reduced |
| Boston Trust Walden Corp | 594,950 | $14.7M | 0.11% | +68,825+13.1% | Added |
| Principal Financial Group Inc | 546,729 | $13.5M | 0.01% | −5,105−0.9% | Reduced |
| Sagefield Capital LP | 509,618 | $12.6M | 1.41% | +104,768+25.9% | Added |
| Tudor Investment Corp Et Al | 491,928 | $12.2M | 0.08% | +333,666+210.8% | Added |
| UBS Group AG | 491,636 | $12.2M | 0.00% | −88,241−15.2% | Reduced |
| Schroder Investment Management Group | 477,216 | $12.0M | 0.01% | +28,822+6.4% | Added |
| SEI Investments Co | 466,125 | $11.6M | 0.01% | +6,392+1.4% | Added |
| Goehring & Rozencwajg Associates, LLC | 466,058 | $11.5M | 1.39% | +880+0.2% | Added |
| Cubist Systematic Strategies, LLC | 451,155 | $11.2M | 0.16% | −22,073−4.7% | Reduced |
| First Trust Advisors LP | 443,577 | $11.0M | 0.01% | −94,283−17.5% | Reduced |
| Public Sector Pension Investment Board | 390,866 | $9.69M | 0.04% | +47,922+14.0% | Added |
| Barclays PLC | 386,103 | $9.57M | 0.00% | +95,253+32.7% | Added |
| Keating Investment Counselors Inc | 357,973 | $8.87M | 2.53% | −27,050−7.0% | Reduced |
| Panagora Asset Management Inc | 319,416 | $7.92M | 0.03% | +113,643+55.2% | Added |
| Edgestream Partners, L.P. | 311,227 | $7.71M | 0.23% | −92,020−22.8% | Reduced |
| Gamco Investors, Inc. Et Al | 306,440 | $7.59M | 0.07% | −44,000−12.6% | Reduced |
| AQR Capital Management LLC | 302,912 | $7.51M | 0.00% | +22,737+8.1% | Added |
| Prudential Financial Inc | 286,818 | $7.11M | 0.01% | +82,145+40.1% | Added |
| SIR Capital Management, L.P. | 272,400 | $6.75M | 0.61% | +272,400 | New |
| Legal & General Group Plc | 265,318 | $6.57M | 0.00% | −11,729−4.2% | Reduced |
| Russell Investments Group, Ltd. | 256,093 | $6.35M | 0.01% | +140,578+121.7% | Added |
| Envestnet Asset Management Inc | 255,943 | $6.34M | 0.00% | −17,737−6.5% | Reduced |
| Wells Fargo & Company | 248,128 | $6.15M | 0.00% | −1,496−0.6% | Reduced |
| State of Wisconsin Investment Board | 242,429 | $6.01M | 0.01% | +20,510+9.2% | Added |
| Rhumbline Advisers | 238,489 | $5.91M | 0.00% | −1,101−0.5% | Reduced |
| Old West Investment Management, LLC | 238,103 | $5.90M | 1.35% | +41,466+21.1% | Added |
| SummitTX Capital, L.P. | 226,802 | $5.62M | 0.23% | +226,802 | New |
| Millennium Management LLC | 214,728 | $5.32M | 0.00% | −517,643−70.7% | Reduced |
| Balyasny Asset Management LLC | 213,209 | $5.28M | 0.01% | −1,148,708−84.3% | Reduced |
| Ameriprise Financial Inc | 207,803 | $5.15M | 0.00% | −12,517−5.7% | Reduced |
| Swiss National Bank | 194,948 | $4.83M | 0.00% | +1,900+1.0% | Added |
| Gabelli Funds LLC | 188,365 | $4.67M | 0.03% | +5,500+3.0% | Added |
| EFG Asset Management (North America) Corp. | 181,492 | $4.50M | 0.58% | +2,084+1.2% | Added |
| Intech Investment Management LLC | 174,161 | $4.32M | 0.04% | +94,903+119.7% | Added |
| D. E. Shaw & Co., Inc. | 173,571 | $4.30M | 0.00% | +79,444+84.4% | Added |
| BNP Paribas Arbitrage, SA | 165,387 | $4.10M | 0.00% | +136,957+481.7% | Added |
| New York State Teachers Retirement System | 165,340 | $4.10M | 0.01% | −912−0.5% | Reduced |
| ExodusPoint Capital Management, LP | 159,952 | $3.96M | 0.06% | −157,392−49.6% | Reduced |
| Essex Investment Management Co LLC | 159,261 | $3.95M | 0.60% | +58,925+58.7% | Added |
| SG Americas Securities, LLC | 156,547 | $3.88M | 0.01% | +145,948+1,377.0% | Added |
| FMR LLC | 151,541 | $3.76M | 0.00% | −133,232−46.8% | Reduced |
| Deutsche Bank AG | 142,179 | $3.52M | 0.00% | +7,879+5.9% | Added |
| UBS Asset Management Americas Inc | 139,067 | $3.45M | 0.00% | −105,614−43.2% | Reduced |
| Engineers Gate Manager LP | 130,662 | $3.24M | 0.04% | +47,072+56.3% | Added |
| AXA Investment Managers S.A. | 130,217 | $3.23M | 0.01% | +130,217 | New |
| Empowered Funds, LLC | 125,279 | $3.10M | 0.03% | +3,288+2.7% | Added |
| Point72 Asset Management, L.P. | 117,500 | $2.91M | 0.01% | −57,500−32.9% | Reduced |
| Concurrent Investment Advisors, LLC | 116,164 | $2.88M | 0.05% | −25,673−18.1% | Reduced |
| Alliancebernstein L.P. | 113,760 | $2.82M | 0.00% | −2,900−2.5% | Reduced |
| Renaissance Technologies LLC | 112,300 | $2.78M | 0.00% | +26,700+31.2% | Added |
| Citadel Advisors LLC | 105,124 | $2.60M | 0.00% | +37,202+54.8% | Added |
| Schonfeld Strategic Advisors LLC | 102,161 | $2.53M | 0.02% | +69,215+210.1% | Added |
| Bridgeway Capital Management, LLC | 98,513 | $2.44M | 0.05% | +98,513 | New |
| Jane Street Group, LLC | 97,279 | $2.41M | 0.00% | −117,713−54.8% | Reduced |
| Isthmus Partners, LLC | 96,923 | $2.40M | 0.53% | +7,101+7.9% | Added |
| Thrivent Financial for Lutherans | 96,469 | $2.39M | 0.00% | −50,079−34.2% | Reduced |
| California State Teachers Retirement System | 93,347 | $2.31M | 0.00% | +50.0% | Added |
| Price T Rowe Associates Inc | 93,048 | $2.31M | 0.00% | +4,097+4.6% | Added |
| State of New Jersey Common Pension Fund D | 92,602 | $2.29M | 0.01% | −6,579−6.6% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 89,960 | $2.23M | 0.00% | +2,956+3.4% | Added |
| Great West Life Assurance Co | 85,445 | $2.14M | 0.00% | +2,342+2.8% | Added |
| Jennison Associates LLC | 80,904 | $2.00M | 0.00% | +9,562+13.4% | Added |
| Glenorchy Capital Ltd | 73,567 | $1.82M | 1.32% | −2,761−3.6% | Reduced |
| Oppenheimer Asset Management Inc. | 66,710 | $1.65M | 0.02% | −688−1.0% | Reduced |
| Pathstone Holdings, LLC | 66,186 | $1.64M | 0.01% | +3,293+5.2% | Added |
| Federated Hermes, Inc. | 63,738 | $1.58M | 0.00% | −52,408−45.1% | Reduced |
| CoreCommodity Management, LLC | 63,123 | $1.56M | 0.29% | −34,928−35.6% | Reduced |
| Citigroup Inc | 60,579 | $1.50M | 0.00% | −36,454−37.6% | Reduced |
| HSBC Holdings PLC | 58,803 | $1.44M | 0.00% | +20,378+53.0% | Added |
| Kestra Advisory Services, LLC | 56,620 | $1.40M | 0.01% | −4,492−7.4% | Reduced |
| MetLife Investment Management | 55,784 | $1.38M | 0.01% | −1,097−1.9% | Reduced |