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 4 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 |
|---|---|---|---|---|---|
| Wedge Capital Management L L P | 55,097 | $1.37M | 0.02% | −25,271−31.4% | Reduced |
| State of Alaska, Department of Revenue | 54,078 | $1.34M | 0.01% | −5,822−9.7% | Reduced |
| Annex Advisory Services, LLC | 53,597 | $1.33M | 0.03% | +53,597 | New |
| Royce & Associates LP | 53,017 | $1.31M | 0.01% | 00.0% | Unchanged |
| Illinois Municipal Retirement Fund | 52,673 | $1.31M | 0.02% | +3,409+6.9% | Added |
| Raymond James Financial Inc | 51,732 | $1.28M | 0.00% | −4,453−7.9% | Reduced |
| Brevan Howard Capital Management LP | 50,953 | $1.26M | 0.02% | +8,500+20.0% | Added |
| Teacher Retirement System of Texas | 49,956 | $1.24M | 0.00% | +8,345+20.1% | Added |
| State of Tennessee, Treasury Department | 49,044 | $1.22M | 0.00% | +2,615+5.6% | Added |
| State Board of Administration of Florida Retirement System | 48,699 | $1.21M | 0.00% | +20,000+69.7% | Added |
| Campbell & CO Investment Adviser LLC | 46,616 | $1.16M | 0.09% | +26,604+132.9% | Added |
| Manufacturers Life Insurance Company, The | 46,335 | $1.15M | 0.00% | −4,639−9.1% | Reduced |
| Louisiana State Employees Retirement System | 46,100 | $1.14M | 0.02% | −900−1.9% | Reduced |
| Legato Capital Management LLC | 45,987 | $1.14M | 0.12% | +15,999+53.4% | Added |
| Comerica Bank | 45,287 | $1.12M | 0.00% | −10,566−18.9% | Reduced |
| LPL Financial LLC | 44,096 | $1.09M | 0.00% | −25,663−36.8% | Reduced |
| Janus Henderson Group PLC | 44,018 | $1.09M | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 43,683 | $1.08M | 0.00% | −7,847−15.2% | Reduced |
| South Dakota Investment Council | 41,600 | $1.03M | 0.02% | +41,600 | New |
| Voya Investment Management LLC | 40,855 | $1.01M | 0.00% | +5,908+16.9% | Added |
| Natixis Advisors, L.P. | 40,668 | $1.01M | 0.00% | +2,824+7.5% | Added |
| Fulcrum Asset Management LLP | 40,034 | $992.0K | 0.28% | −1,112−2.7% | Reduced |
| Manatuck Hill Partners, LLC | 40,000 | $991.2K | 0.34% | +40,000 | New |
| SummerHaven Investment Management, LLC | 39,040 | $967.4K | 0.56% | +39,040 | New |
| Fox Run Management, L.L.C. | 38,023 | $942.2K | 0.15% | +8,366+28.2% | Added |
| Susquehanna International Group, LLP | 37,590 | $931.5K | 0.00% | −141,766−79.0% | Reduced |
| Victory Capital Management Inc | 34,663 | $858.9K | 0.00% | −15,624−31.1% | Reduced |
| Ieq Capital, LLC | 32,514 | $805.7K | 0.00% | −3,513−9.8% | Reduced |
| New York State Common Retirement Fund | 31,248 | $774.3K | 0.00% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 30,940 | $766.7K | 0.01% | −6,552−17.5% | Reduced |
| Trexquant Investment LP | 29,954 | $742.3K | 0.01% | +29,954 | New |
| Arizona State Retirement System | 29,767 | $737.6K | 0.00% | +270+0.9% | Added |
| Creative Planning | 29,473 | $730.3K | 0.00% | +13,218+81.3% | Added |
| Horizon Investments, LLC | 29,058 | $720.1K | 0.01% | +29,058 | New |
| Advisor Group Holdings, Inc. | 29,082 | $712.2K | 0.00% | −2,011−6.5% | Reduced |
| Oldfield Partners LLP | 28,729 | $711.9K | 0.22% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 28,708 | $711.4K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 28,647 | $710.0K | 0.01% | −71−0.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 28,189 | $698.0K | 0.01% | 00.0% | Unchanged |
| West Tower Group, LLC | 27,000 | $669.1K | 1.94% | 00.0% | Unchanged |
| Sumitomo Mitsui Trust Holdings, Inc. | 26,394 | $654.0K | 0.00% | −741−2.7% | Reduced |
| Nikko Asset Management Americas, Inc. | 26,394 | $653.8K | 0.01% | −741−2.7% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 26,029 | $645.0K | 0.01% | +4,429+20.5% | Added |
| Carlson Capital L P | 25,900 | $641.8K | 0.36% | −1,800−6.5% | Reduced |
| Harbor Capital Advisors, Inc. | 25,829 | $640.0K | 0.05% | +1,863+7.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 25,520 | $632.4K | 0.00% | −307−1.2% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 24,000 | $594.7K | 0.02% | 00.0% | Unchanged |
| Mariner, LLC | 23,765 | $588.9K | 0.00% | +1,335+6.0% | Added |
| CWM Advisors, LLC | 22,708 | $562.7K | 0.05% | −26−0.1% | Reduced |
| Oregon Public Employees Retirement Fund | 22,528 | $558.2K | 0.01% | −300−1.3% | Reduced |
| Captrust Financial Advisors | 21,788 | $539.9K | 0.00% | +3,892+21.7% | Added |
| Wealth Enhancement Advisory Services, LLC | 22,012 | $536.7K | 0.00% | +6,814+44.8% | Added |
| Winton Group Ltd | 20,717 | $513.4K | 0.02% | −10,595−33.8% | Reduced |
| Connable Office Inc | 20,578 | $509.9K | 0.05% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 20,300 | $503.0K | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 19,336 | $479.1K | 0.00% | +2,808+17.0% | Added |
| Versor Investments LP | 19,127 | $474.0K | 0.09% | +3,800+24.8% | Added |
| GWM Advisors LLC | 19,015 | $471.2K | 0.00% | +19,015 | New |
| ISAM Funds (UK) Ltd | 18,887 | $468.0K | 0.10% | +18,887 | New |
| Alps Advisors Inc | 18,800 | $465.9K | 0.00% | +18,800 | New |
| Los Angeles Capital Management LLC | 18,748 | $464.6K | 0.00% | −16,288−46.5% | Reduced |
| Dynamic Technology Lab Private Ltd | 18,457 | $457.0K | 0.08% | +18,457 | New |
| HighTower Advisors, LLC | 17,845 | $442.2K | 0.00% | +1,285+7.8% | Added |
| Man Group plc | 17,830 | $441.8K | 0.00% | +30+0.2% | Added |
| ProShare Advisors LLC | 17,820 | $441.6K | 0.00% | −3,285−15.6% | Reduced |
| Quest Partners LLC | 17,766 | $440.2K | 0.03% | −66,709−79.0% | Reduced |
| CWM, LLC | 17,701 | $439.0K | 0.00% | +4,021+29.4% | Added |
| Diversified Trust Co | 17,074 | $423.1K | 0.01% | +1,086+6.8% | Added |
| Inceptionr LLC | 16,621 | $411.9K | 0.10% | −6,712−28.8% | Reduced |
| CenterBook Partners LP | 16,515 | $409.2K | 0.02% | +16,515 | New |
| Aristeia Capital LLC | 16,061 | $398.0K | 0.01% | +16,061 | New |
| Bleakley Financial Group, LLC | 15,901 | $394.0K | 0.01% | −46−0.3% | Reduced |
| DRW Securities, LLC | 15,443 | $383.9K | 0.02% | −32,667−67.9% | Reduced |
| The PNC Financial Services Group, Inc. | 15,468 | $383.3K | 0.00% | +5,529+55.6% | Added |
| Bank of Montreal | 15,231 | $377.4K | 0.00% | −8,976−37.1% | Reduced |
| Quantinno Capital Management LP | 14,820 | $367.2K | 0.00% | +4,592+44.9% | Added |
| Nisa Investment Advisors, LLC | 14,739 | $365.2K | 0.00% | +339+2.4% | Added |
| SRS Capital Advisors, Inc. | 14,640 | $362.8K | 0.01% | +14,558+17,753.7% | Added |
| JustInvest LLC | 14,524 | $359.9K | 0.00% | +259+1.8% | Added |
| CSM Advisors, LLC | 14,455 | $359.0K | 0.01% | +428+3.1% | Added |
| Maryland State Retirement & Pension System | 14,406 | $357.0K | 0.01% | −15,105−51.2% | Reduced |
| Public Employees Retirement Association of Colorado | 14,131 | $350.0K | 0.00% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 13,971 | $346.2K | 0.00% | −2,934−17.4% | Reduced |
| Profund Advisors LLC | 13,914 | $344.8K | 0.01% | −3,118−18.3% | Reduced |
| Gallacher Capital Management LLC | 12,836 | $318.1K | 0.13% | +12,836 | New |
| Verition Fund Management LLC | 12,825 | $317.8K | 0.00% | −11,708−47.7% | Reduced |
| Aigen Investment Management, LP | 12,539 | $310.7K | 0.05% | +12,539 | New |
| Pictet Asset Management Holding SA | 12,329 | $305.5K | 0.00% | −3,748−23.3% | Reduced |
| Integrated Investment Consultants, LLC | 12,093 | $299.7K | 0.05% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 12,021 | $298.0K | 0.00% | +196+1.7% | Added |
| Bridgefront Capital, LLC | 11,819 | $292.9K | 0.09% | +1,549+15.1% | Added |
| Lido Advisors, LLC | 11,807 | $292.6K | 0.00% | +255+2.2% | Added |
| Round Rock Advisors, LLC | 11,374 | $281.8K | 0.04% | +11,374 | New |
| Mutual of America Capital Management LLC | 11,225 | $278.2K | 0.00% | −1,697−13.1% | Reduced |
| Great Lakes Advisors, LLC | 11,049 | $273.8K | 0.00% | +62+0.6% | Added |
| Guggenheim Capital LLC | 11,012 | $272.9K | 0.00% | −1,734−13.6% | Reduced |
| State of Wyoming | 10,678 | $264.6K | 0.03% | +10,678 | New |
| Cerity Partners LLC | 10,556 | $261.6K | 0.00% | +824+8.5% | Added |
| Central Pacific Bank - Trust Division | 10,434 | $258.6K | 0.03% | +364+3.6% | Added |
| CI Private Wealth, LLC | 10,355 | $256.6K | 0.00% | +170+1.7% | Added |