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 |
|---|---|---|---|---|---|
| CIBC Bancorp USA Inc. | 10,023 | $248.4K | 0.00% | +10,023 | New |
| CI Private Wealth, LLC | 10,355 | $256.6K | 0.00% | +170+1.7% | Added |
| Central Pacific Bank - Trust Division | 10,434 | $258.6K | 0.03% | +364+3.6% | Added |
| Cerity Partners LLC | 10,556 | $261.6K | 0.00% | +824+8.5% | Added |
| State of Wyoming | 10,678 | $264.6K | 0.03% | +10,678 | New |
| Guggenheim Capital LLC | 11,012 | $272.9K | 0.00% | −1,734−13.6% | Reduced |
| Great Lakes Advisors, LLC | 11,049 | $273.8K | 0.00% | +62+0.6% | Added |
| Mutual of America Capital Management LLC | 11,225 | $278.2K | 0.00% | −1,697−13.1% | Reduced |
| Round Rock Advisors, LLC | 11,374 | $281.8K | 0.04% | +11,374 | New |
| Lido Advisors, LLC | 11,807 | $292.6K | 0.00% | +255+2.2% | Added |
| Bridgefront Capital, LLC | 11,819 | $292.9K | 0.09% | +1,549+15.1% | Added |
| Cambridge Investment Research Advisors, Inc. | 12,021 | $298.0K | 0.00% | +196+1.7% | Added |
| Integrated Investment Consultants, LLC | 12,093 | $299.7K | 0.05% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 12,329 | $305.5K | 0.00% | −3,748−23.3% | Reduced |
| Aigen Investment Management, LP | 12,539 | $310.7K | 0.05% | +12,539 | New |
| Verition Fund Management LLC | 12,825 | $317.8K | 0.00% | −11,708−47.7% | Reduced |
| Gallacher Capital Management LLC | 12,836 | $318.1K | 0.13% | +12,836 | New |
| Profund Advisors LLC | 13,914 | $344.8K | 0.01% | −3,118−18.3% | Reduced |
| Mackenzie Financial Corp | 13,971 | $346.2K | 0.00% | −2,934−17.4% | Reduced |
| Public Employees Retirement Association of Colorado | 14,131 | $350.0K | 0.00% | 00.0% | Unchanged |
| Maryland State Retirement & Pension System | 14,406 | $357.0K | 0.01% | −15,105−51.2% | Reduced |
| CSM Advisors, LLC | 14,455 | $359.0K | 0.01% | +428+3.1% | Added |
| JustInvest LLC | 14,524 | $359.9K | 0.00% | +259+1.8% | Added |
| SRS Capital Advisors, Inc. | 14,640 | $362.8K | 0.01% | +14,558+17,753.7% | Added |
| Nisa Investment Advisors, LLC | 14,739 | $365.2K | 0.00% | +339+2.4% | Added |
| Quantinno Capital Management LP | 14,820 | $367.2K | 0.00% | +4,592+44.9% | Added |
| Bank of Montreal | 15,231 | $377.4K | 0.00% | −8,976−37.1% | Reduced |
| The PNC Financial Services Group, Inc. | 15,468 | $383.3K | 0.00% | +5,529+55.6% | Added |
| DRW Securities, LLC | 15,443 | $383.9K | 0.02% | −32,667−67.9% | Reduced |
| Bleakley Financial Group, LLC | 15,901 | $394.0K | 0.01% | −46−0.3% | Reduced |
| Aristeia Capital LLC | 16,061 | $398.0K | 0.01% | +16,061 | New |
| CenterBook Partners LP | 16,515 | $409.2K | 0.02% | +16,515 | New |
| Inceptionr LLC | 16,621 | $411.9K | 0.10% | −6,712−28.8% | Reduced |
| Diversified Trust Co | 17,074 | $423.1K | 0.01% | +1,086+6.8% | Added |
| CWM, LLC | 17,701 | $439.0K | 0.00% | +4,021+29.4% | Added |
| Quest Partners LLC | 17,766 | $440.2K | 0.03% | −66,709−79.0% | Reduced |
| ProShare Advisors LLC | 17,820 | $441.6K | 0.00% | −3,285−15.6% | Reduced |
| Man Group plc | 17,830 | $441.8K | 0.00% | +30+0.2% | Added |
| HighTower Advisors, LLC | 17,845 | $442.2K | 0.00% | +1,285+7.8% | Added |
| Dynamic Technology Lab Private Ltd | 18,457 | $457.0K | 0.08% | +18,457 | New |
| Los Angeles Capital Management LLC | 18,748 | $464.6K | 0.00% | −16,288−46.5% | Reduced |
| Alps Advisors Inc | 18,800 | $465.9K | 0.00% | +18,800 | New |
| ISAM Funds (UK) Ltd | 18,887 | $468.0K | 0.10% | +18,887 | New |
| GWM Advisors LLC | 19,015 | $471.2K | 0.00% | +19,015 | New |
| Versor Investments LP | 19,127 | $474.0K | 0.09% | +3,800+24.8% | Added |
| O'Shaughnessy Asset Management, LLC | 19,336 | $479.1K | 0.00% | +2,808+17.0% | Added |
| KLP Kapitalforvaltning AS | 20,300 | $503.0K | 0.00% | 00.0% | Unchanged |
| Connable Office Inc | 20,578 | $509.9K | 0.05% | 00.0% | Unchanged |
| Winton Group Ltd | 20,717 | $513.4K | 0.02% | −10,595−33.8% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 22,012 | $536.7K | 0.00% | +6,814+44.8% | Added |
| Captrust Financial Advisors | 21,788 | $539.9K | 0.00% | +3,892+21.7% | Added |
| Oregon Public Employees Retirement Fund | 22,528 | $558.2K | 0.01% | −300−1.3% | Reduced |
| CWM Advisors, LLC | 22,708 | $562.7K | 0.05% | −26−0.1% | Reduced |
| Mariner, LLC | 23,765 | $588.9K | 0.00% | +1,335+6.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 24,000 | $594.7K | 0.02% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 25,520 | $632.4K | 0.00% | −307−1.2% | Reduced |
| Harbor Capital Advisors, Inc. | 25,829 | $640.0K | 0.05% | +1,863+7.8% | Added |
| Carlson Capital L P | 25,900 | $641.8K | 0.36% | −1,800−6.5% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 26,029 | $645.0K | 0.01% | +4,429+20.5% | Added |
| Nikko Asset Management Americas, Inc. | 26,394 | $653.8K | 0.01% | −741−2.7% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 26,394 | $654.0K | 0.00% | −741−2.7% | Reduced |
| West Tower Group, LLC | 27,000 | $669.1K | 1.94% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 28,189 | $698.0K | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 28,647 | $710.0K | 0.01% | −71−0.2% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 28,708 | $711.4K | 0.00% | 00.0% | Unchanged |
| Oldfield Partners LLP | 28,729 | $711.9K | 0.22% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 29,082 | $712.2K | 0.00% | −2,011−6.5% | Reduced |
| Horizon Investments, LLC | 29,058 | $720.1K | 0.01% | +29,058 | New |
| Creative Planning | 29,473 | $730.3K | 0.00% | +13,218+81.3% | Added |
| Arizona State Retirement System | 29,767 | $737.6K | 0.00% | +270+0.9% | Added |
| Trexquant Investment LP | 29,954 | $742.3K | 0.01% | +29,954 | New |
| Yousif Capital Management, LLC | 30,940 | $766.7K | 0.01% | −6,552−17.5% | Reduced |
| New York State Common Retirement Fund | 31,248 | $774.3K | 0.00% | 00.0% | Unchanged |
| Ieq Capital, LLC | 32,514 | $805.7K | 0.00% | −3,513−9.8% | Reduced |
| Victory Capital Management Inc | 34,663 | $858.9K | 0.00% | −15,624−31.1% | Reduced |
| Susquehanna International Group, LLP | 37,590 | $931.5K | 0.00% | −141,766−79.0% | Reduced |
| Fox Run Management, L.L.C. | 38,023 | $942.2K | 0.15% | +8,366+28.2% | Added |
| SummerHaven Investment Management, LLC | 39,040 | $967.4K | 0.56% | +39,040 | New |
| Manatuck Hill Partners, LLC | 40,000 | $991.2K | 0.34% | +40,000 | New |
| Fulcrum Asset Management LLP | 40,034 | $992.0K | 0.28% | −1,112−2.7% | Reduced |
| Natixis Advisors, L.P. | 40,668 | $1.01M | 0.00% | +2,824+7.5% | Added |
| Voya Investment Management LLC | 40,855 | $1.01M | 0.00% | +5,908+16.9% | Added |
| South Dakota Investment Council | 41,600 | $1.03M | 0.02% | +41,600 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 43,683 | $1.08M | 0.00% | −7,847−15.2% | Reduced |
| Janus Henderson Group PLC | 44,018 | $1.09M | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 44,096 | $1.09M | 0.00% | −25,663−36.8% | Reduced |
| Comerica Bank | 45,287 | $1.12M | 0.00% | −10,566−18.9% | Reduced |
| Legato Capital Management LLC | 45,987 | $1.14M | 0.12% | +15,999+53.4% | Added |
| Louisiana State Employees Retirement System | 46,100 | $1.14M | 0.02% | −900−1.9% | Reduced |
| Manufacturers Life Insurance Company, The | 46,335 | $1.15M | 0.00% | −4,639−9.1% | Reduced |
| Campbell & CO Investment Adviser LLC | 46,616 | $1.16M | 0.09% | +26,604+132.9% | Added |
| State Board of Administration of Florida Retirement System | 48,699 | $1.21M | 0.00% | +20,000+69.7% | Added |
| State of Tennessee, Treasury Department | 49,044 | $1.22M | 0.00% | +2,615+5.6% | Added |
| Teacher Retirement System of Texas | 49,956 | $1.24M | 0.00% | +8,345+20.1% | Added |
| Brevan Howard Capital Management LP | 50,953 | $1.26M | 0.02% | +8,500+20.0% | Added |
| Raymond James Financial Inc | 51,732 | $1.28M | 0.00% | −4,453−7.9% | Reduced |
| Illinois Municipal Retirement Fund | 52,673 | $1.31M | 0.02% | +3,409+6.9% | Added |
| Royce & Associates LP | 53,017 | $1.31M | 0.01% | 00.0% | Unchanged |
| Annex Advisory Services, LLC | 53,597 | $1.33M | 0.03% | +53,597 | New |
| State of Alaska, Department of Revenue | 54,078 | $1.34M | 0.01% | −5,822−9.7% | Reduced |