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, 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 |
|---|---|---|---|---|---|
| Commerce Bank | 8,718 | $209.5K | 0.00% | +8,718 | New |
| Prelude Capital Management, LLC | 9,013 | $216.6K | 0.02% | +9,013 | New |
| Cerity Partners LLC | 9,534 | $229.1K | 0.00% | −1,022−9.7% | Reduced |
| Verition Fund Management LLC | 9,865 | $237.1K | 0.00% | −2,960−23.1% | Reduced |
| Blair William & Co | 9,930 | $238.6K | 0.00% | −34−0.3% | Reduced |
| Guggenheim Capital LLC | 9,936 | $238.8K | 0.00% | −1,076−9.8% | Reduced |
| Tannin Capital LLC | 9,964 | $239.4K | 0.21% | +9,964 | New |
| Rathbone Brothers plc | 10,000 | $240.3K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 10,122 | $243.2K | 0.00% | −203,087−95.3% | Reduced |
| MQS Management LLC | 10,211 | $245.4K | 0.14% | +10,211 | New |
| Manatuck Hill Partners, LLC | 10,600 | $254.7K | 0.09% | −29,400−73.5% | Reduced |
| The PNC Financial Services Group, Inc. | 10,721 | $257.6K | 0.00% | −4,747−30.7% | Reduced |
| RSM US Wealth Management LLC | 10,739 | $261.1K | 0.00% | +10,739 | New |
| Great Lakes Advisors, LLC | 10,987 | $264.0K | 0.00% | −62−0.6% | Reduced |
| Callan Family Office, LLC | 11,050 | $265.5K | 0.01% | +11,050 | New |
| Swiss Life Asset Management Ltd | 11,179 | $268.6K | 0.00% | +11,179 | New |
| State of Wyoming | 11,299 | $271.5K | 0.03% | +621+5.8% | Added |
| Round Rock Advisors, LLC | 11,374 | $273.3K | 0.04% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 11,404 | $274.0K | 0.00% | +179+1.6% | Added |
| HighTower Advisors, LLC | 11,523 | $276.9K | 0.00% | −6,322−35.4% | Reduced |
| Integrated Investment Consultants, LLC | 12,088 | $290.5K | 0.06% | −50.0% | Reduced |
| Pictet Asset Management Holding SA | 12,329 | $296.3K | 0.00% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 12,388 | $298.0K | 0.00% | +367+3.1% | Added |
| Lido Advisors, LLC | 12,142 | $298.7K | 0.00% | +335+2.8% | Added |
| CI Private Wealth, LLC | 12,600 | $302.8K | 0.00% | +2,245+21.7% | Added |
| Gallacher Capital Management LLC | 12,810 | $307.8K | 0.12% | −26−0.2% | Reduced |
| Quest Partners LLC | 13,100 | $314.8K | 0.02% | −4,666−26.3% | Reduced |
| JustInvest LLC | 13,690 | $329.0K | 0.00% | −834−5.7% | Reduced |
| Public Employees Retirement Association of Colorado | 14,131 | $340.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 14,436 | $346.9K | 0.00% | −7,352−33.7% | Reduced |
| CSM Advisors, LLC | 14,398 | $348.0K | 0.01% | −57−0.4% | Reduced |
| Nisa Investment Advisors, LLC | 14,513 | $348.7K | 0.00% | −226−1.5% | Reduced |
| Maryland State Retirement & Pension System | 14,545 | $349.5K | 0.01% | +139+1.0% | Added |
| Gsa Capital Partners LLP | 14,739 | $354.0K | 0.03% | +14,739 | New |
| Bank of Montreal | 15,133 | $363.6K | 0.00% | −98−0.6% | Reduced |
| Mackenzie Financial Corp | 15,246 | $369.9K | 0.00% | +1,275+9.1% | Added |
| Inceptionr LLC | 15,595 | $374.7K | 0.10% | −1,026−6.2% | Reduced |
| Profund Advisors LLC | 16,433 | $394.9K | 0.01% | +2,519+18.1% | Added |
| Quantinno Capital Management LP | 16,438 | $395.0K | 0.00% | +1,618+10.9% | Added |
| Diversified Trust Co | 17,074 | $410.3K | 0.01% | 00.0% | Unchanged |
| Integrated Quantitative Investments LLC | 17,715 | $425.7K | 0.09% | +17,715 | New |
| Los Angeles Capital Management LLC | 18,748 | $431.8K | 0.00% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 17,975 | $431.9K | 0.01% | +2,074+13.0% | Added |
| Alps Advisors Inc | 18,960 | $455.6K | 0.00% | +160+0.9% | Added |
| DRW Securities, LLC | 19,171 | $460.7K | 0.04% | +3,728+24.1% | Added |
| ProShare Advisors LLC | 19,222 | $461.9K | 0.00% | +1,402+7.9% | Added |
| Man Group plc | 19,346 | $464.9K | 0.00% | +1,516+8.5% | Added |
| GWM Advisors LLC | 19,560 | $470.0K | 0.00% | +545+2.9% | Added |
| Connable Office Inc | 19,780 | $475.3K | 0.04% | −798−3.9% | Reduced |
| CWM, LLC | 19,973 | $480.0K | 0.00% | +2,272+12.8% | Added |
| Legacy Capital Group California, Inc. | 20,198 | $485.4K | 0.12% | +10,801+114.9% | Added |
| O'Shaughnessy Asset Management, LLC | 20,509 | $492.8K | 0.00% | +1,173+6.1% | Added |
| KLP Kapitalforvaltning AS | 21,400 | $514.2K | 0.00% | +1,100+5.4% | Added |
| Toroso Investments, LLC | 21,448 | $515.4K | 0.00% | +11,670+119.3% | Added |
| Oregon Public Employees Retirement Fund | 22,828 | $548.6K | 0.01% | +300+1.3% | Added |
| Versor Investments LP | 22,942 | $551.3K | 0.09% | +3,815+19.9% | Added |
| CWM Advisors, LLC | 23,622 | $567.6K | 0.05% | +914+4.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 24,000 | $576.7K | 0.02% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 24,701 | $593.6K | 0.00% | −819−3.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 25,176 | $605.0K | 0.00% | −3,013−10.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 23,325 | $619.7K | 0.00% | +1,313+6.0% | Added |
| Canada Pension Plan Investment Board | 25,900 | $622.4K | 0.00% | +25,900 | New |
| Police & Firemen's Retirement System of New Jersey | 26,057 | $626.1K | 0.01% | +28+0.1% | Added |
| Nikko Asset Management Americas, Inc. | 26,133 | $627.7K | 0.01% | −261−1.0% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 26,133 | $628.0K | 0.00% | −261−1.0% | Reduced |
| EP Wealth Advisors, LLC | 26,225 | $630.2K | 0.00% | +26,225 | New |
| West Tower Group, LLC | 27,000 | $648.8K | 1.49% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 27,404 | $658.5K | 0.00% | −1,678−5.8% | Reduced |
| Arizona State Retirement System | 27,745 | $666.7K | 0.00% | −2,022−6.8% | Reduced |
| Citigroup Inc | 28,082 | $674.8K | 0.00% | −32,497−53.6% | Reduced |
| Renaissance Technologies LLC | 28,100 | $675.2K | 0.00% | −84,200−75.0% | Reduced |
| Edgestream Partners, L.P. | 28,693 | $689.5K | 0.02% | −282,534−90.8% | Reduced |
| Oldfield Partners LLP | 28,729 | $690.4K | 0.20% | 00.0% | Unchanged |
| Amalgamated Bank | 29,074 | $699.0K | 0.01% | +427+1.5% | Added |
| Yousif Capital Management, LLC | 26,979 | $721.1K | 0.01% | −3,961−12.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 30,457 | $731.9K | 0.00% | +1,749+6.1% | Added |
| Harbor Capital Advisors, Inc. | 30,710 | $738.0K | 0.06% | +4,881+18.9% | Added |
| Natixis Advisors, L.P. | 31,049 | $746.0K | 0.00% | −9,619−23.7% | Reduced |
| Mariner, LLC | 31,280 | $752.1K | 0.00% | +7,515+31.6% | Added |
| Horizon Investments, LLC | 31,632 | $760.1K | 0.01% | +2,574+8.9% | Added |
| Creative Planning | 31,816 | $764.5K | 0.00% | +2,343+7.9% | Added |
| Carlson Capital L P | 32,000 | $769.0K | 0.37% | +6,100+23.6% | Added |
| XTX Topco Ltd | 33,629 | $808.1K | 0.02% | +33,629 | New |
| Caxton Associates LLP | 34,677 | $833.3K | 0.02% | +34,677 | New |
| ExodusPoint Capital Management, LP | 34,827 | $836.9K | 0.01% | −125,125−78.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 35,082 | $843.0K | 0.00% | −67,079−65.7% | Reduced |
| Victory Capital Management Inc | 35,831 | $861.0K | 0.00% | +1,168+3.4% | Added |
| South Dakota Investment Council | 35,900 | $863.0K | 0.02% | −5,700−13.7% | Reduced |
| HSBC Holdings PLC | 37,913 | $918.6K | 0.00% | −20,890−35.5% | Reduced |
| SummerHaven Investment Management, LLC | 39,040 | $938.1K | 0.53% | 00.0% | Unchanged |
| Fulcrum Asset Management LLP | 38,882 | $945.2K | 0.26% | −1,152−2.9% | Reduced |
| LPL Financial LLC | 40,525 | $973.8K | 0.00% | −3,571−8.1% | Reduced |
| Teacher Retirement System of Texas | 40,668 | $977.3K | 0.00% | −9,288−18.6% | Reduced |
| Comerica Bank | 41,774 | $1.00M | 0.00% | −3,513−7.8% | Reduced |
| Jane Street Group, LLC | 41,857 | $1.01M | 0.00% | −55,422−57.0% | Reduced |
| Ieq Capital, LLC | 43,393 | $1.04M | 0.00% | +10,879+33.5% | Added |
| Janus Henderson Group PLC | 44,018 | $1.06M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 44,474 | $1.07M | 0.00% | −4,225−8.7% | Reduced |
| Winton Group Ltd | 44,673 | $1.07M | 0.04% | +23,956+115.6% | Added |
| Louisiana State Employees Retirement System | 45,700 | $1.10M | 0.02% | −400−0.9% | Reduced |