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, Q1 2026
Institutional positions in Oceaneering International Inc as of Mar 31, 2026. 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
- 367
- +57 vs. Q4 2025
- Shares held
- 101.7M
- +14.2M (+16.3%) vs. Q4 2025
- Total value
- $3.61B
- +$1.50B (+71.5%) vs. Q4 2025
- New holders
- 90
- 132 more added
- Sold out
- 33
- 104 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Oceaneering International Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Thrivent Financial for Lutherans | 68,678 | $2.44M | 0.00% | −1,960−2.8% | Reduced |
| Pathstone Holdings, LLC | 68,336 | $2.42M | 0.01% | −3,002−4.2% | Reduced |
| Bridgeway Capital Management, LLC | 68,000 | $2.41M | 0.05% | −25,600−27.4% | Reduced |
| Gotham Asset Management, LLC | 65,928 | $2.34M | 0.01% | +19,518+42.1% | Added |
| Walleye Trading LLC | 64,244 | $2.28M | 0.05% | +64,244 | New |
| Y-Intercept (Hong Kong) Ltd | 62,516 | $2.22M | 0.04% | −22,078−26.1% | Reduced |
| State of New Jersey Common Pension Fund D | 62,159 | $2.20M | 0.01% | −29,622−32.3% | Reduced |
| Integrated Quantitative Investments LLC | 60,799 | $2.16M | 0.39% | +43,084+243.2% | Added |
| Jennison Associates LLC | 60,012 | $2.13M | 0.00% | −27,898−31.7% | Reduced |
| Oppenheimer Asset Management Inc. | 59,087 | $2.10M | 0.02% | −1,717−2.8% | Reduced |
| State Board of Administration of Florida Retirement System | 57,793 | $2.05M | 0.00% | +13,319+29.9% | Added |
| Horizon Investments, LLC | 56,212 | $1.99M | 0.02% | +24,580+77.7% | Added |
| Swiss Life Asset Management Ltd | 37,018 | $1.95M | 0.01% | +25,839+231.1% | Added |
| MetLife Investment Management | 54,830 | $1.94M | 0.01% | +996+1.9% | Added |
| State of Alaska, Department of Revenue | 52,907 | $1.88M | 0.02% | −1,551−2.8% | Reduced |
| Voya Investment Management LLC | 52,847 | $1.87M | 0.00% | +3,574+7.3% | Added |
| State of Tennessee, Treasury Department | 52,577 | $1.86M | 0.01% | 00.0% | Unchanged |
| Annex Advisory Services, LLC | 52,048 | $1.85M | 0.03% | −1,731−3.2% | Reduced |
| Illinois Municipal Retirement Fund | 51,096 | $1.81M | 0.02% | +2,650+5.5% | Added |
| Creative Planning | 49,674 | $1.76M | 0.00% | +17,858+56.1% | Added |
| Raymond James Financial Inc | 49,529 | $1.76M | 0.00% | +842+1.7% | Added |
| Kestra Advisory Services, LLC | 48,437 | $1.72M | 0.01% | −8,183−14.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 48,333 | $1.71M | 0.00% | +48,333 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 46,340 | $1.64M | 0.00% | +424+0.9% | Added |
| CoreCommodity Management, LLC | 46,090 | $1.63M | 0.30% | −5,403−10.5% | Reduced |
| Lord, Abbett & Co. LLC | 45,000 | $1.60M | 0.01% | +45,000 | New |
| Manufacturers Life Insurance Company, The | 44,888 | $1.59M | 0.00% | −1,395−3.0% | Reduced |
| Louisiana State Employees Retirement System | 44,200 | $1.57M | 0.03% | −1,500−3.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 42,922 | $1.52M | 0.00% | +12,465+40.9% | Added |
| Melqart Asset Management (UK) Ltd | 42,922 | $1.52M | 0.15% | +42,922 | New |
| Vanguard Global Advisers, LLC | 42,216 | $1.50M | 0.00% | +42,216 | New |
| Jane Street Group, LLC | 41,029 | $1.46M | 0.00% | −828−2.0% | Reduced |
| Winton Group Ltd | 39,998 | $1.42M | 0.05% | −4,675−10.5% | Reduced |
| Victory Capital Management Inc | 38,434 | $1.36M | 0.00% | +2,603+7.3% | Added |
| Fulcrum Asset Management LLP | 38,817 | $1.34M | 0.20% | −65−0.2% | Reduced |
| SummerHaven Investment Management, LLC | 36,155 | $1.28M | 0.79% | −2,885−7.4% | Reduced |
| Squarepoint Ops LLC | 35,545 | $1.26M | 0.00% | −71,371−66.8% | Reduced |
| Natixis Advisors, L.P. | 33,943 | $1.20M | 0.00% | +2,894+9.3% | Added |
| CenterBook Partners LP | 33,144 | $1.18M | 0.06% | −67,076−66.9% | Reduced |
| Carlson Capital L P | 32,800 | $1.16M | 0.46% | +800+2.5% | Added |
| Mariner, LLC | 32,210 | $1.14M | 0.00% | +930+3.0% | Added |
| JustInvest LLC | 30,587 | $1.08M | 0.01% | +16,897+123.4% | Added |
| HighTower Advisors, LLC | 30,309 | $1.08M | 0.00% | +18,786+163.0% | Added |
| Harbor Capital Advisors, Inc. | 29,680 | $1.05M | 0.09% | −1,030−3.4% | Reduced |
| Fifth Third Bancorp | 29,526 | $1.05M | 0.00% | +29,097+6,782.5% | Added |
| Amalgamated Bank | 28,697 | $1.02M | 0.01% | −377−1.3% | Reduced |
| Caxton Associates LLP | 28,094 | $996.5K | 0.02% | −6,583−19.0% | Reduced |
| Toroso Investments, LLC | 27,868 | $988.5K | 0.00% | +6,420+29.9% | Added |
| Arizona State Retirement System | 27,391 | $971.6K | 0.01% | −354−1.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 27,363 | $970.6K | 0.01% | +1,306+5.0% | Added |
| Nikko Asset Management Americas, Inc. | 27,018 | $958.9K | 0.01% | +885+3.4% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 27,018 | $958.3K | 0.00% | +885+3.4% | Added |
| Yousif Capital Management, LLC | 26,588 | $943.1K | 0.01% | −391−1.4% | Reduced |
| GWM Advisors LLC | 26,273 | $931.9K | 0.00% | +6,713+34.3% | Added |
| Teachers Retirement System of the State of Kentucky | 25,176 | $893.0K | 0.01% | 00.0% | Unchanged |
| Vanguard Investments Australia, Ltd. | 24,979 | $886.0K | 0.00% | +24,979 | New |
| Profund Advisors LLC | 24,711 | $876.5K | 0.03% | +8,278+50.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 24,674 | $875.2K | 0.00% | −27−0.1% | Reduced |
| Man Group plc | 24,178 | $857.6K | 0.00% | +4,832+25.0% | Added |
| Engineers Gate Manager LP | 24,050 | $853.1K | 0.01% | −64,499−72.8% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 24,000 | $851.3K | 0.03% | 00.0% | Unchanged |
| CWA Asset Management Group, LLC | 23,887 | $847.3K | 0.03% | +23,887 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 22,959 | $814.4K | 0.00% | +22,959 | New |
| Oregon Public Employees Retirement Fund | 22,778 | $807.9K | 0.01% | −50−0.2% | Reduced |
| STRS Ohio | 22,200 | $787.4K | 0.00% | +22,100+22,100.0% | Added |
| KLP Kapitalforvaltning AS | 22,000 | $780.3K | 0.00% | +600+2.8% | Added |
| Guggenheim Capital LLC | 21,280 | $754.8K | 0.01% | +11,344+114.2% | Added |
| EP Wealth Advisors, LLC | 21,267 | $754.3K | 0.00% | −4,958−18.9% | Reduced |
| QRG Capital Management, Inc. | 21,263 | $754.2K | 0.01% | +21,263 | New |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 21,000 | $744.9K | 0.25% | +21,000 | New |
| CWM, LLC | 20,810 | $738.1K | 0.00% | +837+4.2% | Added |
| Diversified Trust Co | 20,781 | $737.1K | 0.01% | +3,707+21.7% | Added |
| Citigroup Inc | 19,811 | $702.7K | 0.00% | −8,271−29.5% | Reduced |
| Bleakley Financial Group, LLC | 19,614 | $695.7K | 0.01% | +1,639+9.1% | Added |
| Oldfield Partners LLP | 28,729 | $690.4K | 0.18% | 00.0% | Unchanged |
| South Dakota Investment Council | 19,100 | $677.0K | 0.01% | −16,800−46.8% | Reduced |
| CWM Advisors, LLC | 18,806 | $667.0K | 0.04% | −4,816−20.4% | Reduced |
| Quantinno Capital Management LP | 18,588 | $659.3K | 0.00% | +2,150+13.1% | Added |
| Advisor Group Holdings, Inc. | 18,286 | $648.6K | 0.00% | −9,118−33.3% | Reduced |
| XTX Topco Ltd | 18,018 | $639.1K | 0.01% | −15,611−46.4% | Reduced |
| Los Angeles Capital Management LLC | 17,446 | $618.8K | 0.00% | −1,302−6.9% | Reduced |
| Round Rock Advisors, LLC | 17,312 | $614.1K | 0.09% | +5,938+52.2% | Added |
| Wealth Enhancement Advisory Services, LLC | 23,754 | $607.0K | 0.00% | +429+1.8% | Added |
| Connable Office Inc | 16,754 | $594.3K | 0.06% | −3,026−15.3% | Reduced |
| Truist Financial Corp | 16,607 | $589.1K | 0.00% | +16,607 | New |
| Aristeia Capital LLC | 16,421 | $582.5K | 0.01% | +16,421 | New |
| Pictet Asset Management Holding SA | 16,345 | $579.8K | 0.00% | +4,016+32.6% | Added |
| Chelsea Counsel Co | 16,000 | $567.5K | 0.25% | +16,000 | New |
| ProShare Advisors LLC | 15,393 | $546.0K | 0.00% | −3,829−19.9% | Reduced |
| State of Wyoming | 15,099 | $535.6K | 0.06% | +3,800+33.6% | Added |
| Central Pacific Bank - Trust Division | 14,960 | $530.6K | 0.07% | +8,986+150.4% | Added |
| Alps Advisors Inc | 14,879 | $527.8K | 0.00% | −4,081−21.5% | Reduced |
| Captrust Financial Advisors | 14,864 | $527.2K | 0.00% | +428+3.0% | Added |
| Andina Capital Management, LLC | 14,766 | $523.8K | 0.46% | +14,766 | New |
| Balyasny Asset Management LLC | 14,762 | $523.6K | 0.00% | +4,640+45.8% | Added |
| Legacy Capital Group California, Inc. | 14,627 | $518.8K | 0.20% | −5,571−27.6% | Reduced |
| CSM Advisors, LLC | 14,613 | $518.0K | 0.01% | +215+1.5% | Added |
| Maryland State Retirement & Pension System | 14,545 | $515.9K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 14,543 | $515.8K | 0.00% | +30+0.2% | Added |
| Bank of Montreal | 14,433 | $511.9K | 0.00% | −700−4.6% | Reduced |