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Oceaneering International (OII) Institutional Ownership

Oceaneering International logo
$17.75 -0.75 (-4.05%)
Closing price 04/30/2025 03:59 PM Eastern
Extended Trading
$17.68 -0.07 (-0.39%)
As of 08:52 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Oceaneering International (NYSE:OII)

Current
Institutional Ownership
Percentage
93.93%
Number of
Institutional Buyers
(last 12 months)
159
Total
Institutional Inflows
(last 12 months)
$367.97M
Number of
Institutional Sellers
(last 12 months)
106
Total
Institutional Outflows
(last 12 months)
$177.86M
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OII Institutional Buying and Selling by Quarter

Oceaneering International Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
4/30/2025Nisa Investment Advisors LLC14,201$310K0.0%-16.6%0.014%
4/30/2025Brown Advisory Inc.6,545,919$142.77M0.2%+27.6%6.477%
4/29/2025 Envestnet Asset Management Inc.326,978$7.13M0.0%+1.5%0.324%
4/29/2025 Bank of New York Mellon Corp652,692$14.24M0.0%-68.2%0.646%
4/29/2025 Goehring & Rozencwajg Associates LLC470,545$10.23M1.9%+2.3%0.466%
4/28/2025 Principal Financial Group Inc.539,234$11.76M0.0%+2.3%0.534%
4/28/2025 Oregon Public Employees Retirement Fund23,110$504K0.0%-2.9%0.023%
4/28/2025 Teacher Retirement System of Texas30,508$665K0.0%+49.8%0.030%
4/25/2025 New York State Teachers Retirement System172,052$3.75M0.0%-4.8%0.170%
4/25/2025 Amalgamated Bank28,796$628K0.0%-2.7%0.028%
4/25/2025 Sumitomo Mitsui Trust Group Inc.27,675$604K0.0%+62.3%0.027%
4/24/2025 Illinois Municipal Retirement Fund57,987$1.27M0.0%-3.0%0.057%
4/24/2025 Diversified Trust Co13,726$299K0.0%N/A0.014%
4/23/2025 Oppenheimer Asset Management Inc.70,139$1.53M0.0%-1.3%0.069%
4/22/2025 Cambridge Investment Research Advisors Inc.12,605$275K0.0%-42.7%0.012%
4/21/2025 State of Alaska Department of Revenue55,997$1.22M0.0%-2.5%0.055%
4/16/2025 Wealth Enhancement Advisory Services LLC10,037$219K0.0%-44.8%0.010%
4/16/2025 Fort Washington Investment Advisors Inc. OH984,542$21.47M0.1%+15.2%0.974%
4/15/2025 GAMMA Investing LLC3,104$68K0.0%+29.7%0.003%
4/14/2025 Yousif Capital Management LLC37,279$813K0.0%-3.0%0.037%
4/14/2025 Harbor Capital Advisors Inc.25,044$546K0.0%N/A0.025%
4/14/2025 Wedge Capital Management L L P NC69,897$1.52M0.0%+21.1%0.069%
4/11/2025 Congress Asset Management Co.1,790,545$39.05M0.3%+3.1%1.772%
4/10/2025 Portside Wealth Group LLC9,609$210K0.0%N/A0.010%
4/8/2025 Rhumbline Advisers258,594$5.64M0.0%+0.8%0.256%
4/7/2025 GAMMA Investing LLC67,698$1.48M0.0%+2,729.0%0.067%
4/3/2025 Central Pacific Bank Trust Division9,230$201K0.0%+17.6%0.009%
3/18/2025California State Teachers Retirement System94,890$2.48M0.0%-1.0%0.094%
3/17/2025 Wealth Enhancement Advisory Services LLC18,196$475K0.0%N/A0.018%
2/20/2025Mackenzie Financial Corp18,087$472K0.0%+87.9%0.018%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC160,599$4.19M0.0%+10.2%0.159%
2/17/2025iSAM Funds UK Ltd14,525$379K0.3%N/A0.014%
2/17/2025Teza Capital Management LLC20,228$528K0.1%N/A0.020%
2/17/2025Sagefield Capital LP526,317$13.73M1.5%-0.1%0.521%
2/17/2025Sherbrooke Park Advisers LLC7,677$200K0.1%N/A0.008%
2/17/2025Royal Bank of Canada1,321,767$34.47M0.0%-1.8%1.308%
2/17/2025Point72 Asia Singapore Pte. Ltd.4,568$119K0.0%N/A0.005%
2/17/2025ProShare Advisors LLC30,462$794K0.0%+44.4%0.030%
2/17/2025Man Group plc18,315$478K0.0%-5.1%0.018%
2/17/2025Nuveen Asset Management LLC552,021$14.40M0.0%-14.4%0.546%
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2/17/2025Millennium Management LLC45,900$1.20M0.0%-64.1%0.045%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.57,521$1.50M0.0%+4.0%0.057%
2/17/2025Janus Henderson Group PLC747,875$19.51M0.0%-20.8%0.740%
2/17/2025Glenorchy Capital Ltd76,852$2.00M1.2%-0.8%0.076%
2/17/2025Gotham Asset Management LLC25,466$664K0.0%N/A0.025%
2/17/2025Graham Capital Management L.P.30,480$795K0.0%N/A0.030%
2/17/2025D. E. Shaw & Co. Inc.28,648$747K0.0%N/A0.028%
2/17/2025Deutsche Bank AG89,923$2.35M0.0%+45.1%0.089%
2/17/2025EP Wealth Advisors LLC22,889$597K0.0%+44.0%0.023%
2/17/2025CoreCommodity Management LLC55,022$1.44M0.3%-3.7%0.054%
2/17/2025Crestline Management LP16,915$441K0.0%N/A0.017%
2/17/2025Cubist Systematic Strategies LLC325,542$8.49M0.1%N/A0.322%
2/17/2025Brown Advisory Inc.5,129,668$133.78M0.2%+22.5%5.076%
2/17/2025Balyasny Asset Management L.P.18,405$480K0.0%-32.3%0.018%
2/17/2025Bank of America Corp DE529,028$13.80M0.0%+29.6%0.523%
2/17/2025BNP Paribas Financial Markets23,771$620K0.0%-60.5%0.024%
2/17/2025Ameriprise Financial Inc.259,958$6.78M0.0%-10.1%0.257%
2/17/2025Algert Global LLC277,308$7.23M0.2%+177.3%0.274%
2/17/2025Aristotle Capital Boston LLC1,223,129$31.90M1.2%-12.8%1.210%
2/17/2025Aristeia Capital L.L.C.14,081$367K0.0%N/A0.014%
2/14/2025Manatuck Hill Partners LLC23,197$605K0.2%-90.7%0.023%
2/14/2025Jane Street Group LLC20,860$544K0.0%-84.0%0.021%
2/14/2025Schonfeld Strategic Advisors LLC9,740$254K0.0%-19.6%0.010%
2/14/2025AQR Capital Management LLC162,500$4.24M0.0%-10.1%0.161%
2/14/2025Lido Advisors LLC11,397$297K0.0%+37.4%0.011%
2/14/2025Northern Trust Corp1,230,886$32.10M0.0%+19.4%1.218%
2/14/2025The Manufacturers Life Insurance Company 54,032$1.41M0.0%-3.1%0.053%
2/14/2025Tudor Investment Corp ET AL149,058$3.89M0.0%-2.1%0.147%
2/14/2025Earnest Partners LLC5,437,672$141.81M0.6%-8.4%5.381%
2/14/2025Oxford Asset Management LLP10,142$265K0.1%N/A0.010%
2/14/2025Nebula Research & Development LLC8,099$211K0.0%N/A0.008%
2/14/2025Voya Investment Management LLC35,537$927K0.0%-5.7%0.035%
2/14/2025Brasada Capital Management LP19,000$494K0.1%N/A0.019%
2/14/2025Price T Rowe Associates Inc. MD82,285$2.15M0.0%+8.7%0.081%
2/14/2025Greenhouse Funds LLLP2,689,795$70.15M2.9%+10.0%2.662%
2/14/2025Hsbc Holdings PLC42,036$1.10M0.0%+122.7%0.042%
2/14/2025Stifel Financial Corp70,418$1.84M0.0%+2.1%0.070%
2/14/2025State of Tennessee Department of Treasury24,618$642K0.0%-21.3%0.024%
2/14/2025Tower Research Capital LLC TRC 3,244$85K0.0%+191.5%0.003%
2/14/2025MetLife Investment Management LLC61,655$1.61M0.0%+5.7%0.061%
2/14/2025Dimensional Fund Advisors LP2,665,106$69.50M0.0%-0.8%2.637%
2/14/2025First Trust Advisors LP454,276$11.85M0.0%+20.4%0.450%
2/13/2025CANADA LIFE ASSURANCE Co95,780$2.50M0.0%-1.0%0.095%
2/13/2025Gamco Investors INC. ET AL371,040$9.68M0.1%+7.8%0.367%
2/13/2025Keeley Teton Advisors LLC22,397$584K0.1%-31.9%0.022%
2/13/2025Gabelli Funds LLC183,973$4.80M0.0%-5.5%0.182%
2/13/2025Guggenheim Capital LLC14,403$376K0.0%-9.6%0.014%
2/13/2025Mariner LLC17,805$464K0.0%+12.9%0.018%
2/13/2025Barclays PLC296,721$7.74M0.0%+64.4%0.294%
2/13/2025Summit Investment Advisors Inc.10,575$276K0.2%+5.8%0.010%
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2/13/2025Townsquare Capital LLC97,458$2.54M0.0%+16.5%0.096%
2/13/2025 Bessemer Group Inc.1,532$40K0.0%-63.7%0.002%
2/13/2025F M Investments LLC119,385$3.11M0.1%-60.2%0.118%
2/13/2025Ranger Investment Management L.P.906,473$23.64M1.5%+29.1%0.897%
2/13/2025Raymond James Financial Inc.67,067$1.75M0.0%N/A0.066%
2/13/2025Renaissance Technologies LLC14,600$381K0.0%N/A0.014%
2/13/2025FIL Ltd723,300$18.86M0.0%N/A0.716%
2/13/2025Legal & General Group Plc284,708$7.43M0.0%-5.2%0.282%
2/13/2025Invesco Ltd.601,143$15.68M0.0%-5.1%0.595%
2/13/2025Bank of Montreal Can21,387$558K0.0%+5.5%0.021%
(Data available from 1/1/2016 forward)

OII Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of OII shares?

During the previous two years, 276 institutional investors and hedge funds held shares of Oceaneering International. The most heavily invested institutionals were Vanguard Group Inc. ($325.49M), Brown Advisory Inc. ($142.77M), Earnest Partners LLC ($141.81M), State Street Corp ($129.85M), American Century Companies Inc. ($74.11M), FMR LLC ($72.02M), and Greenhouse Funds LLLP ($70.15M).Learn more on OII's institutional investors.

What percentage of Oceaneering International stock is owned by institutional investors?

93.93% of Oceaneering International stock is owned by institutional investors. Learn more on OII's institutional investor holdings.

Which institutional investors have been buying Oceaneering International stock?

Of the 230 institutional investors that purchased Oceaneering International stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Brown Advisory Inc. ($2.36M), Hennessy Advisors Inc. ($1.84M), Congress Asset Management Co. ($1.79M), Loomis Sayles & Co. L P ($1.67M), Earnest Partners LLC ($1.55M), American Century Companies Inc. ($1.01M), and Norges Bank ($950.86K).

How much institutional buying is happening at Oceaneering International?

Institutional investors have bought a total of 26,625,095 shares in the last 24 months. This purchase volume represents approximately $625.79M in transactions.

Which Oceaneering International major shareholders have been selling company stock?

Of the 145 institutional investors that sold Oceaneering International stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Bank of New York Mellon Corp ($1.93M), Brown Advisory Inc. ($1.73M), Van ECK Associates Corp ($1.58M), New York State Common Retirement Fund ($800.49K), Earnest Partners LLC ($674.48K), Janus Henderson Group PLC ($569.39K), and Federated Hermes Inc. ($496.13K).

How much institutional selling is happening at Oceaneering International?

Institutional investors have sold a total of 14,053,803 shares in the last 24 months. This volume of shares sold represents approximately $323.31M in transactions.


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This page (NYSE:OII) was last updated on 5/1/2025 by MarketBeat.com Staff
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