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Oceaneering International (OII) Institutional Ownership

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$18.89 -0.67 (-3.40%)
Closing price 03:59 PM Eastern
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$18.90 +0.01 (+0.08%)
As of 04:15 PM Eastern
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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)
166
Total
Institutional Inflows
(last 12 months)
$385.32M
Number of
Institutional Sellers
(last 12 months)
119
Total
Institutional Outflows
(last 12 months)
$249.25M
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OII Institutional Buying and Selling by Quarter

Oceaneering International Major Shareholders & Ownership History

Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/20/2025Intech Investment Management LLC93,627$2.04M0.0%+51.7%0.093%
5/19/2025 UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC157,436$3.43M0.0%-2.0%0.157%
5/16/2025 Empowered Funds LLC120,776$2.63M0.0%+1.9%0.120%
5/16/2025 Great Lakes Advisors LLC24,488$534K0.0%-47.5%0.024%
5/16/2025 Aristeia Capital L.L.C.15,842$346K0.0%+12.5%0.016%
5/16/2025 Goldman Sachs Group Inc.766,592$16.72M0.0%-18.2%0.762%
5/16/2025 Dynamic Technology Lab Private Ltd13,680$298K0.0%+28.2%0.014%
5/16/2025 Teza Capital Management LLC19,535$426K0.2%-3.4%0.019%
5/16/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.60,154$1.31M0.0%+4.6%0.060%
5/16/2025 Jacobs Levy Equity Management Inc.91,217$1.99M0.0%N/A0.091%
5/16/2025 Greenhouse Funds LLLP2,268,079$49.47M2.3%-15.7%2.255%
5/16/2025 EFG Asset Management North America Corp.153,471$3.35M0.6%-0.6%0.153%
5/15/2025 EP Wealth Advisors LLC25,721$561K0.0%+12.4%0.026%
5/15/2025 Cubist Systematic Strategies LLC408,844$8.92M0.1%+25.6%0.406%
5/15/2025 Royal Bank of Canada1,239,342$27.03M0.0%-6.2%1.232%
5/15/2025 Graham Capital Management L.P.79,770$1.74M0.0%+161.7%0.079%
5/15/2025 Nomura Holdings Inc.19,456$424K0.0%N/A0.019%
5/15/2025 Panagora Asset Management Inc.160,513$3.50M0.0%+705.7%0.160%
5/15/2025 Trexquant Investment LP99,137$2.16M0.0%+35.2%0.099%
5/15/2025 Earnest Partners LLC4,217,394$91.98M0.4%-22.4%4.192%
5/14/2025 Ieq Capital LLC17,842$389K0.0%N/A0.018%
5/14/2025 Gamco Investors INC. ET AL370,190$8.07M0.1%-0.2%0.368%
5/14/2025 Gabelli Funds LLC173,973$3.79M0.0%-5.4%0.173%
5/14/2025 Keeley Teton Advisors LLC30,547$666K0.1%+36.4%0.030%
5/14/2025 Corebridge Financial Inc.52,782$1.15M0.0%-1.9%0.052%
5/14/2025 Old West Investment Management LLC263,200$5.74M2.1%+338.7%0.262%
5/14/2025 Comerica Bank54,153$1.18M0.0%-3.5%0.054%
5/14/2025 MetLife Investment Management LLC59,651$1.30M0.0%-3.3%0.059%
5/14/2025 Walleye Capital LLC18,077$394K0.0%N/A0.018%
5/14/2025 Smartleaf Asset Management LLC2,248$49K0.0%-44.5%0.002%
5/14/2025 AlphaQuest LLC65,466$1.43M0.2%+443.7%0.065%
5/14/2025 Kestra Advisory Services LLC61,765$1.35M0.0%+8.7%0.061%
5/14/2025 CW Advisors LLC210,298$4.59M0.1%+2.7%0.209%
5/14/2025 Hsbc Holdings PLC49,377$1.07M0.0%+17.5%0.049%
5/13/2025 Northern Trust Corp1,203,892$26.26M0.0%-2.2%1.197%
5/13/2025 Versor Investments LP21,293$464K0.1%+115.1%0.021%
5/13/2025 Algert Global LLC305,899$6.67M0.2%+10.3%0.304%
5/13/2025 American Century Companies Inc.3,113,578$67.91M0.0%+9.6%3.095%
5/13/2025 Fox Run Management L.L.C.91,609$2.00M0.3%N/A0.091%
5/13/2025 Russell Investments Group Ltd.153,353$3.35M0.0%+57.1%0.152%
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5/13/2025 HighTower Advisors LLC11,224$245K0.0%-6.6%0.011%
5/12/2025 Public Sector Pension Investment Board320,489$6.99M0.0%+26.1%0.319%
5/12/2025 Nuveen LLC549,898$11.99M0.0%N/A0.547%
5/12/2025 Aigen Investment Management LP11,599$253K0.0%N/A0.012%
5/12/2025 Invesco Ltd.601,806$13.13M0.0%+0.1%0.598%
5/12/2025 Townsquare Capital LLC107,263$2.34M0.0%+10.1%0.107%
5/12/2025 Swiss National Bank195,748$4.27M0.0%-2.0%0.195%
5/12/2025 Mitsubishi UFJ Asset Management Co. Ltd.66,189$1.44M0.0%+4.2%0.066%
5/12/2025 Maryland State Retirement & Pension System29,511$644K0.0%-13.2%0.029%
5/9/2025 Mutual of America Capital Management LLC14,717$321K0.0%-3.9%0.015%
5/9/2025 Deutsche Bank AG147,642$3.22M0.0%+64.2%0.147%
5/9/2025 Charles Schwab Investment Management Inc.1,331,297$29.04M0.0%+2.5%1.323%
5/9/2025 Vanguard Group Inc.12,361,546$269.61M0.0%-1.0%12.288%
5/9/2025 New Age Alpha Advisors LLC5,175$113K0.0%-13.2%0.005%
5/9/2025 PNC Financial Services Group Inc.11,102$242K0.0%+12.8%0.011%
5/8/2025 Natixis Advisors LLC33,542$732K0.0%-11.6%0.033%
5/8/2025 Vestcor Inc7,138$156K0.0%N/A0.007%
5/8/2025 XTX Topco Ltd17,523$382K0.0%N/A0.017%
5/8/2025 GSA Capital Partners LLP30,356$662K0.1%N/A0.030%
5/8/2025 Federated Hermes Inc.144,127$3.14M0.0%+14.5%0.143%
5/7/2025 Mackenzie Financial Corp16,905$369K0.0%-6.5%0.017%
5/7/2025 Oldfield Partners LLP28,729$627K0.2%-26.2%0.029%
5/7/2025 Nikko Asset Management Americas Inc.27,675$604K0.0%+62.3%0.028%
5/6/2025 Royce & Associates LP43,017$938K0.0%-21.8%0.043%
5/5/2025 Foundry Partners LLC13,918$304K0.0%+8.5%0.014%
5/5/2025 Jennison Associates LLC57,463$1.25M0.0%+27.2%0.057%
5/2/2025 Victory Capital Management Inc.198,042$4.32M0.0%-58.9%0.197%
5/2/2025 Edgestream Partners L.P.231,018$5.04M0.2%N/A0.230%
5/1/2025 Bleakley Financial Group LLC10,333$225K0.0%-13.7%0.010%
5/1/2025 CWM LLC3,634$79K0.0%-48.6%0.004%
5/1/2025 Louisiana State Employees Retirement System47,600$1.04M0.0%-2.7%0.047%
5/1/2025 New York State Common Retirement Fund31,248$682K0.0%-97.3%0.031%
5/1/2025 Mutual of America Capital Management LLC14,717$321K0.0%-3.9%0.015%
4/30/2025 Nisa Investment Advisors LLC14,201$310K0.0%-16.6%0.014%
4/30/2025 Brown 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%
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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%
(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, 282 institutional investors and hedge funds held shares of Oceaneering International. The most heavily invested institutionals were Vanguard Group Inc. ($269.61M), Brown Advisory Inc. ($142.77M), State Street Corp ($129.85M), Earnest Partners LLC ($91.98M), FMR LLC ($72.02M), Dimensional Fund Advisors LP ($69.50M), and American Century Companies Inc. ($67.91M).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 237 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. ($962.09K), and Norges Bank ($950.86K).

How much institutional buying is happening at Oceaneering International?

Institutional investors have bought a total of 27,432,261 shares in the last 24 months. This purchase volume represents approximately $649.65M in transactions.

Which Oceaneering International major shareholders have been selling company stock?

Of the 151 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: New York State Common Retirement Fund ($1.94M), Bank of New York Mellon Corp ($1.92M), Earnest Partners LLC ($1.89M), Brown Advisory Inc. ($1.44M), Van ECK Associates Corp ($1.17M), Janus Henderson Group PLC ($569.39K), and Greenhouse Funds LLLP ($421.72K).

How much institutional selling is happening at Oceaneering International?

Institutional investors have sold a total of 15,418,509 shares in the last 24 months. This volume of shares sold represents approximately $362.30M in transactions.



This page (NYSE:OII) was last updated on 5/21/2025 by MarketBeat.com Staff
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