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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 2025

Institutional positions in Oceaneering International Inc as of Mar 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
286
+1 vs. Q4 2024
Shares held
96.1M
−3.84M (−3.8%) vs. Q4 2024
Total value
$2.10B
−$510.2M (−19.6%) vs. Q4 2024
New holders
38
108 more added
Sold out
37
110 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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.

Institutional holdersQ1 2025: 286 institutions
Q1 2021: 179 institutionsQ2 2021: 190 institutionsQ3 2021: 196 institutionsQ4 2021: 200 institutionsQ1 2022: 220 institutionsQ2 2022: 200 institutionsQ3 2022: 200 institutionsQ4 2022: 206 institutionsQ1 2023: 228 institutionsQ2 2023: 224 institutionsQ3 2023: 243 institutionsQ4 2023: 235 institutionsQ1 2024: 233 institutionsQ2 2024: 234 institutionsQ3 2024: 260 institutionsQ4 2024: 287 institutionsQ1 2025: 286 institutionsQ2 2025: 288 institutionsQ3 2025: 301 institutionsQ4 2025: 314 institutionsQ1 2026: 367 institutionsQ2 2026: 376 institutions
Value heldQ1 2025: $2.10B
Q1 2021: $994.6MQ2 2021: $1.37BQ3 2021: $1.16BQ4 2021: $984.8MQ1 2022: $1.36BQ2 2022: $986.3MQ3 2022: $725.9MQ4 2022: $1.63BQ1 2023: $1.67BQ2 2023: $1.76BQ3 2023: $2.39BQ4 2023: $2.01BQ1 2024: $2.24BQ2 2024: $2.36BQ3 2024: $2.51BQ4 2024: $2.62BQ1 2025: $2.10BQ2 2025: $1.99BQ3 2025: $2.37BQ4 2025: $2.41BQ1 2026: $3.61BQ2 2026: $4.22B
Institutions holding OII and their total value by quarter
QuarterHoldersValue
Q2 2026376$4.22B
Q1 2026367$3.61B
Q4 2025314$2.41B
Q3 2025301$2.37B
Q2 2025288$1.99B
Q1 2025286$2.10B
Q4 2024287$2.62B
Q3 2024260$2.51B
Q2 2024234$2.36B
Q1 2024233$2.24B
Q4 2023235$2.01B
Q3 2023243$2.39B
Q2 2023224$1.76B
Q1 2023228$1.67B
Q4 2022206$1.63B
Q3 2022200$725.9M
Q2 2022200$986.3M
Q1 2022220$1.36B
Q4 2021200$984.8M
Q3 2021196$1.16B
Q2 2021190$1.37B
Q1 2021179$994.6M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Oceaneering International Inc; share changes are against Q4 2024.

Institutions holding OII in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.66,189$1.44M0.00%+2,666+4.2%Added
Quest Partners LLC65,466$1.43M0.16%+53,426+443.7%Added
Kestra Advisory Services, LLC61,765$1.35M0.01%+4,920+8.7%Added
Stifel Financial Corp61,286$1.34M0.00%−9,132−13.0%Reduced
Mirae Asset Global ETFs Holdings Ltd.60,154$1.31M0.00%+2,633+4.6%Added
MetLife Investment Management59,651$1.30M0.01%−2,004−3.3%Reduced
Illinois Municipal Retirement Fund57,987$1.26M0.02%−1,799−3.0%Reduced
Jennison Associates LLC57,463$1.25M0.00%+12,293+27.2%Added
Manufacturers Life Insurance Company, The57,238$1.25M0.00%+3,206+5.9%Added
State of Alaska, Department of Revenue55,997$1.22M0.01%−1,438−2.5%Reduced
Comerica Bank54,153$1.18M0.00%−1,947−3.5%Reduced
Renaissance Technologies LLC54,100$1.18M0.00%+39,500+270.5%Added
Pathstone Holdings, LLC52,887$1.16M0.01%−14,790−21.9%Reduced
Corebridge Financial, Inc.52,782$1.15M0.01%−1,036−1.9%Reduced
LPL Financial LLC49,703$1.08M0.00%−6,550−11.6%Reduced
HSBC Holdings PLC49,377$1.07M0.00%+7,341+17.5%Added
Louisiana State Employees Retirement System47,600$1.04M0.02%−1,300−2.7%Reduced
Los Angeles Capital Management LLC47,436$1.03M0.00%+88+0.2%Added
Winton Group Ltd46,238$1.01M0.06%+23,780+105.9%Added
Royce & Associates LP43,017$938.2K0.01%−11,983−21.8%Reduced
Yousif Capital Management, LLC37,279$813.1K0.01%−1,147−3.0%Reduced
Hennion & Walsh Asset Management, Inc.36,275$791.2K0.04%−46−0.1%Reduced
Voya Investment Management LLC35,778$780.3K0.00%+241+0.7%Added
Natixis Advisors, L.P.33,542$732.0K0.00%−4,386−11.6%Reduced
Verition Fund Management LLC33,275$725.7K0.00%+20,852+167.8%Added
Gotham Asset Management, LLC33,171$723.5K0.01%+7,705+30.3%Added
New York State Common Retirement Fund31,248$681.5K0.00%−1,139,182−97.3%Reduced
Two Sigma Advisers, LP30,600$667.4K0.00%−9,600−23.9%Reduced
Keeley-Teton Advisors, LLC30,547$666.2K0.08%+8,150+36.4%Added
Teacher Retirement System of Texas30,508$665.4K0.00%+10,148+49.8%Added
Gsa Capital Partners LLP30,356$662.0K0.06%+30,356New
Teachers Retirement System of the State of Kentucky29,978$654.0K0.01%00.0%Unchanged
Brevan Howard Capital Management LP29,699$647.7K0.02%+29,699New
Maryland State Retirement & Pension System29,511$643.6K0.02%−4,499−13.2%Reduced
Arizona State Retirement System28,962$631.7K0.00%−490−1.7%Reduced
Advisor Group Holdings, Inc.28,873$629.7K0.00%−2,293−7.4%Reduced
Amalgamated Bank28,796$628.0K0.01%−806−2.7%Reduced
Oldfield Partners LLP28,729$626.6K0.18%−10,200−26.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)28,708$626.1K0.00%−496−1.7%Reduced
State Board of Administration of Florida Retirement System28,699$625.9K0.00%00.0%Unchanged
Sumitomo Mitsui Trust Holdings, Inc.27,675$603.6K0.00%+10,628+62.3%Added
Nikko Asset Management Americas, Inc.27,675$603.6K0.01%+10,628+62.3%Added
Steel Peak Wealth Management LLC27,341$596.3K0.03%+15,634+133.5%Added
West Tower Group, LLC27,000$588.9K1.55%00.0%Unchanged
EP Wealth Advisors, LLC25,721$561.0K0.00%+2,832+12.4%Added
Bank of Montreal25,199$549.6K0.00%+3,812+17.8%Added
Harbor Capital Advisors, Inc.25,044$546.0K0.02%+25,044New
State of Tennessee, Treasury Department24,618$536.9K0.00%00.0%Unchanged
Great Lakes Advisors, LLC24,488$534.1K0.00%−22,195−47.5%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys24,184$527.5K0.00%+2,609+12.1%Added
ProShare Advisors LLC23,803$519.1K0.00%−6,659−21.9%Reduced
Oregon Public Employees Retirement Fund23,110$504.0K0.01%−700−2.9%Reduced
CIBC World Markets Corp22,430$489.2K0.00%+12,971+137.1%Added
Police & Firemen's Retirement System of New Jersey21,519$469.3K0.00%00.0%Unchanged
Versor Investments LP21,293$464.4K0.08%+11,393+115.1%Added
Connable Office Inc20,578$448.8K0.05%00.0%Unchanged
KLP Kapitalforvaltning AS20,300$442.7K0.00%00.0%Unchanged
Creative Planning19,729$430.3K0.00%+5,395+37.6%Added
Integrated Investment Consultants, LLC19,665$428.9K0.09%−358−1.8%Reduced
Teza Capital Management LLC19,535$426.1K0.19%−693−3.4%Reduced
Nomura Holdings Inc19,456$424.3K0.00%+19,456New
Gibbs Wealth Management18,849$411.1K0.10%+4,372+30.2%Added
CWM Advisors, LLC18,352$400.3K0.05%+1,240+7.2%Added
Man Group plc18,272$398.5K0.00%−43−0.2%Reduced
Mariner, LLC18,202$397.0K0.00%+397+2.2%Added
Walleye Capital LLC18,077$394.3K0.00%+18,077New
Ieq Capital, LLC17,842$389.1K0.00%+17,842New
XTX Topco Ltd17,523$382.2K0.02%+17,523New
BNP Paribas Arbitrage, SA17,046$371.8K0.00%−6,725−28.3%Reduced
Mackenzie Financial Corp16,905$368.7K0.00%−1,182−6.5%Reduced
Profund Advisors LLC16,473$359.3K0.02%+1,774+12.1%Added
Jain Global LLC16,196$353.2K0.01%+16,196New
O'Shaughnessy Asset Management, LLC16,123$351.6K0.00%−2,503−13.4%Reduced
Pictet Asset Management Holding SA15,989$348.7K0.00%00.0%Unchanged
Aristeia Capital LLC15,842$345.5K0.01%+1,761+12.5%Added
Atria Investments LLC15,476$337.5K0.00%−4,696−23.3%Reduced
ISAM Funds (UK) Ltd15,234$332.3K0.16%+709+4.9%Added
Captrust Financial Advisors15,129$330.0K0.00%−273−1.8%Reduced
Numerai GP LLC14,876$324.4K0.06%+14,876New
Mutual of America Capital Management LLC14,717$321.0K0.00%−592−3.9%Reduced
Nisa Investment Advisors, LLC14,201$309.7K0.00%−2,829−16.6%Reduced
Public Employees Retirement Association of Colorado14,131$308.0K0.00%00.0%Unchanged
Foundry Partners, LLC13,918$303.6K0.02%+1,096+8.5%Added
Diversified Trust Co13,726$299.4K0.01%+13,726New
Dynamic Technology Lab Private Ltd13,680$298.0K0.04%+3,010+28.2%Added
Shell Asset Management Co13,612$297.0K0.01%−556−3.9%Reduced
JustInvest LLC12,676$276.5K0.00%+1,218+10.6%Added
Cambridge Investment Research Advisors, Inc.12,605$275.0K0.00%−9,411−42.7%Reduced
Bridgefront Capital, LLC12,459$271.7K0.08%+12,459New
Guggenheim Capital LLC11,672$254.6K0.00%−2,731−19.0%Reduced
Aigen Investment Management, LP11,599$253.0K0.04%+11,599New
Lido Advisors, LLC11,544$251.8K0.00%+147+1.3%Added
HighTower Advisors, LLC11,224$244.8K0.00%−790−6.6%Reduced
The PNC Financial Services Group, Inc.11,102$242.1K0.00%+1,256+12.8%Added
Ameritas Investment Partners, Inc.10,575$230.6K0.01%00.0%Unchanged
Bleakley Financial Group, LLC10,333$225.4K0.01%−1,647−13.7%Reduced
Wealth Enhancement Advisory Services, LLC10,037$218.9K0.00%−8,159−44.8%Reduced
Rathbone Brothers plc10,000$218.1K0.00%00.0%Unchanged
Healthcare of Ontario Pension Plan Trust Fund10,000$218.1K0.00%+10,000New
MML Investors Services, LLC9,974$218.0K0.00%+883+9.7%Added