OCEANEERING INTL INC (OII) Stock Institutional Trading Activity


OCEANEERING INTL INC (OII) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, First Eagle U.S. Value, and Lone Pine Capital. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCSell-84,20028,100$675,243
Q3 2025Renaissance Technologies LLCBuy26,700112,300$2,782,794
Q2 2025Renaissance Technologies LLCBuy31,50085,600$1,773,632
Q1 2025Renaissance Technologies LLCBuy39,50054,100$1,179,921
Q4 2024Renaissance Technologies LLCSell-72,70014,600$380,768
Q4 2023Renaissance Technologies LLCBuy20,50087,300$1,858
Q3 2023Renaissance Technologies LLCSell-304,60066,800$1,718
Q2 2023Renaissance Technologies LLCBuy21,800371,400$6,945
Q1 2023Renaissance Technologies LLCBuy291,100349,600$6,163
Q4 2022Renaissance Technologies LLCSell-49,00058,500$1,023
Q3 2022Renaissance Technologies LLCSell-112,841107,500$856
Q2 2022Renaissance Technologies LLCSell-43,859220,341$2,353
Q1 2022Renaissance Technologies LLCSell-598,500264,200$4,005
Q4 2021Renaissance Technologies LLCBuy43,000862,700$9,757
Q3 2021Renaissance Technologies LLCBuy46,600819,700$10,918
Q2 2021Renaissance Technologies LLCBuy148,745773,100$12,037
Q1 2021Renaissance Technologies LLCBuy38,300624,355$7,130
Q4 2020Renaissance Technologies LLCBuy370,955586,055$4,659
Q3 2020Renaissance Technologies LLCBuy79,800215,100$757
Q2 2019Renaissance Technologies LLCSell-490,551135,300$2,759
Q1 2019Renaissance Technologies LLCBuy63,251625,851$9,870
Q4 2018Renaissance Technologies LLCBuy523,000562,600$6,807
Q4 2016Renaissance Technologies LLCSell-375,20039,600$1,117
Q3 2016Renaissance Technologies LLCBuy87,800414,800$11,411
Q2 2016First Eagle U.S. ValueBuy92,80092,800$2,771
Q2 2016Renaissance Technologies LLCBuy157,400327,000$9,764
Q1 2016Renaissance Technologies LLCBuy58,300169,600$5,638
Q2 2015Renaissance Technologies LLCBuy13,438111,300$5,185
Q4 2014Renaissance Technologies LLCBuy44,76297,862$5,755
Q3 2014Renaissance Technologies LLCSell-369,50053,100$3,461

Frequently asked questions about OII activity

  • Which institutional owners are buying OII?

    Institutional owners buying OII include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in OII activity?

    "Buy" means an investor increased their reported position in OII compared to the prior reporting period. This reflects growing exposure to OCEANEERING INTL INC (OII) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in OII increasing?

    Institutional interest in OII can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.