OCEANEERING INTL INC (OII): Institutional Ownership

Hedge funds and institutional managers reporting a position in OII · Energy. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
16
13F filers
Aggregate Value
$87.4M
Across holders
Last Price
$40.03
2026-06-26
Sector
Energy
GICS
Holder activity5 new6 added5 reduced
Institutional Holders of OII
16 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager792K$28.1M32.2%0.0%Reduced$-29KQ1 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund588K$20.9M23.9%0.0%Reduced$-20.5MQ1 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund540K$13.0M14.8%0.0%NewQ4 2025
GAMCO INVESTORS, INC. ET AL
CIK 0000807249
Institutional Manager338K$12.0M13.7%0.1%Reduced$-126KQ1 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund85K$3.0M3.4%0.0%Added+$2.0MQ1 2026
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund66K$2.3M2.7%0.0%Added+$692KQ1 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund64K$2.3M2.6%0.0%Added+$53KQ1 2026
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund70K$1.7M1.9%0.0%NewQ4 2025
CAXTON ASSOCIATES LLP
CIK 0002051323
Hedge Fund28K$996K1.1%0.0%Reduced$-233KQ1 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund35K$843K1.0%0.0%NewQ4 2025
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund90K$716K0.8%0.0%NewQ3 2022
Man Group plc
CIK 0001637460
Hedge Fund19K$658K0.8%0.0%Added+$582KQ1 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund15K$524K0.6%0.0%Added+$191KQ1 2026
Verition Fund Management LLC
CIK 0001454027
Hedge Fund10K$237K0.3%0.0%NewQ4 2025
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund3K$95K0.1%0.0%Reduced$-1.1MQ1 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund2K$86K0.1%0.0%Added+$85KQ1 2026
Fisher Asset Management, LLCReduced
Institutional Manager
$28.1M· 32.2% of total· 0.0% port· 792K sh· $-29K QoQ· Q1 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$20.9M· 23.9% of total· 0.0% port· 588K sh· $-20.5M QoQ· Q1 2026
TUDOR INVESTMENT CORP ET ALNew
Hedge Fund
$13.0M· 14.8% of total· 0.0% port· 540K sh· QoQ· Q4 2025
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$12.0M· 13.7% of total· 0.1% port· 338K sh· $-126K QoQ· Q1 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$3.0M· 3.4% of total· 0.0% port· 85K sh· +$2.0M QoQ· Q1 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$2.3M· 2.7% of total· 0.0% port· 66K sh· +$692K QoQ· Q1 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$2.3M· 2.6% of total· 0.0% port· 64K sh· +$53K QoQ· Q1 2026
Brevan Howard Capital Management LPNew
Hedge Fund
$1.7M· 1.9% of total· 0.0% port· 70K sh· QoQ· Q4 2025
CAXTON ASSOCIATES LLPReduced
Hedge Fund
$996K· 1.1% of total· 0.0% port· 28K sh· $-233K QoQ· Q1 2026
Schonfeld Strategic Advisors LLCNew
Hedge Fund
$843K· 1.0% of total· 0.0% port· 35K sh· QoQ· Q4 2025
ADAGE CAPITAL PARTNERS GP, L.L.C.New
Hedge Fund
$716K· 0.8% of total· 0.0% port· 90K sh· QoQ· Q3 2022
Man Group plcAdded
Hedge Fund
$658K· 0.8% of total· 0.0% port· 19K sh· +$582K QoQ· Q1 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$524K· 0.6% of total· 0.0% port· 15K sh· +$191K QoQ· Q1 2026
Verition Fund Management LLCNew
Hedge Fund
$237K· 0.3% of total· 0.0% port· 10K sh· QoQ· Q4 2025
ExodusPoint Capital Management, LPReduced
Hedge Fund
$95K· 0.1% of total· 0.0% port· 3K sh· $-1.1M QoQ· Q1 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$86K· 0.1% of total· 0.0% port· 2K sh· +$85K QoQ· Q1 2026
OII Institutional & Hedge Fund Ownership | HedgeFundIntel