Ticker · CUSIP 675232102

OII

OCEANEERING INTL INC
Energy·Oil & Gas Equipment & Services
···Share
Holders (tracked)
10
Combined shares
3,104,126
Combined value
$72.16M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
10112024Q12025Q4

SEC event timeline

21 events
  1. D.E. Shaw & Co. trimmed2026-02-17
    −96,223 shares · 2025Q4
    13F
  2. Ken Griffin (Citadel Advisors) trimmed2026-02-17
    −42,351 shares · 2025Q4
    13F
  3. Izzy Englander (Millennium Mgmt) trimmed2026-02-17
    −126,706 shares · 2025Q4
    13F
  4. Steve Cohen (Point72) added2026-02-17
    +581,712 shares · 2025Q4
    13F
  5. T. Rowe Price added2026-02-17
    +8,260 shares · 2025Q4
    13F
  6. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +539,676 shares · 2025Q4
    13F
  7. AQR Capital Management added2026-02-17
    +69,837 shares · 2025Q4
    13F
  8. Renaissance Technologies trimmed2026-02-12
    −84,200 shares · 2025Q4
    13F
  9. Ken Fisher (Fisher Asset Mgmt) added2026-02-09
    +153,214 shares · 2025Q4
    13F
  10. Mario Gabelli (GAMCO) added2026-02-05
    +35,400 shares · 2025Q4
    13F
  11. Paul Tudor Jones (Tudor Investment) exited2025-12-09
    −158,262 shares · 2025Q3
    13F
  12. AQR Capital Management added2025-11-14
    +22,737 shares · 2025Q3
    13F
  13. Izzy Englander (Millennium Mgmt) trimmed2025-11-14
    −517,643 shares · 2025Q3
    13F
  14. Steve Cohen (Point72) trimmed2025-11-14
    −57,500 shares · 2025Q3
    13F
  15. D.E. Shaw & Co. added2025-11-14
    +79,444 shares · 2025Q3
    13F
  16. T. Rowe Price added2025-11-14
    +4,097 shares · 2025Q3
    13F
  17. Renaissance Technologies added2025-11-13
    +26,700 shares · 2025Q3
    13F
  18. Norges Bank (Norway SWF) exited2025-11-13
    −71,663 shares · 2025Q3
    13F
  19. Mario Gabelli (GAMCO) trimmed2025-11-12
    −44,000 shares · 2025Q3
    13F
  20. Ken Fisher (Fisher Asset Mgmt) added2025-11-12
    +66,554 shares · 2025Q3
    13F
  21. Norges Bank (Norway SWF) trimmed2025-11-12
    −116,874 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for OII →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Added to5
Trimmed4
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
13
$18.49B
2022Q2
11
$12.04B
2022Q3
15
$9.0M
2022Q4
14
$369.5M
2023Q1
15
$360.3M
2023Q2
15
$377.9M
2023Q3
15
$459.8M
2023Q4
12
$372.3M
2024Q1
11
$405.6M
2024Q2
10
$403.9M
2024Q3
10
$34.9M
2024Q4
11
$37.9M
2025Q1
11
$35.9M
2025Q2
11
$53.6M
2025Q3
11
$49.8M
2025Q4
10
$72.2M

Who owns OII

10 super-investors · 2025Q4
Tracked stake
3.10M
shares
Combined value
$72M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added5Trim4
#ManagerSharesValue
1Ken Fisher
Fisher Asset Mgmt
793.1K$19M
2Steve Cohen
Point72
699.2K$17M
3Paul Tudor Jones
Tudor Investment
539.7K$13M
4AQR Capital Management372.7K$9M
5Mario Gabelli
GAMCO
341.8K$8M
6Izzy Englander
Millennium Mgmt
88.0K$2M
7D.E. Shaw & Co.77.3K$2M
8Ken Griffin
Citadel Advisors
62.8K$2M
9Renaissance Technologies28.1K$675K
10T. Rowe Price101.3K$2K

Recent moves

20 transactions
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