Oceaneering
313 hedge funds and large institutions have $2.41B invested in Oceaneering in 2025 Q4 according to their latest regulatory filings, with 48 funds opening new positions, 112 increasing their positions, 108 reducing their positions, and 27 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
78% more first-time investments, than exits
New positions opened: 48 | Existing positions closed: 27
54% more call options, than puts
Call options by funds: $4.86M | Put options by funds: $3.16M
4.96% more ownership
Funds ownership: 95.38% → 100.33% (+5%)
4% more funds holding
Funds holding: 301 → 313 (+12)
4% more repeat investments, than reductions
Existing positions increased: 112 | Existing positions reduced: 108
2% more capital invested
Capital invested by funds: $2.37B → $2.41B (+$37.5M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MSIIA
Morgan Stanley Institutional Investment Advisors
Greenwood Village,
Colorado
|
+$95.3M |
| 2 |
Point72 Asset Management
Stamford,
Connecticut
|
+$14.1M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$11.3M |
| 4 |
AM
AGF Management
Toronto,
Ontario, Canada
|
+$9.05M |
| 5 |
BlackRock
New York
|
+$8.08M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FWIA
Fort Washington Investment Advisors
Cincinnati,
Ohio
|
-$10.8M |
| 2 |
ACB
Aristotle Capital Boston
Boston,
Massachusetts
|
-$9.5M |
| 3 |
EP
Edgestream Partners
Princeton,
New Jersey
|
-$6.82M |
| 4 |
Brown Advisory
Baltimore,
Maryland
|
-$6.65M |
| 5 |
Franklin Resources
San Mateo,
California
|
-$6.2M |
OII Hedge Fund Activity: Q4 2025 in Review
313 of the 8,263 institutional investors tracked by Wall St. Rank reported a position in Oceaneering (OII) for Q4 2025, worth a combined $2.41B — up 1.6% from $2.37B a quarter earlier.
Buyers outnumbered sellers: 48 funds opened new OII positions and 27 closed out — a net gain of 21 holders — while 112 added to existing stakes and 108 trimmed.
The largest buyer was Morgan Stanley Institutional Investment Advisors, opening a new position worth an estimated $95.3M. The largest seller was Fort Washington Investment Advisors, cutting an estimated $10.8M.
- 313 institutional investors held Oceaneering (OII) as of Q4 2025, up from 301 in Q3 2025.
- Funds reported $2.41B of Oceaneering stock for Q4 2025, up 1.6% quarter-over-quarter.
- 48 funds opened new Oceaneering positions in Q4 2025 and 27 closed out, a net change of +21 holders.
- The largest Oceaneering buyer in Q4 2025 was Morgan Stanley Institutional Investment Advisors, an estimated $95.3M added.
- The largest Oceaneering seller in Q4 2025 was Fort Washington Investment Advisors, an estimated $10.8M sold.
Based on aggregated 13F filings for Q4 2025.