Which hedge funds own OII? OCEANEERING INTL INC, Q2 2026 13F holders
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5 of the hedge funds tracked by WhaleCreep disclosed a position in OII (OCEANEERING INTL INC) in their Q2 2026 13F filings, worth $13.7m in total. The largest holder by portfolio weight is Millennium Management at 0.0% of its book. 4 managers opened a new position this quarter: Millennium Management, Marshall Wace, Holocene Advisors, D. E. Shaw & Co. 1 exited: Melqart.
5tracked managers holding
4opened this quarter
1exited this quarter
Which hedge funds hold OII? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Millennium Management | Q2 2026 | 0.0% | $6.3m | 154,688 | – | new |
| Marshall Wace | Q2 2026 | 0.0% | $4.2m | 104,778 | – | new |
| Renaissance Technologies LLC | Q2 2026 | 0.0% | $1.8m | 44,792 | -47% | reduced |
| Holocene Advisors | Q2 2026 | 0.0% | $1.0m | 25,369 | – | new |
| D. E. Shaw & Co | Q2 2026 | 0.0% | $366.7k | 9,049 | – | new |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Melqart | 0.5% | $1.5m |
How has hedge fund ownership of OII changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 5 | $13.7m |
| Q1 2026 | 3 | $7.3m |
| Q4 2025 | 3 | $30.4m |
| Q3 2025 | 3 | $17.9m |
| Q2 2025 | 3 | $8.7m |
| Q1 2025 | 2 | $4.0m |
| Q4 2024 | 2 | $4.3m |
| Q3 2024 | 1 | $3.8m |
| Q2 2024 | 2 | $2.4m |
| Q4 2023 | 1 | $1.9m |
| Q3 2023 | 3 | $2.1m |
| Q2 2023 | 3 | $11.4m |
| Q1 2023 | 3 | $10.1m |
| Q4 2022 | 2 | $2.5m |
| Q3 2022 | 4 | $3.2m |
| Q2 2022 | 2 | $2.6m |
Counts every tracked manager that disclosed OII in that quarter's filing, including managers that have since stopped filing.