OCEANEERING INTERNATIONAL INC (OII) Stock
4 of the hedge funds AlphaScala tracks reported OII in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Millennium Management's at $6.27M. Company insiders reported 0 open-market buys and 5 sales on SEC Form 4 in the 90 days to Nov 4, 2026.
Which hedge funds own OII?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Millennium Management Israel Englander | 155K | $6.27M | NEW |
| Marshall Wace | 105K | $4.25M | NEW |
| Renaissance Technologies Jim Simons (founder) | 45K | $1.81M | -47% |
| D.E. Shaw David Shaw | 9K | $366.7K | NEW |
13F holdings as of Jun 30, 2026
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SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Nov 2, 26 | Larson Roderick A. | President and CEO | SELL | 1.7K | $74K |
| Nov 2, 26 | Larson Roderick A. | President and CEO | SELL | 4.3K | $191K |
| Oct 1, 26 | Larson Roderick A. | President and CEO | SELL | 1.7K | $74K |
| Oct 1, 26 | Larson Roderick A. | President and CEO | SELL | 4.3K | $191K |
| Aug 7, 26 | Murphy Paul B Jr | Director | SELL | 10.0K | $484K |
| Jul 30, 26 | Childress Earl | SVP, Chief Commercial Ofc. | SELL | 12.7K | $593K |
| Jul 30, 26 | Dyer Christopher J | SVP, OPGroup | SELL | 1.2K | $57K |
| Jul 30, 26 | Mcevoy M Kevin | Director | SELL | 3.0K | $144K |
SEC Form 4 filings as of Nov 4, 2026
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Powered by TradingViewWhat does OCEANEERING INTERNATIONAL INC do?
Oceaneering International, Inc. is a diversified oilfield services company specializing in engineered services and products primarily for the offshore energy industry. Its core objective is to support the safe and efficient extraction of oil, gas, and renewable resources from underwater environments. A significant portion of its offerings is centered around remotely operated vehicles (ROVs), which are crucial for subsea exploration and construction tasks. Oceaneering also provides services such as asset integrity management, remotely operated vehicles, manned diving, and mobile offshore production systems. In addition to energy, the company caters to sectors like defense and aerospace, where its expertise in robotics and deep-sea operations are highly valued. Founded in 1964 and headquartered in Houston, Texas, Oceaneering has developed a global presence. It plays a pivotal role in the technology-driven side of offshore engineering, offering solutions that address complex operational challenges in challenging marine environments. Through its integration of advanced technology and specialized equipment, Oceaneering enhances oil and gas production efficiency and safety, while also expanding its impact into burgeoning markets like subsea mining and renewable energy.