Tudor Investment Corp Boosts Stake in Oceaneering International

Hedge fund increases position in oil and gas services company by over 200%

Apr. 6, 2026 at 11:28am

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Tudor Investment Corp ET AL increased its holdings in Oceaneering International, Inc. (NYSE:OII) by 210.8% during the 3rd quarter, according to a recent SEC filing. The fund now owns 491,928 shares of the oil and gas company's stock, worth approximately $12.2 million.

Why it matters

This significant increase in Tudor Investment's position in Oceaneering International suggests the hedge fund sees strong potential in the oil and gas services company, which provides engineering, maintenance, and subsea operations support to the offshore energy industry.

The details

According to the 13F filing, Tudor Investment purchased an additional 333,666 shares of Oceaneering International during the third quarter, bringing its total stake to 491,928 shares. This represents approximately 0.49% ownership in the $3.5 billion company.

  • Tudor Investment Corp ET AL increased its Oceaneering International holdings in the 3rd quarter of 2026.
  • The 13F filing disclosing the increased stake was submitted on April 6, 2026.

The players

Tudor Investment Corp ET AL

A hedge fund that has increased its position in Oceaneering International, a provider of engineering and subsea services to the offshore oil and gas industry.

Oceaneering International, Inc.

A $3.5 billion oil and gas services company that provides engineering, maintenance, and subsea operations support to the offshore energy industry.

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The takeaway

Tudor Investment's substantial increase in its Oceaneering International holdings suggests the hedge fund sees strong growth potential in the oil and gas services company, which could signal positive momentum for the broader offshore energy industry.