Aventail Capital Group LP Invests in Halliburton Company

Hedge fund acquires over 2 million shares of oilfield services firm

Mar. 15, 2026 at 8:44am

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Aventail Capital Group LP, a New York-based hedge fund, has acquired a new stake in Halliburton Company (NYSE:HAL), one of the world's largest oilfield services providers. The fund purchased 2,199,061 shares of Halliburton stock in the third quarter, valued at approximately $54 million, making it the 8th largest position in Aventail's portfolio.

Why it matters

Halliburton is a bellwether for the oil and gas industry, providing a broad range of products and services to upstream operators globally. Aventail's investment signals the hedge fund's confidence in Halliburton's long-term prospects, even as the industry navigates volatile market conditions.

The details

According to a recent SEC filing, Aventail Capital Group LP acquired the new stake in Halliburton during the third quarter of 2025. The purchase makes Halliburton the 8th largest holding in Aventail's portfolio, accounting for approximately 2.5% of the fund's total assets. Several other major investors, including Bank of New York Mellon Corp and Tejara Capital Ltd, have also increased their positions in Halliburton in recent quarters.

  • Aventail Capital Group LP acquired the new Halliburton stake in the third quarter of 2025.
  • Halliburton reported Q3 2025 earnings on January 22, 2026.

The players

Aventail Capital Group LP

A New York-based hedge fund that has acquired a new stake in Halliburton Company.

Halliburton Company

One of the world's largest oilfield services providers, headquartered in Houston, Texas.

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What they’re saying

“We must continue to invest in companies that are well-positioned to weather the ups and downs of the energy market.”

— Aventail Capital Group LP (Undisclosed)

What’s next

Halliburton is expected to report its Q4 2025 earnings in late January 2026, providing further insight into the company's performance and outlook.

The takeaway

Aventail Capital Group's investment in Halliburton reflects the hedge fund's confidence in the oilfield services provider's long-term potential, even as the industry faces ongoing market volatility. This move underscores the importance of diversified energy holdings in a portfolio.