Assenagon Asset Management Boosts Stake in Valero Energy

Institutional investor increases holdings in oil and gas company by over 21% in Q4 2025

Mar. 27, 2026 at 7:22am

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Assenagon Asset Management S.A., an institutional investor, increased its holdings in Valero Energy Corporation (NYSE:VLO) by 21.1% in the fourth quarter of 2025, according to a recent SEC filing. The firm now owns 137,021 shares of the oil and gas company's stock, valued at $22.3 million.

Why it matters

Valero Energy is one of the largest independent oil refiners in the United States, with a significant presence in the Gulf Coast region. Increased institutional investment in the company signals confidence in Valero's long-term prospects, despite ongoing volatility in the energy sector.

The details

Assenagon Asset Management added 23,883 shares to its existing position in Valero Energy during the fourth quarter. The firm's total holdings in Valero now represent a 0.04% stake in the company. Other hedge funds and institutional investors have also been active in trading Valero's stock, with some increasing their positions and others reducing exposure.

  • Assenagon Asset Management increased its holdings in Valero Energy in the fourth quarter of 2025.

The players

Assenagon Asset Management S.A.

An institutional investor and asset management firm based in Germany.

Valero Energy Corporation

A San Antonio, Texas-based integrated downstream energy company that manufactures and markets transportation fuels, petrochemical feedstocks, and other industrial products.

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The takeaway

The increase in Assenagon's stake in Valero Energy suggests that the institutional investor sees long-term value in the oil and gas company, despite the ongoing challenges facing the energy sector. This could signal a positive outlook for Valero's future performance and growth prospects.