Solaris Energy Infrastructure (SEI): Among the Energy Stocks that Gained This Week

The share price of Solaris Energy Infrastructure, Inc. (NYSE:SEI) surged by 13.16% between September 25 and October 2, 2025, putting it among the Energy Stocks that Gained the Most This Week.

Solaris Energy Infrastructure, Inc. (NYSE:SEI) designs and manufactures specialized equipment for oil and natural gas operators in the United States.

Solaris Energy Infrastructure, Inc. (NYSE:SEI) continued its rally and surged to an all-time high this week after a recent regulatory filing revealed that CEO William A. Zartler purchased 10,000 shares of the company’s stock valued at approximately $248,300. Additionally, the company’s CFO, Kyle S. Ramachandran, also acquired 2,000 shares for around $50,000.

These purchases send a strong signal to investors as they reflect the company’s top leadership’s confidence in its success. As of the writing of this piece, the share price of Solaris Energy Infrastructure, Inc. (NYSE:SEI) has surged by over 54% since the beginning of 2025.

While we acknowledge the potential of SEI as an investment, we believe certain AI stocks offer greater upside potential and carry less downside risk. If you’re looking for an extremely undervalued AI stock that also stands to benefit significantly from Trump-era tariffs and the onshoring trend, see our free report on the best short-term AI stock.

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