The share price of Riley Exploration Permian (REPX) fell by 3.1% between December 17 and December 24, 2025, placing it among the Energy Stocks that Lost the Most This Week. The company focuses on horizontal drilling in the Permian Basin.

Riley Exploration Permian saw a boost after its Board authorized a $100 million share repurchase program over 24 months. CEO Bobby Riley highlighted the move as a means of returning capital to shareholders, expressing confidence in operational performance and financial strength.

However, REPX slipped following an insider transaction by CEO Bobby Riley, who sold 20,000 shares of company stock worth $531,600. This raised concerns among investors about the timing of the sale in relation to the share repurchase program and its impact on stock value.

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Read more at Yahoo Finance: Riley Exploration Permian (REPX) Fell This Week. Here is Why.