Why These Energy Stocks Are Gaining This Week

3. NPK International Inc. (NYSE:NPKI)

Share Price Gains Between May 1 – May 8: 33.44%

NPK International Inc. (NYSE:NPKI) is a temporary worksite access solutions company that manufactures, sells, and rents recyclable composite matting products, along with a full suite of services.

NPK International Inc. (NYSE:NPKI) reported its Q1 2025 results last week, showcasing a 32% YoY growth in revenues to $64.8 million and a 59% YoY rise in adjusted EBITDA from continuing operations. As a result, the company’s EPS of $0.12 topped expectations by $0.04, while its revenue also managed to beat estimates by almost $8.6 million. NPK also repurchased $11 million of its common stock during the quarter and announced an increase in its remaining share repurchase authorization to $100 million. Moreover, the company remains optimistic about its growth prospects and raised its 2025 revenue guidance to $252 million amid strong Q1 results.