GameStop has adopted bitcoin as a treasury reserve asset, a decision unanimously approved by its board. The company plans to invest a portion of its cash or future debt and equity issuances, although the maximum amount has not been disclosed. Following this announcement, GameStop's shares rose 6.2% in extended trading, coinciding with a reported increase in fourth-quarter net income to US$131.3 million, up from US$63.1 million last year, driven by cost reductions and improved sales in video game hardware and merchandise.