Several Bitcoin mining companies listed on the Nasdaq stock exchange ended the trading week with a noticeable increase in share prices leading up to the Bitcoin halving event. On April 20, Bitcoin experienced its fourth-ever halving event, a significant date for mining firms as it can disrupt business operations. The halving event cuts miner rewards in half for each block they mine. Despite this, stock investors speculated on which firm would lead the industry, causing certain mining firms to surge by as much as 10% in the 24 hours before the event. Riot Platforms saw the most significant growth, with its stock price increasing by 10.13%. On the same day, Riot announced the launch of a new mining facility in Texas. Marathon Digital closely followed with a 9.78% increase, while Clean Spark saw a rise of 5.98%. The halving event forces miners to change their strategies to maintain profit margins. They must either expand operations or cease entirely. Hut 8 CEO Asher Gennot explained that several mining firms went bankrupt in 2022 due to being overleveraged and unprepared for rising energy costs. However, major miners have been acquiring new equipment in preparation for the event. Overall, the S&P 500 experienced a 0.88% decrease before the close of the trading week.