In today's US stock opening, the market showed mixed performance. Specifically, the stock of cryptocurrency trading platform Coinbase declined noticeably, with a drop of 3.81%. Notably, MicroStrategy, a company focused on bitcoin mining and holding bitcoin as an asset, saw its stock fall dramatically, with a decline exceeding 5%. These dynamics reflect that market sentiment towards investments in different sectors varies, and they also remind investors to pay attention to the specific operational situations and market environment changes of particular companies.