Key Points Ark Invest boosted its stake in Baidu on Wednesday. The stock has rallied more than 50% over the past month. Baidu is emerging as a potential winner, with Nvidia losing billions in revenue every quarter as a result of AI chip trade restrictions with China. 10 stocks we like better than Baidu › Cathie Wood did something on Wednesday that she hasn't done in nearly four months. The Ark Invest founder CEO added to her existing stake in Baidu (NASDAQ: BIDU). It seems like a good time to buy ...