Cathie Wood's Ark Invest is doubling down on CoreWeave (CRWV) amid a brutal selloff in AI infrastructure stocks. On Monday, the investment firm purchased over 136,000 shares of the cloud computing provider across its Ark Innovation (ARKK) and Ark Next Generation Internet (ARKW) funds, even as CoreWeave's stock plunged another 8%. Shares of the AI-focused company are now down almost 62% from all-time highs, joining a broader retreat in once-hot AI names. CoreWeave's drawdown mirrors growing investor skept ...