Cathie Wood's ARK Invest Shifts Focus with Major Coinbase Purchase ARK Invest, led by Cathie Wood, recently purchased $8.7 million worth of Coinbase shares, adding 41,032 shares to its portfolio as the crypto exchange's stock declined to $212.49. Simultaneously, ARK sold $8.6 million of its Bitcoin ETF shares, reflecting a strategic shift amid broader cryptocurrency market volatility.123