Ark Invest has significantly reduced its holdings in technology stocks, including NVIDIA and AMD, following a similar move the previous day. According to BlockBeats, the investment firm sold over 58,000 shares of NVIDIA and more than 19,000 shares of AMD, which represent 0.1% to 0.15% of the fund's total value. In contrast, Ark Invest purchased 48,600 shares of biotech company Arcturus Therapeutics, indicating a strategic shift from AI chips to medical innovation.