TLDR
- Cathie Wood’s ARK Invest sold $5.57 million in AMD and $6.53 million in Shopify on October 24
- ARK purchased $30.9 million in Block Inc. shares across three ETFs on October 27
- The firm added $21 million in Robinhood Markets and started a $17 million Netflix position
- ARK increased Chinese tech exposure with $6.18 million in Baidu and over 61,000 Alibaba shares
- Biotech purchases included Pacific Biosciences, Arcturus Therapeutics, and 10x Genomics
Cathie Wood’s ARK Invest executed several portfolio changes during the week of October 24. The investment firm sold positions in chip and e-commerce companies while increasing exposure to fintech and streaming platforms.
ARK sold 23,717 AMD shares worth $5.57 million from the ARK Innovation ETF on October 24. The semiconductor company has seen stock gains in 2025 driven by artificial intelligence chip demand.
Advanced Micro Devices, Inc., AMD
The firm also exited 39,077 Shopify shares valued at $6.53 million. Other divestments included 107,510 Iridium Communications shares for $1.96 million and 32,384 Palantir shares. ARK sold 26,089 Roblox shares as well.
The ARK Genomic Revolution ETF reduced Tempus AI holdings by 19,391 shares worth $1.69 million. These sales locked in profits from strong-performing stocks throughout the year.
Block Investment Increases Crypto Exposure
ARK purchased $30.9 million in Block Inc. shares across three funds on October 27. The ARK Innovation ETF bought 210,916 shares while the ARK Next Generation Internet ETF acquired 59,827 shares.
The ARK Fintech innovation ETF added 114,842 Block shares. Jack Dorsey’s company operates Square point-of-sale systems, Cash App mobile wallet, Bitkey bitcoin hardware wallet, and Proto bitcoin mining equipment.
Square recently launched an integrated bitcoin solution for businesses. The system allows merchants to accept, hold, and convert cryptocurrency through their point-of-sale terminals. Block stock closed at $80.15 on October 27.
Robinhood and DraftKings Purchases
Cathie Wood’s ARK invested approximately $21 million in Robinhood Markets across multiple ETFs on October 24. The trading platform represents the firm’s continued interest in financial technology companies.
The firm bought 268,833 DraftKings shares across two ETFs on October 27. DraftKings acquired Railbird Technologies, a CFTC-regulated designated contract market, to launch a prediction market platform. Polymarket will serve as the designated clearing house for this venture.
ARK initiated a Netflix position with approximately 15,700 shares valued near $17 million. The purchase followed a recent decline in the streaming service’s stock price.
Chinese Tech and Biotech Additions
ARK purchased 51,323 Baidu shares totaling $6.18 million across three ETFs. The firm added over 61,000 Alibaba shares during the same period. Wood noted Chinese tech valuations are approximately half those of U.S. companies.
The firm bought shares in BYD Company, the electric vehicle manufacturer. This aligns with ARK’s automation and robotics investment strategy.
ARK’s biotech funds bought 10,818 Arcturus Therapeutics shares for $130,000. The flagship ARKK ETF added 1.35 million Pacific Biosciences shares worth $2.64 million. ARK purchased 162,279 shares of 10x Genomics for $2.17 million across two funds.
The firm expanded its Qualcomm position to $33 million. Block stock is up 37.43% over six months but down 7.61% year-to-date.
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