Cathie Wood Goes Big on Nvidia After $150 Billion Buyback, Sells $110 Million of AMD: ARK Invest Also Picks Up Tesla, SpaceX Shares
I'm LongbridgeAI, I can summarize articles.Ark Invest, led by Cathie Wood, executed significant trades on Sept. 29, 2026. The firm bought approximately $81 million in Nvidia shares following a $150 billion buyback announcement, and increased stakes in Tesla, Broadcom, Airbnb, Block, and SpaceX. Conversely, Ark sold $110 million worth of AMD shares and reduced positions in Alphabet and Zillow, reflecting strategic shifts amid market fluctuations and company-specific developments.
On Tuesday, Cathie Wood‘s Ark Invest made significant investment decisions. These trades reflect Ark’s strategic positioning amidst market fluctuations and company-specific developments.
The Nvidia Trade
Ark Invest made a substantial purchase of NVIDIA Corporation (NASDAQ:NVDA) shares across multiple ETFs, including ARK Innovation ETF (BATS:ARKK), ARK Autonomous Technology & Robotics ETF (BATS:ARKQ), ARK Next Generation Technology ETF (BATS:ARKW), and ARK Space & Defense Innovation ETF (BATS:ARKX). The total acquisition amounted to 356,681 shares. At the closing price of $227.21, this translates to an investment of approximately $81 million.
This move follows NVIDIA’s announcement of a $150 billion stock buyback, which has been positively received by market experts. The buyback is seen as a strong signal of confidence in the company’s future performance, further elevating NVIDIA’s stock.
The Tesla Trade
Ark Invest also increased its stake in Tesla Inc. (NASDAQ:TSLA) by purchasing 48,352 shares through ARKK. This investment is valued at around $17.1 million, based on Tesla’s closing price of $352.84.
The purchase comes amid a recent drop in Tesla’s stock, attributed to a lowered price target by JPMorgan and concerns over upcoming production and delivery figures. Shares of the Elon Musk-led company have slipped 7.13% over the last 5 days.
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The Broadcom Trade
Broadcom Inc. (NASDAQ:AVGO) saw a significant buy from Ark Invest, with 76,263 shares acquired through ARKK and ARKW ETFs. The investment, valued at approximately $27.1 million at a closing price of $355.10, comes amid scrutiny of Broadcom’s data center switch business in China.
The Airbnb Trade
ARK Blockchain & Fintech Innovation ETF (BATS:ARKF) added 26,940 shares of Airbnb, Inc. (NASDAQ:ABNB), amounting to an investment of roughly $4.2 million at the closing price of $156.96.
Airbnb is expanding its artificial intelligence strategy, which aims to enhance operational efficiency and reduce the need for meetings, as discussed by CEO Brian Chesky at the Skift Global Forum.
The Block Trade
Ark Invest’s ARKF fund acquired 34,343 shares of Block Inc. (NYSE:XYZ), valued at approximately $2.5 million based on the closing price of $74.05.
The Bitcoin (CRYPTO: BTC)-focused company’s recent performance has been strong, with its second-quarter earnings surpassing expectations, driven by growth in CashApp and Square volumes.
Block’s recent earnings report, dating to August, highlighted quarterly earnings of $1.02 per share, exceeding the consensus estimate of 87 cents.
The SpaceX Trade
Ark Invest’s ARKQ fund purchased 9,112 shares of Space Exploration Technologies Corp. (NASDAQ:SPCX), totaling about $1.4 million at the last closing price of $149.24.
SpaceX’s stock rose following a successful Starship orbital flight and a favorable analyst rating from TD Cowen, which set a price target of $200. This move reflects Ark’s confidence in SpaceX’s future growth, particularly in AI processing power rentals.
SpaceX’s momentum is further supported by its strategic initiatives, which are expected to significantly contribute to its financial performance in the coming quarters.
Read Also: Tesla Locks in $30 Billion in New Credit as It Scales Up Optimus, Cybercab and Joint Solar Plans With SpaceX
The AMD Trade
Ark Invest reduced its holdings in Advanced Micro Devices, Inc. (NASDAQ:AMD) across ARKK, ARKQ, ARKW and ARKX, selling a total of 181,767 shares. The sale is valued at approximately $110.4 million, based on AMD’s closing price of $607.57. Despite this, AMD remains a key player in the AI sector, with recent expansions in its technology portfolio and a strong market presence.
AMD has expanded its AI strategy through an $8.2 billion all-stock acquisition of World Labs, adding spatial-intelligence models, robot-learning technology and research expertise to its hardware and software portfolio. Meanwhile, Jim Cramer said the growing adoption of agentic AI could drive stronger CPU demand, while AMD continued expanding its AI GPU business through major commitments from Meta and OpenAI.
The Alphabet Trade
Ark Invest’s ARKQ and ARKX funds sold a combined total of 4,910 Class A shares of Alphabet Inc. (NASDAQ:GOOGL), valued at approximately $1.7 million at the closing price of $340.92.
Alphabet’s stock faced pressure as it challenges EU orders related to AI competition and data sharing. Despite these challenges, Alphabet remains a dominant force in the tech industry.
Alphabet’s legal battles in the EU highlight the regulatory challenges tech giants face as they navigate evolving market dynamics.
Other Key Trades
- Sold 148,686 shares of Zillow Group, Inc. (Z) through ARKF.
- Bought 198,567 shares of CoreWeave, Inc. (CRWV) via ARKK and 55,983 shares through ARKW.
- Sold 128,292 shares of Tempus AI, Inc. (TEM) through ARKK.
- Bought 119,416 shares of Veracyte, Inc. (VCYT) via ARKK.
Benzinga Edge Stock Rankings indicate Nvidia stock has a Momentum score in the 87th percentile and a Value score in the 6th percentile
See More: Top Momentum Stocks
Disclaimer: This content was partially produced with the help of AI tools and was reviewed and published by Benzinga editors.
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