On Wednesday, Cathie Wood-led Ark Invest executed significant trades involving Tesla Inc. (NASDAQ:TSLA), Advanced Micro Devices Inc. (NASDAQ:AMD), CoreWeave Inc. (NASDAQ:CRWV), and Pinterest Inc. (NYSE:PINS). These trades come amid fluctuating market conditions and notable developments surrounding each company.



<h2>The Tesla Trade</h2>



Ark Invest’s ARK Space &amp; Defense Innovation ETF (BATS:ARKX) acquired 35,766 shares of the Elon Musk-led company valued at approximately $14.5 million based on the closing price of $406.01. 



Tesla’s stock has been under pressure due to declining demand in Europe, with sales in France dropping 42% last month, as reported by the French Automotive Industry and Mobilities Platform. This marks the lowest sales in over three years, raising concerns about the company’s market position in the region. 



<h2>The AMD Trade</h2>



ARK Blockchain &amp; Fintech Innovation ETF (BATS:ARKF), ARK Innovation ETF (BATS:ARKK), ARK Autonomous Technology &amp; Robotics ETF (BATS:ARKQ), ARK Next Generation Internet ETF (BATS:ARKW) and ARKX collectively purchased 141,108 shares of AMD totaling around $28.25 million. 



Despite AMD’s recent earnings surpassing Wall Street expectations by $600 million, the stock experienced a significant selloff, losing over $30 billion in market value. This reaction was attributed to market recognition rather than panic. 



<h2>The CoreWeave Trade</h2>



ARKK and ARKW ETFs acquired a total of 31,401 shares of CoreWeave valued at approximately $2.6 million. The company is currently in the spotlight due to discussions around the viability of terrestrial data centers versus emerging space-based alternatives. Jim Chanos, a renowned short-seller, has criticized the “data centers in space” narrative, suggesting that the current terrestrial infrastructure might be at risk.



<h2>The Pinterest Trade</h2>



ARKW ETF sold 107,092 shares of Pinterest valued at approximately $2.13 million. Pinterest has seen a rise in short interest, with 5.08% of its float being sold short. This indicates a growing bearish sentiment among investors, as traders anticipate a potential decline in the stock’s price. 



<h2>Other Key Trades:</h2>



<ul>
<li>Sold 258,001 shares of Teradyne Inc. across ARKK, ARKQ, and ARKX.</li>



<li>Sold 42,317 shares of Guardant Health Inc. in ARKG.</li>



<li>Sold 78,575 shares of Unity Software Inc. in ARKW.</li>



<li>Bought 407,950 shares of Tempus AI Inc. in ARKG and ARKK.</li>
</ul>



Benzinga Edge Stock Rankings indicate AMD stock has a Value in the 7th percentile and Momentum in the 92nd percentile.



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Photo: ChrisStock82 / Shutterstock.com



This story was generated using Benzinga Neuro and edited by Shivdeep Dhaliwal

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Cathie Wood's Ark Invest made significant stock purchases on February 4, 2026, acquiring $14.5 million in Tesla and $28 million in AMD, despite market challenges. Tesla's sales in Europe have dropped significantly, raising concerns about its market position. Meanwhile, AMD's stock fell despite exceeding earnings expectations, losing over $30 billion in market value. Ark Invest also traded shares in CoreWeave and Pinterest, reflecting a strategic response to current market conditions.

- Ark Invest executed notable trades involving Tesla, AMD, CoreWeave, and Pinterest amid fluctuating markets.  
- Tesla's stock is pressured by declining European demand, while AMD's stock fell despite exceeding earnings expectations by $600 million, resulting in significant market value loss.  
- CoreWeave is criticized for its space-based data center narrative, and Pinterest faces increasing short interest, indicating bearish sentiment among investors.

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Cathie Wood Doubles Down On Tesla With $14.5 Million Stock Purchase, Ark Invest Pounces On AMD Dip