Cathie Wood’s ARK Invest sold 410,559 Broadcom shares across three of its ETFs on 5 November, the day of the AI selloff, and bought 252,592 Nvidia shares, according to ARK’s daily trade disclosures as compiled by cathiesark.com. At the official 5 November closes, the Broadcom sales come to $119.7 million and the Nvidia purchases to $45.9 million, by our arithmetic.
The flagship ARK Innovation ETF (ARKK) sold 356,341 of those Broadcom shares, which the compilation lists as 99.48% of its position. ARK also bought 393,774 SpaceX shares that day, $48.7 million at the close. Across the three stocks, purchases ($94.6 million) fell short of the Broadcom sales by $25.1 million, by our arithmetic.
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The key insight: As we read it, ARK’s largest AI-linked trade on the day of the selloff was a sale: 410,559 Broadcom shares, $119.7 million at the close, with ARKK selling 99.48% of its position, against $45.9 million of Nvidia and $48.7 million of SpaceX bought, by our arithmetic.
Broadcom: ARKK sold 356,341 shares, the Autonomous Technology and Robotics ETF (ARKQ) 33,918 and the Next Generation Internet ETF (ARKW) 20,300. Nvidia: ARKK bought 240,706 shares and ARKW 11,886. SpaceX: ARKK bought 268,762 shares, ARKQ 76,124 and ARKW 48,888, after buying 348,406 shares across the same three funds on 4 November, by our count of the listed rows.
Other AI-linked trades on 5 November in the same compilation: purchases of AMD ($19.8 million), Cerebras ($16.1 million) and Alphabet ($15.1 million), and sales of Teradyne ($33.4 million) and CoreWeave ($18.0 million). Values are shares times the 5 November close.
ARK Invest ETF trades on 5 November 2026 in seven AI-linked stocks, share counts as compiled by cathiesark.com from ARK’s daily trade disclosures, valued at Nasdaq’s official 5 November closes (our arithmetic). Bars show the size of each trade; labels show whether ARK bought or sold.
The Prices
Nasdaq’s official closes on 5 November were $291.53 for Broadcom, down from $325.48 a day earlier; $181.60 for Nvidia, down from $200.13; and $123.62 for SpaceX, down from $135.92. That is a fall of 10.4% for Broadcom, 9.3% for Nvidia and 9.0% for SpaceX on the day, by our arithmetic. ARK’s actual execution prices are not in the compilation, so the dollar values here use the closes.
As we read the disclosures, ARK sold more chip stock than it bought that day: $153.1 million of Broadcom and Teradyne against $81.8 million of Nvidia, AMD and Cerebras, by our arithmetic.
As we read the SpaceX rows, the 5 November purchases followed 348,406 shares bought across the same three funds on 4 November.
As we read the closes, the values here are estimates at closing prices; ARK’s execution prices are not in the compilation.
ARK trade disclosures as compiled by cathiesark.com, 5 November 2026
“ARKK | AVGO (Broadcom) | Sell | 356341 shares”
Three Implications
FOR ARKK HOLDERS The compilation lists the Broadcom sale as 99.48% of ARKK’s position in the stock.
FOR NVIDIA ARKK’s Nvidia purchase is listed as 26.98% of position.
FOR SPACEX ARK bought SpaceX on both 4 and 5 November across the same three funds, per the compilation.
The analysis says: “Conflating these clocks produces the most common analytical errors of the moment.”
As we read it, a fund trading on the day of a one-day selloff is acting on the shortest clock. The analysis does not discuss ARK or these trades.
What Is Not Established
ARK’s reasons for these trades are not in the disclosures, and we did not contact ARK. ARK’s own site did not load for us, so the share counts are as compiled by cathiesark.com from ARK’s daily trade disclosures. The dollar values, net figures and daily price changes are our arithmetic at Nasdaq’s official closes, not ARK’s execution prices.
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On the day of the AI selloff, ARK sold 410,559 Broadcom shares, $119.7 million at the close, with ARKK selling 99.48% of its position, and bought $45.9 million of Nvidia and $48.7 million of SpaceX, according to its trade disclosures as compiled by cathiesark.com. The three trades net to $25.1 million of selling, by our arithmetic.
A note on sourcing. Share counts and fund-level trades are from ARK Invest’s daily trade disclosures as compiled by cathiesark.com, read on 6 November 2026; ARK’s own site did not load for us. Prices are Nasdaq’s official closes for 4 and 5 November. Dollar values, totals and percentage changes are our arithmetic and use closing prices, not ARK’s execution prices. We did not contact ARK.
Gennaro Cuofano is a CRO and tech executive who has worked in AI since late 2015, starting with bringing NLP, natural-language generation, voice and chatbot products to the marketing industry. His background is in law and finance: he holds a Master's degree in Law and an International MBA with an emphasis on corporate finance (LUISS Business School and the University of San Diego, 2012), and worked as a financial analyst at a real-estate investment firm in San Diego and as an assistant controller. His work focuses on business model strategy, business engineering and, more broadly, structural analysis: how companies make money, read from their own filings. He created FourWeekMBA and leads research there and at The Business Engineer, his newsletter on AI and business strategy, with over 95,000 subscribers and more than 1,000 published analyses. His writing has also appeared on Entrepreneur (for example, How to Digitize a Family Business in Europe) and HackerNoon. Find him on LinkedIn and Substack. See how we source.
