Cathie Wood’s ARK Invest sold 8,662 Broadcom shares and 50,631 CoreWeave shares on 6 November, and bought 12,522 Cerebras shares and 7,096 Alphabet Class C shares, according to ARK’s daily trade disclosures as compiled by cathiesark.com (cathiesark.com).
At Nasdaq’s official 6 November closes, the Broadcom and CoreWeave sales were worth about $4.89 million and the Cerebras, Alphabet, AMD and Nvidia purchases about $3.45 million, by our arithmetic. That is a net sale of about $1.45 million across those six AI and chip names.
Business Pill · Concentration
A short Business Engineer explainer on concentration: when a few big pieces make up most of a total. It teaches the general idea only and does not discuss ARK.
The key insight: On 6 November ARK sold 8,662 Broadcom shares and 50,631 CoreWeave shares and bought Cerebras, Alphabet, AMD and Nvidia shares, according to its daily disclosures as compiled by cathiesark.com; at official closes that is about $4.89 million sold and $3.45 million bought in those six names, a net sale of about $1.45 million by our arithmetic.
The flagship ARK Innovation ETF (ARKK) sold the 8,662 Broadcom shares and the 50,631 CoreWeave shares. ARKK bought 6,020 Alphabet Class C shares and the ARK Next Generation Internet ETF (ARKW) bought 1,076 more.
ARKW also bought 12,522 Cerebras Systems shares, 519 AMD shares and 405 Nvidia shares. Three ARK funds sold a combined 129,064 shares of Bullish, the crypto exchange, and ARKK bought 2,065 Coinbase shares.
The largest trade of the day was outside AI: ARKK and the ARK Genomic Revolution ETF (ARKG) bought a combined 61,961 Natera shares, worth about $19.25 million at the official close, by our arithmetic.
ARK’s 6 November trades in six AI and chip names valued at Nasdaq official closes: Broadcom and CoreWeave sold (about $4.89 million), Alphabet, Cerebras, AMD and Nvidia bought (about $3.45 million), a net sale of about $1.45 million by our arithmetic. Data: ARK daily trade disclosures as compiled by cathiesark.com; Nasdaq.
Our Numbers
At Nasdaq’s official 6 November closes, the sales were Broadcom at $293.69 (8,662 shares, about $2.54 million) and CoreWeave at $46.40 (50,631 shares, about $2.35 million). The purchases were Alphabet Class C at $283.93 (7,096 shares, about $2.01 million), Cerebras at $89.68 (12,522 shares, about $1.12 million), AMD at $449.04 (about $0.23 million) and Nvidia at $186.64 (about $0.08 million). The dollar values are our arithmetic (Nasdaq).
Sales of about $4.89 million against purchases of about $3.45 million leave a net sale of about $1.45 million in those six names, by our arithmetic. The Bullish sales were worth about $2.75 million at its $21.31 close.
How It Differs From the Reports
A Crypto Times headline on 7 November said ARK “Buys Coinbase, Circle, Alphabet, NVIDIA & SpaceX, Sells Bullish & BitMine”. The compiled list for 6 November shows the Coinbase, Alphabet and Nvidia purchases and the Bullish sales. The SpaceX purchases and BitMine sales on the same page are dated 4 and 5 November, and the page we read shows no Circle trade.
Connecting the Coverage
On 5 November ARK sold $119.7 million of Broadcom and bought Nvidia and SpaceX shares (our piece). On Friday, 12 AI stocks closed with $469 billion of Thursday’s $1.45 trillion loss recovered (our piece). Hedge fund Samlyn sold nearly all its stocks except financials (our piece), while XN said it intends to be a large participant in Anthropic’s IPO (our piece). CoreWeave was part of a six-stock AI cloud basket that fell 20.9% in four sessions (our piece).
The Structural Read
As we read the list, the two sales in AI names were in a chip designer and an AI cloud operator, while the purchases were in Alphabet, Cerebras, AMD and Nvidia.
As we read the dates, the SpaceX purchases and BitMine sale grouped into some 7 November reports were dated 4 and 5 November on the same compiled page.
As we read the sizes, the day’s largest trade was a $19.25 million Natera purchase, outside AI, by our arithmetic at the official close.
The analysis says: “The job of any operator, investor, or builder is to know which layer they are operating inside and which layer the binding constraint is rotating toward next.”
As we read it, ARK’s 6 November list moved money between layers: out of a chip designer and an AI cloud operator, into a model owner and chip makers. The analysis does not discuss ARK.
What Is Not Established
The trade list is a compilation of ARK’s daily disclosures by cathiesark.com; ARK’s own trade notification page was not readable to us. ARK did not give reasons for the trades. The dollar values use official closing prices, not the prices ARK paid or received.
This Week In The AI Supercycle
Anthropic’s Reality Check, The Capital Squeeze, & The New World Order
This week’s issue: for two years the AI build-out was priced as a growthstory. This week it started being priced as a credit story.
On 6 November ARK sold 8,662 Broadcom shares and 50,631 CoreWeave shares and bought Cerebras, Alphabet, AMD and Nvidia shares, according to its daily disclosures as compiled by cathiesark.com. At official closes that is about $4.89 million sold and $3.45 million bought in those names, a net sale of about $1.45 million, by our arithmetic.
A note on sourcing. Trades are from ARK’s daily trade disclosures as compiled by cathiesark.com; ARK’s own notification page was not readable to us. Prices are Nasdaq official closes for 6 November 2026. All dollar values are ours. This is not investment advice.
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.
