Cathie Wood sold CoreWeave a week ago. This week she bought it back, at a higher price. Here’s what ARK bought, what it sold to pay for it, and whether Cathie Wood buying CoreWeave shares tells you anything useful.
The trade
| Date | Fund | Action | Shares |
|---|---|---|---|
| Nov 5–6, 2026 | ARK funds | Sold CRWV (~$43–46) | 463,297 |
| Nov 12, 2026 | ARKK | Bought CRWV | 223,010 |
| Nov 12, 2026 | ARKW | Bought CRWV | 60,012 |
| Nov 12, 2026 | ARK | Sold Palantir (PLTR) | 58,339 (~$10M) |
In total ARK bought 283,022 CoreWeave shares on November 12, worth about $15–16 million at the $53.13 close. It’s a reversal: Wood sold near $43–46 and bought back above $50 after the earnings jump.
What changed her mind: the Q3 numbers
- Revenue about $3.66 billion, up 168% year over year
- Backlog about $132.5 billion, up from about $104 billion the quarter before
- 2026 revenue guidance raised to $13.0–13.3 billion; exit run-rate $20–21 billion
- But: net loss of about $709 million, and Q4 interest expense guided at $1.05–1.15 billion
Interest is the part to watch. CoreWeave borrows enormous sums to buy GPUs before customers pay for them. In October its bonds fell to around 80 cents on the dollar, and more than 13% of its shares are sold short. This breakdown of how much CoreWeave spends and borrows each quarter puts it in context.
CoreWeave vs. the other neoclouds
CoreWeave isn’t the only company renting out GPUs. Here’s how Nebius, CoreWeave and IREN compare on growth and debt, and IREN’s path from Bitcoin miner to AI cloud is worth reading if you like the cheaper end of the sector.
What it costs to build what CoreWeave builds
A neocloud’s margins come down to what each megawatt costs to build and power. Construction cost per megawatt, state by state shows why so many builds end up in Texas and the Midwest. The AI Build Configurator puts the whole GPU stack on one bill so you can see the capex for yourself.
Should you follow Cathie Wood into CoreWeave?
ARK trades often. It sold this stock a week before it bought it back, so one trade isn’t a signal. The real question is whether CoreWeave’s $132 billion backlog turns into cash faster than its interest bill grows. Analysts estimate only about a quarter of the backlog becomes revenue within two years. I’d treat CRWV as a high-risk bet on AI demand, sized so a bond scare doesn’t wreck you.
FAQ
Is Cathie Wood buying CoreWeave?
Yes. On November 12, 2026 ARK bought 283,022 CoreWeave shares (223,010 in ARKK and 60,012 in ARKW), worth about $15–16 million.
Did Cathie Wood sell CoreWeave before?
Yes. ARK sold 463,297 CoreWeave shares on November 5 and 6, 2026, at roughly $43 to $46, then bought back above $50 after earnings.
What did ARK sell to buy CoreWeave?
ARK sold 58,339 Palantir shares, worth about $10 million, the same day.
How did CoreWeave do in Q3 2026?
Revenue was about $3.66 billion, up 168%, backlog about $132.5 billion, and 2026 guidance was raised to $13.0–13.3 billion, with a net loss of about $709 million.
Sources: Benzinga, TipRanks, Yahoo Finance and The Motley Fool on ARK’s daily trades (November 2026); CoreWeave Q3 2026 results and call transcripts (November 10, 2026). Opinion and commentary, not financial advice.
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