Cathie Wood’s ARK sells Roblox stock, buys Broadcom and Cloudflare
ARK ETFs sold 501,466 Roblox (RBLX) shares for $18.89M and 203,242 10X Genomics (TXG) shares for $11.31M. They bought 55,548 Broadcom (AVGO) shares for $21.11M, 60,805 Cloudflare (NET) shares for $18.32M, and 78,756 Cerebras (CBRS) shares for $17.33M. Other trades included Rocket Lab (RKLB), Ionis (IONS), CareDx (CDNA), and Securitize (SECZ).
How this was made
The 30-second read
Why it matters
The fund's moves signal a tilt toward semiconductor and cloud services while trimming exposure to gaming and biotech.
Market read
Fund reallocation may influence short‑term price dynamics in the listed stocks, especially AVGO and NET.
What to watch
ARK's broader portfolio rebalancing and cash management needs may drive trades more than company fundamentals.
Background
ARK Investment Management disclosed its daily trades for Aug 19, highlighting shifts between growth and infrastructure holdings.
Ticker impact
ARK sold 501,466 shares of Roblox Corp (RBLX) for $18.9M.
Downward pressure on RBLX price.
Large sell order by a high‑profile fund may signal reduced confidence.
ARK bought 55,548 shares of Broadcom Inc (AVGO) for $21.1M.
Potential upside for AVGO.
Fund addition may boost investor sentiment.
ARK purchased 60,805 shares of Cloudflare Inc (NET) for $18.3M.
Possible price lift for NET.
Fund buying often supports short‑term price gains.
ARK bought 78,756 shares of Cerebras Systems Inc (CBRS) for $17.3M.
Likely supportive effect on CBRS.
AI‑focused fund adds credibility to Cerebras.
ARK sold 203,242 shares of 10X Genomics Inc (TXG) for $11.3M.
Downward pressure on TXG.
Large sell may indicate concerns about the biotech.
ARK bought 34,370 shares of Rocket Lab Corp (RKLB) for $2.7M.
Limited impact on RKLB.
Small size relative to market cap.
ARK bought 18,499 shares of Ionis Pharmaceuticals Inc (IONS) for $1.1M.
Minimal effect on IONS.
Trade size is modest.
ARK sold 27,486 shares of CareDx Inc (CDNA) for $1.27M.
Slight downward pressure on CDNA.
Trade is small but adds to sell pressure.
Market effects
Increased ARK exposure to semiconductors and cloud infrastructure may boost sector sentiment.
U.S. tech and biotech equities see modest rebalancing due to fund activity.
Limited; primarily affects U.S. listed tech and biotech stocks.
Counterpoint
ARK's sell‑off in Roblox could be a short‑term overreaction; the stock may rebound.
Key entities
- PersonCathie Wood
Founder of ARK Investment Management.
- FirmARK Investment Management
Active manager of several thematic ETFs.




