# Ark Invest increased its stake in Circle by acquiring 41,904 shares across ARKF, ARKK, and ARKW, worth about $5.5 million at the last close of $131.76.

*semiconductor · news · 2026-05-12 · Benzinga*

## Key points

- Ark Invest sold nearly $48.4 million worth of AMD stock in the past week.
- Ark purchased a combined $15.5 million of Tempus AI stock over two days.
- Ark increased its Circle holdings by acquiring 41,904 shares worth about $5.5 million.
- Circle's USDC onchain transaction volume surged 263% year-over-year to $21.5 trillion.

**Companies:** AMD, Tempus AI, Circle, Rocket Lab
**Countries:** United States

[Read the full story on Benzinga](https://www.benzinga.com/news/26/05/52474906/ark-invest-sells-amd-buys-tempus-ai-circle)

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