# Berkshire exited its entire position of about 5 million shares in UnitedHealth.

*genai · news · 2026-05-18 · Benzinga*

## Key points

- Berkshire Hathaway exited its entire UnitedHealth stake of about 5 million shares in Q1 2026.
- Greg Abel is overseeing a major Berkshire portfolio realignment since becoming CEO in January.
- UnitedHealth is tracking Optum employees' daily AI tool usage as a metric of AI adoption.
- UnitedHealth has deployed over 1,000 AI use cases, reportedly saving over 15 million calls.

**Companies:** Berkshire Hathaway, UnitedHealth Group
**Countries:** United States

[Read the full story on Benzinga](https://www.benzinga.com/trading-ideas/movers/26/05/52632603/why-is-unitedhealth-stock-trading-lower-on-monday)

---

Canonical: https://newsio.io/n/38656661-f8d4-4852-9ed3-49e6463beeb2/berkshire-exited-its-entire-position-of-about-5-million-shares-in-unitedhealth-t
Summarized by Newsio from Benzinga. https://newsio.io/how-it-works