# IBM shares slipped 6% in extended trading on Wednesday.

*genai · news · 2026-04-22 · CNBC*

## Key points

- IBM shares fell 6% after exceeding expectations but maintaining its full-year guidance.
- IBM's infrastructure revenue rose 15%, driven by a 51% increase in Z mainframe hardware sales.
- In mid-March, IBM finalized its $11 billion acquisition of Confluent, a data streaming company.
- AI model builder Anthropic's statements led to a 13% single-day drop in IBM's stock in February.

**Companies:** IBM
**Countries:** United States

[Read the full story on CNBC](https://www.cnbc.com/2026/04/22/ibm-q1-earnings-report-2026.html)

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