# The maker of ChatGPT closed the largest private funding round in history on March 31, 2026.

*genai · news · 2026-04-21 · Benzinga*

## Key points

- OpenAI's post-money valuation reached $852 billion after closing the largest private funding round ever.
- ARK Venture Fund (ARKVX) gives retail investors OpenAI exposure, with an 11% portfolio allocation.
- Fundrise VCX traded at more than 1,300% premium over net asset value due to supply constraints.
- OpenAI's CFO favors a 2027 IPO, contradicting internal pushes for a Q4 2026 listing.
- Retail investors face restricted liquidity and steep premiums when accessing OpenAI through current vehicles.

**Companies:** OpenAI, Microsoft, SpaceX, ARK Invest
**Countries:** United States

[Read the full story on Benzinga](https://www.benzinga.com/Opinion/26/04/51955778/how-to-own-a-piece-of-openai-now-skipping-the-ipo-line)

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