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xAI raises $20bn in an upsized Series E

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Source: xAI: Series E

xAI completed a Series E round of $20 billion, above the $15 billion it targeted, with investors including Valor Equity Partners, StepStone, Fidelity, Qatar Investment Authority, MGX and Baron Capital, and NVIDIA and Cisco Investments as strategic investors, to expand its Colossus computing clusters.

Why it matters

xAI entered 2026 with $20bn more for data centres a month before SpaceX acquired it.

When
6 Jan 2026
ID
WTA-N-2026-0151
Who
xAI, NVIDIA, Qatar Investment Authority, MGX

Summary by wheresthe.ai, from xAI. Checked against the source on 9 Oct 2026.

Read the original at xAI

Source copy: download the page as saved on 18 Oct 2026 (PDF). Also held by the Internet Archive.

Next stop on this Storyline: Led toSpaceX acquires xAI

Cite this story

WTA-N-2026-0151: “xAI raises $20bn in an upsized Series E.” wheresthe.ai, 6 Jan 2026. https://wheresthe.ai/d/xai-series-e-20bn-2026-01/ (source: xAI: Series E).

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