Round · Equity Round · Closed

xAI Series E

xAI raised $20 billion in an upsized Series E round. NVIDIA and Cisco Investments took part as strategic investors.

Announced Jan 6, 2026Reviewed Oct 21, 2026Event ID evt_xai_series_e_2026

Series E equity
$20B
Closed · xAI

Amounts

Each number with its type, status and the sentence it comes from

AmountValueStatusSource
Series E equityEquity raised · to xAI
“xAI completed its upsized Series E funding round, exceeding the $15 billion targeted round size, and raised $20 billion.”
$20BClosedxAI ↗

Participants

Amounts per investor are shown only when a source states them

OrganizationRoleTypeNote
xAIIssuerAI lab—
FidelityInvestorAsset managerNamed as Fidelity Management & Research Company
MGXInvestorSovereign—
NVIDIAStrategicChips—

Key terms

Target size
The round was upsized and went past its target size. xAI ↗
“xAI completed its upsized Series E funding round, exceeding the $15 billion targeted round size, and raised $20 billion.”
Named investors
Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX and Baron Capital Group, among other partners. xAI ↗
“Investors participating in the round include Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX and Baron Capital Group, amongst other key partners.”
Strategic investors
NVIDIA and Cisco Investments invested as strategic investors. xAI ↗
“Strategic investors in the round include NVIDIA and Cisco Investments, who continue to support xAI in rapidly scaling our compute infrastructure and buildout of the largest GPU clusters in the world.”

Sources

  1. xAI, “xAI Raises $20B Series E”, Jan 6, 2026 · retrieved Oct 21, 2026

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