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Arm Holdings vs xAI — IPO & Funding Comparison

Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.

● Data current Last verified: Jul 18, 2026
Metric Arm Holdings xAI
Valuation~$54B$120.0B
Total Funding$4.2B (SoftBank acquisition)$18B
IPO StatusPublicPublic
SectorSemiconductorsArtificial Intelligence
StagePublicSeries D
HeadquartersCambridge, UKPalo Alto, CA
CEORene HaasElon Musk
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Arm Holdings

Semiconductor IP company designing the processor architecture in 99% of smartphones. Listed on Nasdaq (ARM) September 14, 2023 at $51/share, raising $4.87B at a ~$54B opening valuation. Backed by SoftBank.

IndustrySemiconductors
StagePublic
IPO StatusPublic
Valuation~$54B
Total Funding$4.2B (SoftBank acquisition)
HeadquartersCambridge, UK

xAI

Elon Musk AI company building Grok chatbot and Memphis supercomputer. $12B raised. Massive search volume for xAI IPO. Major AI chatbot player.

IndustryArtificial Intelligence
StageSeries D
IPO StatusPublic
Valuation$120.0B
Total Funding$18B
HeadquartersPalo Alto, CA

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Frequently Asked Questions

What is the Arm Holdings vs xAI valuation in 2026? +

Arm Holdings is valued at ~$54B. xAI is valued at $120.0B. Both figures are based on the most recent funding rounds tracked by TechStackIPO.

Which is more likely to IPO first — Arm Holdings or xAI? +

Arm Holdings filed an S-1 in August 2023 and is actively in the IPO pipeline. xAI is currently already public. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.

How much has each company raised in total funding? +

Arm Holdings has raised $4.2B (SoftBank acquisition). xAI has raised $18B.

Are Arm Holdings and xAI in the same sector? +

Arm Holdings operates in Semiconductors, while xAI operates in Artificial Intelligence.

What are the key differences between Arm Holdings and xAI as investments? +

Arm Holdings is a Semiconductors company valued at ~$54B with $4.2B (SoftBank acquisition) raised. xAI is a Artificial Intelligence company valued at $120.0B with $18B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor access options.

How can I invest in Arm Holdings or xAI before their IPO? +

Accredited investors can access pre-IPO shares in Arm Holdings and xAI through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.

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