Observed Signal · Oct 18, 2026 · Corporate Update · Source: Rothschild & Co · Impact: 2/5

Growth Equity Update October 2026 - Edition 55

Executive Signal Summary

Rothschild & Co published Edition 55 of its Growth Equity Update, highlighting record-breaking fundraising activity across Europe and the US through the first nine months of 2026. Europe secured $66.9 billion across the period, driven by twelve mega-rounds over $1 billion, including Mistral's $3.5 billion Series E and Nscale's $3.36 billion raise. The report also details the launch and initial deployments of the EU's approximately €5 billion Scale Up Europe Fund managed by EQT.

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High Confidence

The report underscores a major structural shift in European tech financing, driven by sovereign capital initiatives like the Scale Up Europe Fund and massive infrastructure demands for AI compute.

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Key Takeaways & Evidence Grounding

  • European growth raises totaled $28 billion in Q3 2026 and reached $66.9 billion across the first nine months of 2026 (1.9x the 9M 2025 level), featuring twelve $1 billion+ deals compared to just two in 9M 2025.
  • US fundraising reached $67.6 billion in Q3 2026, pushing the year-to-date total to $440 billion (2.7x 9M 2025), with 71% concentrated in AI.
  • The EU's c.€5 billion Scale Up Europe Fund, managed by EQT and launched in June 2026, has backed Mistral ($3.5bn), ICEYE (€450m), The Exploration Company ($450m), Lovable ($400m), and Tandem Health ($100m).
  • UK data centre operator Nscale completed a $3.36 billion convertible loan note round in early September 2026, marking the second-largest growth equity raise in European history behind Mistral's $3.5 billion round.

Connected Companies & Entities

“Published Edition 55 of its Growth Equity Update analyzing global venture and growth capital dynamics as of October 2026.”

“Secured a $3.36 billion convertible loan note round in September 2026 to expand sustainable AI data centres and GPU infrastructure.”

“Completed Europe's largest-ever growth equity raise of $3.5 billion in early September 2026 at a $24 billion valuation.”

Primary Source Grounding & Direct Attribution
Direct Origin Attribution
Primary Reporting: Rothschild & Co•Published: Oct 18, 2026
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