Horizon Quantum (dMY Squared) — Quantum Software

Quantum software infrastructure bridging classical and quantum computing — a developer-focused, hardware-agnostic platform that makes quantum programming resemble conventional software development, working across quantum systems regardless of modality or vendor.

Horizon Quantum (dMY Squared) — Quantum Software

Deal facts

ItemDetail
Announced / ClosedSep 9, 2025 / Mar 19, 2026
Pre-Money Equity Value$500M
Post-Money Market Cap$610M
PIPE$110M+ anchored by IonQ and Dell; ~$118M expected to the balance sheet
Entry Valuation$546M EV vs. public quantum peers at $1.15–$1.38B

Sponser value-add

  • Sourced the majority of the PIPE, exceeding the original target by >120%
  • Quantum-market precedent from the IonQ de-SPAC created investor credibility
  • Deep tech-transaction experience to expand commercial relationships

Outcome

A scarce pure-play quantum-software infrastructure company benefiting from its niche focus. Key upside: becoming a critical software layer within the broader quantum ecosystem, converting technical progress, strategic partnerships, and platform demand into commercial revenue.

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