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QSI vs HQ: Which Quantum Stock Is Better? Quantum-Si (Quantum Biology) vs Horizon Quantum (Quantum Software) — live market, SEC financial and quantum-hardware data side by side.
HQ is the larger company at $1.43B market cap, about 7.1× the size of QSI ($201.23M).
On cash runway — the metric that decides who needs to raise money first — HQ is stronger (91mo vs 24mo).
Metric QSI Quantum-Si HQ Horizon Quantum Market Price $0.9241 $27.76 Market Cap $201.23M $1.43B 1Y Return -51.4% — 52W High $3.10 $45.00 52W Low $0.69 $8.29 Financials Revenue (latest FY) $2.44M — Revenue YoY -20.3% — Net Income $-101,339,000 — Cash & Equivalents $190.40M $96.60M Cash Runway 24mo 91mo Risk Going Concern Flag No No ATM Offerings (dilution) 29 3 Daily Short Vol % 38.8% 63.5% Beta (1Y vs SPY) 1.35 0.71 Government & Research Federal Awards Total $30.30M — Academic Citations — — Patents — — Quantum Technology Physical Qubits — — Qubit Modality — Software-Defined (Hardware-Agnostic) 2Q Gate Fidelity — — Cloud Platforms — Triple Alpha IDE (own platform), Rigetti Novera QPU testbed (Singapore HQ) Roadmap Target Proteus commercial launch late 2026 (18+ amino acids, ~1,000× throughput); 20 of 20 amino acids by 2027 Triple Alpha testbed access for developers 2026; full-stack enterprise quantum application platform 2026–2027 Company Founded 2017 2018 Headquarters Guilford, CT Singapore Employees — —
QSI vs HQ FAQ Is QSI or HQ the bigger company?
HQ is larger, with a market cap of $1.43B versus $201.23M for QSI.
Which has the longer cash runway, QSI or HQ?
QSI's cash runway is 24mo and HQ's is 91mo (current cash ÷ trailing-twelve-month operating burn; "CF+" means cash-flow positive).
What technology do QSI and HQ use?
Quantum-Si (QSI): Quantum Biology. Horizon Quantum (HQ): Software-Defined (Hardware-Agnostic). Qubit counts are not directly comparable across different modalities.
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