---
schema_version: "secwatch.filing_event.v1"
accession: "0001816431-25-000011"
form_type: "8-K"
ticker: "QSI"
cik: "0001816431"
company_name: "Quantum-Si Inc"
filed_at: "2025-03-03T23:59:59+00:00"
generated_at: "2026-05-25T20:13:07.461716+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Quantum-Si Q4 revenue $1.2M, full year $3.1M (+183% YoY); raises $86M, extends cash runway to H2 2027

## Summary
- Revenue $1.2M Q4 2024, $3.1M full year 2024 (+183% YoY). Gross margin 51% Q4, 52% FY.
- Net loss $33.1M Q4 vs $22.0M prior year; FY net loss $101.0M vs $96.0M prior year.
- Raised over $86M in capital between Q4 2024 and early 2025, extending cash runway into H2 2027.
- Launched Platinum Pro instrument in Jan 2025; v4 Sequencing Kit on track for Q3 2025 launch.
- Restructuring program in Q4 2024 to streamline resources; adjusted operating expenses flat YoY at ~$99M.

## SEC filing metadata
- accession: 0001816431-25-000011
- form_type: 8-K
- ticker: QSI
- cik: 0001816431
- company_name: Quantum-Si Inc
- filed_at: 2025-03-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1816431/000181643125000011/0001816431-25-000011-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1816431/000181643125000011/qsi-20250303.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001816431-25-000011
- JSON: https://secwatch.observer/filing/0001816431-25-000011.json
- Plain text: https://secwatch.observer/filing/0001816431-25-000011.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.