---
schema_version: "secwatch.filing_event.v1"
accession: "0001380106-25-000099"
form_type: "8-K"
ticker: "RPID"
cik: "0001380106"
company_name: "RAPID MICRO BIOSYSTEMS, INC."
filed_at: "2025-05-09T23:59:59+00:00"
generated_at: "2026-05-22T01:28:59.415539+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Rapid Micro Q1 revenue $7.2M (+28% YoY), gross margin turns positive 6%, net loss narrows to $11.3M

## Summary
- Product revenue $4.1M (+10%), service revenue $3.1M (+64%) driven by record validation activity; 3 new Growth Direct placements.
- Gross margin improved to 6% from -27% in Q1 2024; total operating expenses down 5% to $12.1M.
- Net loss per share $0.26 vs $0.31; cash & equivalents $42M with no debt outstanding.
- Global distribution agreement with MilliporeSigma (Merck KGaA) announced; joint training and planning underway.
- FY2025 guidance reaffirmed: total revenue at least $32M with 21-25 system placements.

## SEC filing metadata
- accession: 0001380106-25-000099
- form_type: 8-K
- ticker: RPID
- cik: 0001380106
- company_name: RAPID MICRO BIOSYSTEMS, INC.
- filed_at: 2025-05-09T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1380106/000138010625000099/0001380106-25-000099-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1380106/000138010625000099/rpid-20250509.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001380106-25-000099
- JSON: https://secwatch.observer/filing/0001380106-25-000099.json
- Plain text: https://secwatch.observer/filing/0001380106-25-000099.txt

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