Rapid Micro Biosystems Inc. Class A Common Stock (RPID)

FairStock Score: 30/100 — RISKY

Key Financials

AI Analysis

AI-generated, general educational analysis — not personal investment advice.

I look at Rapid Micro Biosystems as a small life-sciences tool maker selling microbial-contamination detection through its Growth Direct platform. The product and validation services may create switching costs once installed, but the financial record shows no proven moat yet. In fiscal Q2 2026, the quarter ended 2026-06-30, revenue was $8.1M and net income was -$12.9M; fiscal Q1 2026 revenue was $8.0M with net income of -$14.3M. For fiscal 2025, revenue was $33.6M and net income was -$47.1M, following fiscal 2024 revenue of $28.1M and net income of -$46.9M, and fiscal 2023 revenue of $22.5M and net income of -$52.5M. So the top line is moving up, but losses remain enormous relative to sales and have persisted for years. Cash is the crux: trailing free cash flow was -$40.4M, and FairStock's FCF yield is -106.4%. At the $0.79 close on 2026-10-26, FairStock calculates a negative P/E of -0.71 and P/B of 2.24. FairStock's Altman Z-score of -12.59 and Piotroski F-score of 4/9 reinforce balance-sheet and quality concerns, while D/E is 1.32 and ROE is -141.65%. The Lynch screen finds no category because the company lost money in each of the last four years. Growth is real but not yet self-funding. As a Graham-style investor, I see no margin of safety in paying $38M of market value for a business with this burn and no profit record. The stock may be a speculative turnaround, but not a demonstrated value investment.

In plain English: Rapid Micro Biosystems sells equipment and services that help manufacturers detect microbial contamination. Sales are growing, but the company loses much more than it sells, spends more cash than it brings in, and has not made a yearly profit in the last four years. At 79 cents a share, the price looks speculative and not obviously cheap given those losses.

The full AI analysis, bull and bear case and key monitorables are in FairStock Pro.

Data as of 2026-10-26 close · note generated 2026-10-28 · model deepseek-flash

Sources (SEC EDGAR): fiscal Q2 2026 10-Q (period ended 2026-06-30) · fiscal Q1 2026 10-Q (period ended 2026-03-31) · fiscal Q3 2025 10-Q (period ended 2025-09-30) · fiscal Q2 2025 10-Q (period ended 2025-06-30) · FY2025 10-K (period ended 2025-12-31) · FY2024 10-K (period ended 2024-12-31) · FY2023 10-K (period ended 2023-12-31)

Fundamentals from company filings and market-data providers; prices are end-of-day, not real-time. AI-generated analysis is general and educational — not personal investment advice. Scoring methodology · Score test · Disclaimer