Rapid Micro Biosystems
Automates microbial quality-control workflows for pharmaceutical, medical-device, and personal-care manufacturing.
Something off on this page? Send us feedback.
Profile
Growth Direct automates microbial quality-control workflows for pharmaceutical, medical-device, and personal-care manufacturers. The platform is sold with proprietary consumables, software, and related services from a Massachusetts base.
Growth Direct is an automated microbial quality-control platform for pharmaceutical, medical-device, and personal-care manufacturing. It detects and quantifies microbial growth by combining sensitive-camera imaging with the cells’ natural autofluorescence, automating manual quality-control workflows. The company sells Growth Direct systems, proprietary consumables, LIMS-connection and other software, and related services.
Headquartered in Lexington, Massachusetts, with U.S. manufacturing in Lowell, it supports manufacturers that need microbial analysis in quality control. Operations have been funded by product and service revenue, equity financing, and borrowing, while the company has reported recurring losses and operating cash outflows since inception.
Company facts
Categories
Key statistics
Year to date −50.0% · Average volume (30d) 216.9K
Analysts
Ratings
Target range
Latest analyst notes
| Date | Firm | Action | Rating | Target |
|---|---|---|---|---|
| May 22, 2026 | Lake Street | Reiterate | Buy | $7 |
Earnings
EPS
Revenue
History
| Report date | EPS est | EPS | Surprise | Revenue est | Revenue | Surprise | Next session |
|---|---|---|---|---|---|---|---|
| Aug 7, 2026Q2 FY26 | −$0.24 | −$0.27 | −11.0% | $7.9M | $8.1M | +2.3% | −16.83% |
| May 13, 2026Q1 FY26 | −$0.25 | −$0.31 | −24.0% | $7.6M | $8.0M | +5.3% | −6.45% |
| Mar 12, 2026Q4 FY25 | −$0.23 | −$0.28 | −21.7% | $11.4M | $11.3M | −0.6% | −17.49% |
| Nov 7, 2025Q3 FY25 | −$0.26 | −$0.26 | 0.0% | $10.9M | $7.8M | −28.3% | +4.52% |
Financial highlights
| 12 quarters | Q1 FY25 | Q2 FY25 | Q3 FY25 | Q4 FY25 | Q1 FY26 | Q2 FY26 | |
|---|---|---|---|---|---|---|---|
| Revenue | $7.2M | $7.3M | $7.8M | $11.3M | $8.0M | $8.1M | |
| Gross profit | $404.0K | $1.9M | $2.3M | −$329.0K | $371.0K | $1.2M | |
| Operating income | −$11.7M | −$12.1M | −$11.4M | −$12.2M | −$13.9M | −$12.3M | |
| Net income | −$11.3M | −$11.9M | −$11.5M | −$12.5M | −$14.3M | −$12.9M | |
| Diluted EPS | −$0.26 | −$0.27 | −$0.25 | −$0.28 | −$0.31 | −$0.27 | |
| Gross margin | 5.6% | 26.8% | 29.0% | -2.9% | 4.6% | 15.0% | |
| Operating margin | -161.8% | -167.3% | -145.1% | -108.2% | -173.1% | -153.0% |
Fiscal years (4-quarter sums)FY21 $23.2M · FY22 $17.1M · FY23 $22.5M · FY24 $28.1M · FY25 $33.6M
Revenue by product · Q2 FY26
Revenue by geography · Q2 FY26
Balance sheet, Jun 30, 2026Cash & short-term investments $19.8M · Total debt $23.5M · Total assets $58.5M · Shareholders' equity $17.7M
Dividends
No dividends on record.
Ownership
Shares outstanding 45.32M · Float 26.44M · 58.3% free float
Top shareholders13F · 13D/G · Form 4
| Holder | Shares | % outstanding | Form | Filed |
|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 8.43M | 18.61% | 13F | May 15, 2026 |
| Longitude Capital Partners II, LLC | 3.53M | 8.60% | 13G | May 15, 2026 |
| Armistice Capital, LLC | 3.33M | 7.29% | 13G | Aug 14, 2026 |
| Endeavour Medtech Growth II LP | 2.26M | 5.70% | 13G | Feb 13, 2026 |
| Abg-WTT Global Life Science Capital Partners GP Ltd | 1.85M | 4.08% | 13F | May 18, 2026 |
Insider tradesForm 4
| Date | Insider | Role | Shares | Avg price |
|---|---|---|---|---|
| May 20, 2026 | Bain Capital Life Sciences Investors, LLC | 10 percent owner | +4,389,000 | $1.44 |
| Mar 10, 2026 | Robert G. Jr. Spignesi | director, officer: PRESIDENT AND CEO | −17,922 | $4.11 |
| Mar 11, 2026 | Sean M. Wirtjes | officer: CHIEF FINANCIAL OFFICER | −7,480 | $4.32 |
| Mar 11, 2026 | John J. Addington Wilson | officer: CHIEF OPERATING OFFICER | −9,603 | $4.32 |
| Feb 19, 2026 | Robert G. Jr. Spignesi | director, officer: PRESIDENT AND CEO | −38,327 | $3.89 |
Peers
- Charles River Laboratories
Rapid microbial detection for pharmaceutical and personal-care QC
CompareAfter-hours close
| Company | Price | Change | |||||
|---|---|---|---|---|---|---|---|
| Rapid Micro Biosystems | $1.57 | 0.00% | $71.2M | — | — | 2.0 | +10.9% |
| Charles River Laboratories | $291.50 | +0.04% | $14.04B | — | 23.7 | 3.5 | −2.7% |
| Median | — | 23.7 | 3.5 | −2.7% |



