RPID

Rapid Micro Biosystems Inc

RPID.US rapidmicrobio.com + Research + Basket
CIK 0001380106
Employees 171
Phone 978 349 3200
Fiscal year end December
IPO Jul 15, 2021
Address 25 Hartwell Avenue, Lexington, MA, United States, 02421
0.62
-0.06 (-9.01%)
USD · NASDAQ
52-week range
0.66
4.94
Trading at 0% of the 52-week range
Market Cap
34.71M
P/E Ratio
0.00
Forward P/E
0.00
Book Value
0.36
Div. Yield
N/A
% Institutions
46.87%
% Insiders
10.11%

1 Year

-78.4%

3 Year

-41.0%

10 Year

-97.1%
Description

Rapid Micro Biosystems, Inc., a life sciences technology company, provides products for the detection of microbial contamination in the manufacture of pharmaceutical, biologics, medical devices, and personal care products in the United States, Switzerland, Germany, Japan, and internationally. The company offers Growth Direct platform, which includes growth direct system, proprietary consumables, lab information management system connection software, and customer support and validation services. Its platform automates and modernizes the antiquated, manual microbial quality control (MQC), testing workflows for therapeutic modalities, such as biologics and cell and gene therapies, vaccines, and sterile injectables. The company also provides onsite technical training services. Its solutions are used in environmental monitoring, water, bioburden, and sterility release testing applications. In addition, the company offers RMBNucleus Mold Alarm software; and Growth Direct LIMS connection software. Rapid Micro Biosystems, Inc. was formerly known as Genomic Profiling Systems, Inc. and changed its name to Rapid Micro Biosystems, Inc. The company was incorporated in 2006 and is headquartered in Lexington, Massachusetts.

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People

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Directors & Officers

Name Title Year Born
Mr. Robert G. Spignesi Jr. CEO, President, COO & Director 1970
Mr. Sean M. Wirtjes CPA Chief Financial Officer 1969
Mr. Michael Beaulieu C.F.A. Vice President of Investor Relations & Corporate Communications NA
Mr. James Xu Senior VP of Legal & Secretary NA
Ms. Katherine Atkinson Senior VP of Global Sales & Marketing NA
Ms. Julie Jarvie Senior VP of Human Resources NA
Mr. Chris Robinson Senior Vice President of Operations NA

Insider Trading

Open insider trading
Date Insider Name Title Transaction Type Shares Price Value SEC
Mar 11, 2026 Sean M Wirtjes N/A Sale 7.48K $4.32 $32.31K SEC
Mar 11, 2026 John J Addington Wilson N/A Sale 9.60K $4.32 $41.48K SEC
Mar 10, 2026 Robert G Jr. Spignesi N/A Sale 17.92K $4.11 $73.66K SEC
Feb 20, 2026 John J Addington Wilson N/A Sale 5.40K $3.92 $21.18K SEC
Feb 20, 2026 Sean M Wirtjes N/A Sale 17.25K $3.92 $67.64K SEC
Feb 19, 2026 Robert G Jr. Spignesi N/A Sale 38.33K $3.89 $149.09K SEC
Feb 09, 2026 John J Addington Wilson N/A Sale 4.61K $3.78 $17.43K SEC
Feb 09, 2026 Robert G Jr. Spignesi N/A Sale 12.84K $3.78 $48.54K SEC
Feb 09, 2026 Sean M Wirtjes N/A Sale 6.03K $3.78 $22.78K SEC
Feb 04, 2026 Longitude Capital Partners Ii, N/A Sale 49.00K $3.88 $190.12K SEC
Feb 02, 2026 Longitude Capital Partners Ii, N/A Sale 27.50K $4.25 $116.88K SEC
Jan 30, 2026 Longitude Capital Partners Ii, N/A Sale 46.00K $4.54 $208.84K SEC
Jan 23, 2026 Longitude Capital Partners Ii, N/A Sale 7.74K $4.06 $31.42K SEC
Jul 14, 2025 Robert G Jr. Spignesi N/A Sale 11.88K $3.32 $39.44K SEC
Jul 11, 2025 Robert G Jr. Spignesi N/A Sale 11.87K $3.33 $39.54K SEC
Jul 10, 2025 Robert G Jr. Spignesi N/A Sale 11.62K $3.40 $39.50K SEC
Jul 09, 2025 Robert G Jr. Spignesi N/A Sale 11.25K $3.51 $39.48K SEC
Jul 08, 2025 Robert G Jr. Spignesi N/A Sale 10.82K $3.51 $37.99K SEC

Shareholders

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Institutional Holders

Holder Name Shares Date Reported % Out Value % Change
Bain Capital Life Sciences Investors, LLC 8.43M Jun 30, 2026 16.82% $0.87 0.00%
Armistice Capital, LLC 3.33M Jun 30, 2026 6.63% $0.07 0.00%
ABG-WTT Global Life Science Capital Partners GP Ltd 1.85M Jun 30, 2026 3.68% $37.39 0.00%
Vanguard Capital Management, LLC 982.03K Jun 30, 2026 1.96% $0.00 -0.05%
Evernest Financial Advisors LLC 506.00K Jun 30, 2026 1.01% $0.18 16.99%
Advent International LP 379.79K Jun 30, 2026 0.76% $0.00 -31.24%
Essex Investment Management Company, LLC 362.70K Jun 30, 2026 0.72% $0.08 -58.97%
Millennium Management LLC 236.60K Jun 30, 2026 0.47% $0.00 -16.48%
Geode Capital Management, LLC 228.04K Jun 30, 2026 0.45% $0.00 -7.74%
Renaissance Technologies Corp 212.10K Jun 30, 2026 0.42% $0.00 67.51%
BlackRock Inc 189.83K Jun 30, 2026 0.38% $0.00 20.73%
Legato Capital Management LLC 119.53K Jun 30, 2026 0.24% $0.02 -56.52%
Vanguard Fiduciary Trust Co 110.48K Jun 30, 2026 0.22% $0.00 0.70%
Dimensional Fund Advisors, Inc. 104.19K Jun 30, 2026 0.21% $0.00 18.96%
State Street Corp 93.87K Jun 30, 2026 0.19% $0.00 0.00%
XTX Topco Ltd 79.73K Jun 30, 2026 0.16% $0.00 30.55%
SEI Investments Co 66.87K Jun 30, 2026 0.13% $0.00 -76.52%
Northern Trust Corp 42.11K Jun 30, 2026 0.08% $0.00 -12.79%
Algert Global LLC 38.31K Jun 30, 2026 0.08% $0.00 65.25%
Morgan Stanley - Brokerage Accounts 27.59K Jun 30, 2026 0.06% $0.00 -5.55%

Fund Holdings

Rank Holder Name Shares Held % of Shares Change Date Reported
1 Vanguard MStar Total Stk Mkt Idx Invest 750.98K 1.50% ▲ 0.00% Sep 30, 2026
2 iShares Micro-Cap ETF 113.44K 0.23% ▲ 0.00% Oct 29, 2026
3 Fidelity Extended Market Index 111.84K 0.22% ▲ 8.18% Aug 31, 2026
4 Fidelity Total Market Index 31.53K 0.06% ▲ 0.00% Aug 31, 2026
5 Fidelity Nasdaq Composite Index 29.49K 0.06% ▲ 0.00% Aug 31, 2026
6 Fidelity Series Total Market Index 28.73K 0.06% ▲ 0.00% Aug 31, 2026
7 DFA US Micro Cap I 14.36K 0.03% ▲ 0.00% Aug 31, 2026
8 Vanguard U.S. Eq Idx £ Acc 11.63K 0.02% ▲ 0.00% Sep 30, 2026
9 Dimensional US Small Cap ETF 11.57K 0.02% ▲ 0.00% Oct 02, 2026
10 Dimensional Global Core Equity USD Acc 8.67K 0.02% ▲ 0.00% Aug 31, 2026

Financial Highlights

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Market Cap: $34.71M
EBITDA: $-47.08M
PEG Ratio: $0.00
Book Value: $0.36
Earnings/Share: $-1.11
Profit Margin: -145.55%
Operating Margin: -152.99%
ROA (TTM): -46.40%
ROE (TTM): -141.65%
Revenue (TTM): $35.18M
Revenue/Share (TTM): $0.76
Earnings Growth (YOY): 0.00%
Revenue Growth (YOY): 10.90%

Valuation Metrics

Enterprise Value: $38.83M
Trailing P/E: 0.00
Forward P/E: 0.00

Shares Statistics

Shares Outstanding: 45.66M
Shares Float: 23.91M
% Insiders: 10.11%
% Institutions: 46.87%
Shares Short: 888.58K
Shares Short (Prior Month): 853.97K
Short Ratio: 2.90
Short % Float: 2.87%

Stock Price History

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1 Year Price History

3 Years Price History

10 Years Price History

Max Price History

Financial Charts

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Open balance sheet Open capital intensity Download Financials (Excel)

Revenue, Net Income & Operating Cash Flow (Yearly)

Change % vs Prior Year

Revenue, Net Income & Operating Cash Flow (Quarterly)

Change % vs Prior Quarter

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Income Statement Waterfall

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Open full waterfall Open balance sheet
Line Item
Step Type
Value
Revenue
adjust
$33.59M
Cost of Goods Sold
adjust
$-25.98M
Gross Profit
subtotal
$7.61M
SG&A
adjust
$-22.75M
R&D
adjust
$-13.60M
Other Operating Expense
adjust
$-18.64M
Operating Income
subtotal
$-47.39M
Other / Non-Operating Items
adjust
$269.00K
Net Income
subtotal
$-47.12M

Earnings Per Share (EPS) History

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Financial Ratios

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📦 Raw API Data (JSON Explorer)

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