Rapid Micro Biosystems, Inc. Class A Common Stock

RPID US75340L1044

💰
Capitalization
Small-cap

Rapid Micro Biosystems Inc is an life sciences technology company providing mission critical automation solutions to facilitate the efficient manufacturing and fast, safe release of healthcare products such as biologics, vaccines, cell and gene therapies, and sterile injectables. The company's flagship Growth Direct platform automates and modernizes the antiquated, manual microbial quality control (MQC) testing workflows used in the pharmaceutical manufacturing operations across the globe. It derives revenue from development, manufacturing, marketing and selling Systems and related LIMS connection software, consumables and services.

Annual Performance 1
2021 2022 2023 2024 2025
-50% -90% -39% -1% 5%
Annual Insiders Turnover, USD 2

1 annual and historical performance metrics are recalculated on a daily basis;
2 represents the total value of insider transactions (both buying and selling);

Insider Activity
📊
Transactions
13
🙍
Insiders
5
Person Price Shares Total Published Completed
Spignesi Robert G. Jr.
CEO
3.32
USD
11,881
Sold
39,481
USD
11/07/2025 14/07/2025
Spignesi Robert G. Jr.
CEO
3.33
USD
11,874
Sold
39,499
USD
11/07/2025 11/07/2025
Spignesi Robert G. Jr.
CEO
3.40
USD
11,617
Sold
39,475
USD
08/07/2025 10/07/2025
Spignesi Robert G. Jr.
CEO
3.51
USD
11,247
Sold
39,480
USD
08/07/2025 09/07/2025
Spignesi Robert G. Jr.
CEO
3.51
USD
10,824
Sold
38,021
USD
08/07/2025 08/07/2025
Pei Melinda Litherland
1.04
USD
9,120
Bought
9,484
USD
03/12/2024 05/12/2024
Pei Melinda Litherland
1.00
USD
10,880
Bought
10,880
USD
03/12/2024 03/12/2024
Pei Melinda Litherland
1.05
USD
19,892
Bought
20,887
USD
26/11/2024 27/11/2024
Pei Melinda Litherland
1.04
USD
108
Bought
112
USD
26/11/2024 26/11/2024
Malloy Kirk
0.91
USD
50,000
Bought
45,335
USD
08/08/2024 08/08/2024

Integrated EOD Stock Data and Insider Transactions Chart

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The visibility of insider buy and sell transactions on this chart should not be the sole factor in your decision to buy or sell a particular stock. Always consider the following dynamic reports for a broader understanding of stock market activities:

 

Historical Performance
1M 3M 6M 1Y 3Y 5Y All Time
12% 51% 5% 5% 0% 0% -95%
Last 52W Low 52W High All-Time Low All-Time High β
3.34 1.98 4.34 1.98 4.34
Company Insiders
Person / Entity Transactions Turnover, USD Average, USD First Last
Spignesi Robert G. Jr. 6 234,355.79 39,059.30 06/08/2024 14/07/2025
Kollender Richard S 1 50,128.00 50,128.00 06/08/2024 06/08/2024
Malloy Kirk 1 45,335.00 45,335.00 08/08/2024 08/08/2024
Pei Melinda Litherland 4 41,362.81 10,340.70 26/11/2024 05/12/2024
Wirtjes Sean M 1 7,800.00 7,800.00 07/08/2024 07/08/2024

Insiders marked in yellow represent long-term insiders. These are individuals who have engaged in transactions for over 3 years and have conducted at least 10 transactions or reached a cumulative turnover of $1M USD. When examining transaction clusters, we prioritize those conducted by long-term insiders for analysis.

Stock Advanced Metrics
Delta Correlation subscribe 🔒
Upper Bound of Standardized Transaction Amount (ubsta), USD 4 subscribe 🔒

4 represents the maximum expected transaction amount for a company's insiders, calculated based on historical data. It provides insight into the typical range of insider transaction amounts and helps in identifying unusually large transactions.

5 a proprietary metric reflecting the consistency of insider trading behavior within a company. A higher discipline index suggests more regular and predictable insider transactions.