RAPID MICRO BIOSYSTEMS, INC. (RPID)
Data as of , from SEC Form 4 filings.
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About RAPID MICRO BIOSYSTEMS, INC. (RPID)
The SEC lists RAPID MICRO BIOSYSTEMS, INC. under CIK 0001380106, in laboratory analytical instruments. It is grouped with Health Care companies on this site.
RPID Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Option exercise | 6 | 9,820 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
RPID insider transactions (Form 4)
6635 Form 4 filings on record, the earliest from Nov 28, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Richard S. Kollender - Director | Option exercise | Class A Common Stock | 1,681 | $0.75 | $1K | |
| Richard S. Kollender - Director | Option exercise | Class A Common Stock | 1,827 | $0.75 | $1K | |
| Richard S. Kollender - Director | Option exercise | Stock Option (Right to Buy) | 1,681 | $0.00 | - | |
| Richard S. Kollender - Director | Option exercise | Stock Option (Right to Buy) | 1,827 | $0.00 | - | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Class A Common Stock | 1,402 | $0.75 | $1K | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Stock Option (Right to Buy) | 1,402 | $0.00 | - | |
 Inese Lowenstein - Director | Grant or award | Class A Common Stock | 12,787 | $1.96 | $25K | |
| Inese Lowenstein - Director | Grant or award | Series A Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| Inese Lowenstein - Director | Grant or award | Series B Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| ||||||
| Melinda Litherland Pei - Director | Grant or award | Class A Common Stock | 12,787 | $1.96 | $25K | |
| Melinda Litherland Pei - Director | Grant or award | Series A Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| Melinda Litherland Pei - Director | Grant or award | Series B Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| ||||||
| Kirk Malloy - Director | Grant or award | Class A Common Stock | 12,787 | $1.96 | $25K | |
| Kirk Malloy - Director | Grant or award | Series A Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| Kirk Malloy - Director | Grant or award | Series B Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| ||||||
| Sean M. Wirtjes - Officer | Grant or award | Class A Common Stock | 12,787 | $1.96 | $25K | |
| Sean M. Wirtjes - Officer | Grant or award | Series A Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| Sean M. Wirtjes - Officer | Grant or award | Series B Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| ||||||
| Robert G. Spignesi Jr. - Officer | Grant or award | Class A Common Stock | 12,787 | $1.96 | $25K | |
| Robert G. Spignesi Jr. - Officer | Grant or award | Series A Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| Robert G. Spignesi Jr. - Officer | Grant or award | Series B Warrant (right to buy) | 12,787 | $0.00 footnote F1 | - | |
| ||||||
| Kirk Malloy - Director | Grant or award | Class A Common Stock | 19,300 footnote F1 | $0.00 | - | |
| Kirk Malloy - Director | Grant or award | Stock Option (Right to Buy) | 38,700 | $0.00 | - | |
| ||||||
| Inese Lowenstein - Director | Grant or award | Class A Common Stock | 19,300 footnote F1 | $0.00 | - | |
| Inese Lowenstein - Director | Grant or award | Stock Option (Right to Buy) | 38,700 | $0.00 | - | |
| ||||||
| Melinda Litherland Pei - Director | Grant or award | Class A Common Stock | 19,300 footnote F1 | $0.00 | - | |
| Melinda Litherland Pei - Director | Grant or award | Stock Option (Right to Buy) | 38,700 | $0.00 | - | |
| ||||||
| Richard S. Kollender - Director | Grant or award | Class A Common Stock | 19,300 footnote F1 | $0.00 | - | |
| Richard S. Kollender - Director | Grant or award | Stock Option (Right to Buy) | 38,700 | $0.00 | - | |
| ||||||
| Dafni Bika - Director | Grant or award | Class A Common Stock | 19,300 footnote F1 | $0.00 | - | |
| Dafni Bika - Director | Grant or award | Stock Option (Right to Buy) | 38,700 | $0.00 | - | |
| ||||||
| Bain Capital Life Sciences Investors, LLC | Open-market purchase | Pre-Funded Warrant (right to buy) | 1,463,000 | - footnote F1 | - | |
| Bain Capital Life Sciences Investors, LLC | Open-market purchase | Series A Warrant (right to buy) | 1,463,000 | - footnote F1 | - | |
| Bain Capital Life Sciences Investors, LLC | Open-market purchase | Series B Warrant (right to buy) | 1,463,000 | - footnote F1 | - | |
| ||||||
| John J. Addington Wilson - Officer | Open-market sale | Class A Common Stock | 9,603 footnote F1 | $4.32 | $41K | |
| ||||||
| Sean M. Wirtjes - Officer | Open-market sale | Class A Common Stock | 7,480 footnote F1 | $4.32 | $32K | |
| ||||||
| Robert G. Spignesi Jr. - Officer | Open-market sale | Class A Common Stock | 17,922 footnote F1 | $4.11 | $74K | |
| ||||||
| Natale S. Ricciardi - Director | Option exercise | Class A Common Stock | 842 | $0.75 | $632 | |
| Natale S. Ricciardi - Director | Option exercise | Stock Option (Right to Buy) | 842 | $0.75 | $632 | |
| John J. Addington Wilson - Officer | Open-market sale | Class A Common Stock | 5,403 footnote F1 | $3.92 | $21K | |
| ||||||
| Sean M. Wirtjes - Officer | Open-market sale | Class A Common Stock | 17,254 footnote F1 | $3.92 | $68K | |
| ||||||
| Robert G. Spignesi Jr. - Officer | Open-market sale | Class A Common Stock | 38,327 footnote F1 | $3.89 | $149K | |
| ||||||
| John J. Addington Wilson - Officer | Grant or award | Class A Common Stock | 74,000 footnote F1 | $0.00 | - | |
| John J. Addington Wilson - Officer | Grant or award | Stock Option (Right to Buy) | 147,000 | $0.00 | - | |
| ||||||
| Sean M. Wirtjes - Officer | Grant or award | Class A Common Stock | 97,000 footnote F1 | $0.00 | - | |
| Sean M. Wirtjes - Officer | Grant or award | Stock Option (Right to Buy) | 193,000 | $0.00 | - | |
| ||||||
| Robert G. Spignesi Jr. - Officer | Grant or award | Class A Common Stock | 264,000 footnote F1 | $0.00 | - | |
| Robert G. Spignesi Jr. - Officer | Grant or award | Stock Option (Right to Buy) | 528,000 | $0.00 | - | |
| ||||||
| John J. Addington Wilson - Officer | Open-market sale | Class A Common Stock | 4,610 footnote F1 | $3.78 | $17K | |
| ||||||
| Sean M. Wirtjes - Officer | Open-market sale | Class A Common Stock | 6,027 footnote F1 | $3.78 | $23K | |
| ||||||
| Robert G. Spignesi Jr. - Officer | Open-market sale | Class A Common Stock | 12,840 footnote F1 | $3.78 | $49K | |
| ||||||
| Longitude Capital Partners II, LLC | Open-market sale | Class A Common Stock | 49,000 | $3.88 | $190K | |
| Longitude Capital Partners II, LLC | Other | Class A Common Stock | 629,032 | $0.05 | $31K | |
| Longitude Capital Partners II, LLC | Open-market sale | Class A Common Stock | 7,739 | $4.06 | $31K | |
| Longitude Capital Partners II, LLC | Open-market sale | Class A Common Stock | 46,000 | $4.54 | $209K | |
| Longitude Capital Partners II, LLC | Open-market sale | Class A Common Stock | 27,500 | $4.25 | $117K | |
| Longitude Capital Partners II, LLC | Open-market sale | Class A Common Stock | 27,500 | $4.24 | $117K | |
| Longitude Capital Partners II, LLC | Other | Class A Common Stock | 500,000 | $0.00 | - | |
| Longitude Capital Partners II, LLC | Other | Class A Common Stock | 129,032 | $0.00 | - | |
| Kirk Malloy - Director | Gift | Class A Common Stock | 40,000 | $0.00 | - | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Stock Option (Right to Buy) | 3,400 | $0.00 | - | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Stock Option (Right to Buy) | 7,833 | $0.00 | - | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Class A Common Stock | 3,400 | $0.75 | $3K | |
| Robert G. Spignesi Jr. - Officer | Option exercise | Class A Common Stock | 7,833 | $0.75 | $6K | |
| Robert G. Spignesi Jr. - Officer | Tax withholding / forfeiture | Class A Common Stock | 2,072 footnote F1 | $3.08 | $6K | |
| Robert G. Spignesi Jr. - Officer | Tax withholding / forfeiture | Class A Common Stock | 4,774 footnote F2 | $3.08 | $15K | |
| ||||||
Item 2.02, 9.01
Item 5.07
Item 1.01, 9.01
Item 2.02, 9.01
Recent RPID Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR | |
| - | - | - | - |
RPID insider trading FAQ
What is the latest insider trade for RPID?
RAPID MICRO BIOSYSTEMS, INC. (RPID) had 2 insider filings in the last 90 days, with the most recent on 2026-07-24. The full record for RPID runs to 35 Form 4 filings, the earliest from 2024-11-28. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying RPID stock?
No insider purchases of RPID were filed in the last 90 days. 7 purchases are on record for this company.
How many insiders are selling RPID stock?
No insider sales of RPID were filed in the last 90 days. 19 sales are on record for this company.
Where can I see RPID SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects RPID Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Richard S. Kollender view on EDGAR
- - Robert G. Spignesi Jr. view on EDGAR
- - Inese Lowenstein view on EDGAR
- - Melinda Litherland Pei view on EDGAR
- - Kirk Malloy view on EDGAR
- - Sean M. Wirtjes view on EDGAR
- - Robert G. Spignesi Jr. view on EDGAR
- - Kirk Malloy view on EDGAR
- - Inese Lowenstein view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where RPID's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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