RAPID MICRO BIOSYSTEMS, INC.

Quarterly Report for period ending 2023-09-30

Quarterly Report for period ending 2023-06-30

Annual Report for period ending 2022-12-31

Quarterly Report for period ending 2023-03-31

Annual Report for period ending 2022-12-31

Quarterly Report for period ending 2022-09-30

Quarterly Report for period ending 2022-06-30

Quarterly Report for period ending 2022-03-31

Annual Report for period ending 2021-12-31

Quarterly Report for period ending 2021-09-30

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Notice of Effectiveness

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

Annual report to security holders

Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)

None

Certification by an exchange approving securities for listing

Notice of Effectiveness

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

T. Rowe Price Investment Management, Inc.: Major Shareholders

WIRTJES SEAN M: Statement of changes in beneficial ownership of securities

VEZINA VICTORIA: Statement of changes in beneficial ownership of securities

Spignesi Robert G. Jr.: Statement of changes in beneficial ownership of securities

Wilson John J. Addington: Statement of changes in beneficial ownership of securities

Spignesi Robert G. Jr.: Statement of changes in beneficial ownership of securities

Wilson John J. Addington: Statement of changes in beneficial ownership of securities

VEZINA VICTORIA: Statement of changes in beneficial ownership of securities

WIRTJES SEAN M: Statement of changes in beneficial ownership of securities

Endeavour Medtech Growth II LP: Major Shareholders

Prospectus filed pursuant to Rule 424(b)(3)

Registration statement for specified transactions by certain issuers

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Prospectus filed pursuant to Rule 424(b)(4)

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

A new registration statement filed under Rule 462(b) to add securities to a prior related effective registration statement filed on Form S-1

General form of registration statement for all companies including face-amount certificate companies

General form of registration statement for all companies including face-amount certificate companies

Draft registration statement submitted by Emerging Growth Company under Securities Act Section 6(e) or by Foreign Private Issuer under Division of Corporation Finance policy

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive proxy statements

Definitive proxy statements

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.