Company Insider Tape

Rapid Micro Biosystems Inc insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol RPID Latest filing 24 Jul 2026

Company Read

Net acquisition

RPID has 34 stored insider filings. Acquisitions account for 91.2% of classified filings and disposals account for 8.8%. The largest stored filing is $25.0K from LOWENSTEIN, INESE.

Latest filing 24 Jul 2026most recent stored row
Largest filing $25.0Kreported transaction value
Total filings 34stored transaction rows
Acquisition value $128.7K31 acquisitions
Disposal value $03 disposals
Net value $128.7Kacquisitions minus disposals

Filing cadence

Last 12 active months
May 2026 28
Jul 2026 6

Acquisitions 91.2% · Disposals 8.8%

May 2026 $125.0K
Jul 2026 $3.7K

Executive concentration

By filing count
KOLLENDER, RICHARD S Director · 6 filings
SPIGNESI, ROBERT G. JR. Director, PRESIDENT AND CEO · 5 filings
PEI, MELINDA LITHERLAND Director · 5 filings
LOWENSTEIN, INESE Director · 5 filings
MALLOY, KIRK Director · 5 filings
BAIN, CAPITAL LIFE SCIENCES INVESTORS, LLC 10% Owner · 3 filings
WIRTJES, SEAN M CHIEF FINANCIAL OFFICER · 3 filings
BIKA, DAFNI Director · 2 filings

Market Context

RPID weekly market snapshot

Week 24 Jul 2026
Latest close 1.99 USDstored weekly close
1-week move -3.9%latest weekly bar
13-week move +17.1%medium-term context
Relative Strength -39.3Sharemaestro indicator
Fair value gap +1.7%price vs fair value
Trend signal 0smoothed trend state

Transaction History

Latest insider filings for RPID

Showing 31-34 of 34
Date 21 May 2026
Insider PEI, MELINDA LITHERLANDDirector
Side Acquisition
Shares 38700
Price 0.00
Value 0
Security Stock Option (Right to Buy)
Date 20 May 2026
Insider BAIN, CAPITAL LIFE SCIENCES INVESTORS, LLC10% Owner
Side Acquisition
Shares 1463000
Price -
Value -
Security Series A Warrant (right to buy)
Date 20 May 2026
Insider BAIN, CAPITAL LIFE SCIENCES INVESTORS, LLC10% Owner
Side Acquisition
Shares 1463000
Price -
Value -
Security Pre-Funded Warrant (right to buy)
Date 20 May 2026
Insider BAIN, CAPITAL LIFE SCIENCES INVESTORS, LLC10% Owner
Side Acquisition
Shares 1463000
Price -
Value -
Security Series B Warrant (right to buy)