Summary
Updated Aug 31, 2026
Richard S. Kollender is Director of RAPID MICRO BIOSYSTEMS, INC. (RPID). 2 SEC Form 4 filings on record, most recently on 24 July 2026.
Recent Transactions
3Every recent SEC Form 4 transaction Richard S. Kollender has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Richard S. Kollender files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Longitude Capital Partners II, LLC - $664K of RPID open-market activity in the last 12 months
- Robert G. Spignesi Jr. - $271K of RPID open-market activity in the last 12 months
- Sean M. Wirtjes - $123K of RPID open-market activity in the last 12 months
- John J. Addington Wilson - $80K of RPID open-market activity in the last 12 months
- Bain Capital Life Sciences Investors, LLC - of RPID open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Richard S. Kollender?
Richard S. Kollender is a corporate insider, tracked as Director of RAPID MICRO BIOSYSTEMS, INC. (RPID). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Richard S. Kollender submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Richard S. Kollender's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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