Richard S. Kollender

Companies

• RAPID MICRO BIOSYSTEMS, INC.Board member Jul 14, 2021 to now¹
• INSMED IncBoard member Jan 19, 2011 to Nov 1, 2013²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• RMRAPID MICRO BIOSYSTEMS, INC. RPID133,826 shares³$105.2K at $0.79Jul 24, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jul 24, 2026Exercised options 1,827 shares at $0.75 of RAPID MICRO BIOSYSTEMS, INC.³
• Jul 24, 2026Exercised options 1,681 shares at $0.75 of RAPID MICRO BIOSYSTEMS, INC.³
• May 21, 2026Granted 19,300 shares of RAPID MICRO BIOSYSTEMS, INC.⁴
• May 22, 2025Granted 14,300 shares of RAPID MICRO BIOSYSTEMS, INC.⁵
• Aug 6, 2024Bought 65,000 shares at $0.77 of RAPID MICRO BIOSYSTEMS, INC.⁶
• May 23, 2024Granted 14,300 shares of RAPID MICRO BIOSYSTEMS, INC.⁷
• Oct 5, 2021Returned to company 234,229 shares of CIK 1634432⁸
• Oct 1, 2021Shares withheld for tax 64,791 shares at $2.06 of CIK 1634432⁹