Robert G. Spignesi Jr.

Companies

• RAPID MICRO BIOSYSTEMS, INC.Board member Jul 14, 2021 to now¹
• RAPID MICRO BIOSYSTEMS, INC.Chief executive officer Jul 14, 2021 to now¹
• RAPID MICRO BIOSYSTEMS, INC.President Jul 14, 2021 to now¹

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. RPID1,191,973 shares²$937.1K at $0.79Jul 22, 2026

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

Recent filings

• Jul 22, 2026Exercised options 1,402 shares at $0.75 of RAPID MICRO BIOSYSTEMS, INC.²
• May 29, 2026Granted 12,787 shares at $1.96 of RAPID MICRO BIOSYSTEMS, INC.³
• Mar 10, 2026Sold 17,922 shares at $4.11 of RAPID MICRO BIOSYSTEMS, INC.⁴
• Feb 19, 2026Sold 38,327 shares at $3.89 of RAPID MICRO BIOSYSTEMS, INC.⁵
• Feb 11, 2026Granted 264,000 shares of RAPID MICRO BIOSYSTEMS, INC.⁶
• Feb 9, 2026Sold 12,840 shares at $3.78 of RAPID MICRO BIOSYSTEMS, INC.⁷
• Oct 17, 2025Shares withheld for tax 4,774 shares at $3.08 of RAPID MICRO BIOSYSTEMS, INC.⁸
• Oct 17, 2025Exercised options 7,833 shares at $0.75 of RAPID MICRO BIOSYSTEMS, INC.⁸
• Oct 17, 2025Shares withheld for tax 2,072 shares at $3.08 of RAPID MICRO BIOSYSTEMS, INC.⁸
• Oct 17, 2025Exercised options 3,400 shares at $0.75 of RAPID MICRO BIOSYSTEMS, INC.⁸
• Jul 14, 2025Sold 11,881 shares at $3.32 of RAPID MICRO BIOSYSTEMS, INC.⁹
• Jul 14, 2025Exercised options 25,145 shares of RAPID MICRO BIOSYSTEMS, INC.⁹
• Jul 11, 2025Sold 11,874 shares at $3.33 of RAPID MICRO BIOSYSTEMS, INC.⁹
• Jul 11, 2025Exercised options 25,145 shares of RAPID MICRO BIOSYSTEMS, INC.⁹
• Jul 10, 2025Sold 11,617 shares at $3.40 of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Jul 10, 2025Exercised options 25,145 shares of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Jul 9, 2025Sold 11,247 shares at $3.51 of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Jul 9, 2025Exercised options 25,144 shares of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Jul 8, 2025Sold 10,824 shares at $3.51 of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Jul 8, 2025Exercised options 25,144 shares of RAPID MICRO BIOSYSTEMS, INC.¹⁰
• Mar 9, 2025Shares withheld for tax 10,650 shares at $2.39 of RAPID MICRO BIOSYSTEMS, INC.¹¹
• Feb 18, 2025Granted 365,000 shares of RAPID MICRO BIOSYSTEMS, INC.¹²
• Feb 11, 2025Shares withheld for tax 10,755 shares at $2.68 of RAPID MICRO BIOSYSTEMS, INC.¹³
• Feb 6, 2025Shares withheld for tax 13,052 shares at $3.10 of RAPID MICRO BIOSYSTEMS, INC.¹⁴
• Aug 6, 2024Bought 50,000 shares at $0.77 of RAPID MICRO BIOSYSTEMS, INC.¹⁵