Updated Jul 16, 2026
Spignesi Robert G. Jr. has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $467K.

Robert G. Spignesi Jr. is the President and CEO of Rapid Micro Biosystems, Inc., a life sciences technology company specializing in automation solutions for healthcare product manufacturing. He has held the role of Director and has been involved in the company's growth and development in the microbial quality control testing sector.
| Role | PRESIDENT AND CEO, Director |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-02 | RPID | RAPID MICRO BIOSYSTEMS, INC. | A — Grant or award | 12.8K | $1.96 | $25K |
| 2026-03-12 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 17.9K | $4.11 | $74K |
| 2026-02-21 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 38.3K | $3.89 | $149K |
| 2026-02-14 | RPID | RAPID MICRO BIOSYSTEMS, INC. | A — Grant or award | 264.0K | $0.00 | |
| 2026-02-10 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 12.8K | $3.78 | $49K |
| 2025-07-11 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 11.9K | $3.32 | $39K |
| 2025-07-11 | RPID | RAPID MICRO BIOSYSTEMS, INC. | M — Option exercise | 25.1K | $0.00 | |
| 2025-07-11 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 11.9K | $3.33 | $39K |
| 2025-07-11 | RPID | RAPID MICRO BIOSYSTEMS, INC. | M — Option exercise | 25.1K | $0.00 | |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 11.6K | $3.40 | $39K |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | M — Option exercise | 25.1K | $0.00 | |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 11.2K | $3.51 | $39K |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | M — Option exercise | 25.1K | $0.00 | |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | S — Open-market sale | 10.8K | $3.51 | $38K |
| 2025-07-08 | RPID | RAPID MICRO BIOSYSTEMS, INC. | M — Option exercise | 25.1K | $0.00 |
Robert G. Spignesi Jr. is the President and CEO of Rapid Micro Biosystems, Inc., a life sciences technology company specializing in automation solutions for healthcare product manufacturing. He has held the role of Director and has been involved in the company's growth and development in the microbial quality control testing sector.…
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 8 open-market sales ($467K) across all tracked 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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