WILSON JOHN J. ADDINGTON

PrivateCIK: 1872301
Location

LOWELL, MA

Senior insider sale

Chief Operating Officer at RAPID MICRO BIOSYSTEMS, INC. — senior position signals high conviction

$26.8K

15K shares

What this filing means

WILSON JOHN J. ADDINGTON plans to sell 15K shares of RAPID MICRO BIOSYSTEMS, INC. valued at approximately $26.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderWILSON JOHN J. ADDINGTONCIK 1872301
Officer· Chief Operating Officer
Since Jul 2021
15K
Shares to sell
$26.8K
Approx. market value
6.31K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

7/1/2026
6.31K
Total acquired6.31K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

3.69K

Market value

$6.5K

6/22/2026
Completed

Units to sell

5K

Market value

$9.3K

6/10/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

6.31K

Market value

$11.0K

7/1/2026
Total

Units

15K

Value

$26.8K