Archie C. Black Proto Labs Inc (PRLB) insider trading activity
Archie C. Black is Director of Proto Labs Inc. Currently has a direct ownership of 26,218 shares of PRLB, which is worth approximately $1.08 Million. The most recent transaction as insider was on May 23, 2025, when has been sold 3,939 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).
Shares Held (Direct Ownership)
26.2K
26.57%
3M change
26.57%
12M change
Total Value Held
$1.08 Million
Archie C. Black Transaction History
Also insider at
ACB
Archie C. Black
Director
Maple Plain, MN