Form 4 Tracker
Michael R. Kenison

Chief Operations Officer · 2 filings · Latest: May 11, 2026

Proto Labs Inc
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Form 4
PRLB
Michael R. KenisonChief Operations OfficerMay 12, 2026
Sale
$69.4916,030$1.1M18,683
PRLB
Michael R. KenisonChief Operations OfficerMay 12, 2026
Option Exercise
$48.767,527$367.0K34,713
PRLB
Michael R. KenisonChief Operations OfficerMay 11, 2026
Sale
$70.267,433$522.3K27,186
PRLB
Michael R. KenisonChief Operations OfficerMay 11, 2026
Option Exercise
$33.687,433$250.4K34,619
PRLB
Michael R. KenisonChief Operations OfficerMay 7, 2026
Sale
$70.00200$14.0K27,186
PRLB
Michael R. KenisonChief Operations OfficerMay 7, 2026
Option Exercise
$33.68200$6.7K27,386