Kenison Michael R. bought PRLB
May 12, 2026 · Form 4 insider transaction
Kenison Michael R. bought 4,042 shares of Proto Labs, Inc. at $59.40 per share, a transaction worth $240.1K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
4,042
Price
$59.40
Total value
$240.1K
InsiderKenison Michael R.
Role—
CompanyProto Labs, Inc. (PRLB)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMay 12, 2026
Filing dateMay 13, 2026
Shares owned after34,713
OwnershipDirect
10b5-1 planNo
AmendedNo