PRLB
Ticker
Proto Labs, Inc.
PRLB · Industrials · Proto Labs, Inc., together with its subsidiaries, operates as a digital manufacturer of custom parts in the United States and EuropeProto Labs, Inc. (PRLB), in the Industrials sector, has 7 disclosed filings on Paydirt over the trailing twelve months from 3 corporate insiders: 0 purchases and 7 sales, 1 filed past the deadline. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Sep 17 and filed Sep 18. The most active filer was Michael R. Kenison with 5 filings.
Add to watchlistFilings, ttm
7
0 buys · 7 sells · 1 late
Traders, ttm
3
3 insiders
Volume, ttmiDollar value disclosed in the window
$3.0M
estimated for Congress, as filed for insiders
Median delay
2d
execution to disclosure
Last traded
Sep 17
Filed Sep 18
ADViAverage daily dollar volume
$18.2M
market data
Share price · 12M
$87.75 (+72.0%)
Adjusted for splits and dividends.
Volume by month
Buys $0
Sells $3.0M
Estimated for Congress, as filed for insiders · by filing month · past 24 months
Who filed
MKRecent filings
Daniel SchumacherSALE
Chief Financial Officer
$418K4,900 sh × $85.21
Exec Sep 17
Filed Sep 18 · 4:02 PM ET Sven WehrweinSALE Director $115K
1,500 sh × $76.91
Exec Jun 2
Filed Jun 4 · 5:30 PM ET Michael R. KenisonSALE Chief Operations Officer $1.6M
23,463 sh across 5 lots
Exec May 11
Filed May 13 · 5:30 PM ET Michael R. KenisonSALE Chief Operations Officer $332K
5,000 sh × $66.46
Exec Feb 17
Filed Feb 18 · 5:30 PM ET Michael R. KenisonSALE Chief Operations Officer $150K
2,500 sh × $60.00
Exec Feb 6
Filed Feb 9 · 5:30 PM ET Michael R. KenisonSALE Chief Operations Officer $153K
3,048 sh × $50.17
Exec Nov 25 2025
Filed Dec 3 2025 · 5:30 PM ET † Michael R. KenisonSALE Chief Operations Officer $153K
3,048 sh × $50.17
Exec Nov 25 2025
Filed Nov 26 2025 · 5:30 PM ET