INSIDER
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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 41h ago
HOUSE PTR1h ago
SEC 13F1h ago
ROBINHOOD CHAIN1h ago
Public company

PRLBProto Labs Inc

CIK 0001443669

EDGAR filingsOpen in network
Disclosed transactions10
Buys / sells2 / 2
Max Insider Score37
Connections4with evidence

PRLB · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
34
GR
Gawlick RainerDirector
PRLBProto Labs Inc
Open-market purchase
BUY$49K
720 sh
Nov 3, 2026Nov 4, 2026
traded Nov 3, 2026
+1dSEC FORM 4

Evidence

Verified connections

  • ← Insider ofevidence
    Krishna SureshDirector, President and CEO · Nov 4, 2026
  • ← Insider ofevidence
    Gawlick RainerDirector · Nov 4, 2026
  • ← Insider ofevidence
    Schumacher DanielChief Financial Officer · Feb 12, 2026
  • ← Insider ofevidence
    Kenison Michael R.Chief Operations Officer · Nov 26, 2025
37
KS
Krishna SureshDirector, President and CEO
PRLBProto Labs Inc
Open-market purchase
BUY
$52K
750 sh
Nov 2, 2026
Nov 4, 2026
traded Nov 2, 2026
+2d
SEC FORM 4

Evidence

15
SD
Schumacher DanielChief Financial Officer
PRLBProto Labs Inc
Open-market sale · 10b5-1 plan
SELL$477K
5,000 sh
Sep 24, 2026Sep 25, 2026
traded Sep 24, 2026
+1dSEC FORM 4

Evidence

16
SD
Schumacher DanielChief Financial Officer
PRLBProto Labs Inc
Option exercise
M$106K
3,135 sh
Feb 11, 2026Feb 12, 2026
traded Feb 11, 2026
+1dSEC FORM 4

Evidence

12
KR
Kenison Michael R.Chief Operations Officer
PRLBProto Labs Inc
Tax withholding
F$143K
2,684 sh
Feb 10, 2026Feb 12, 2026
traded Feb 10, 2026
+2dSEC FORM 4

Evidence

9
SD
Schumacher DanielChief Financial Officer
PRLBProto Labs Inc
Option exercise
M—
3,135 sh
Feb 11, 2026Feb 12, 2026
traded Feb 11, 2026
+1dSEC FORM 4

Evidence

23
SD
Schumacher DanielChief Financial Officer
PRLBProto Labs Inc
Tax withholding
F$362K
6,809 sh
Feb 10, 2026Feb 12, 2026
traded Feb 10, 2026
+2dSEC FORM 4

Evidence

12
KR
Kenison Michael R.Chief Operations Officer
PRLBProto Labs Inc
Open-market sale · 10b5-1 plan
SELL$153K
3,048 sh
Nov 25, 2025Nov 26, 2025
traded Nov 25, 2025
+1dSEC FORM 4

Evidence

6
KR
Kenison Michael R.Chief Operations Officer
PRLBProto Labs Inc
Option exercise · 10b5-1 plan
M$103K
3,048 sh
Nov 25, 2025Nov 26, 2025
traded Nov 25, 2025
+1dSEC FORM 4

Evidence

11
KR
Kenison Michael R.Chief Operations Officer
PRLBProto Labs Inc
Option exercise · 10b5-1 plan
M—
3,048 sh
Nov 25, 2025Nov 26, 2025
traded Nov 25, 2025
+1dSEC FORM 4

Evidence