INSIDER
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ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
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 41m ago
HOUSE PTR55s ago
SEC 13F48s ago
ROBINHOOD CHAIN39s ago
Corporate insider
HS

Hacker Severin

Director, Chief Tech Officer, Co-Founder, 10% OwnerCIK 0001870272

EDGAR filingsOpen in network
Disclosed transactions14
Buys / sells0 / 10
Max Insider Score23
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
17
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Derivative conversion · 10b5-1 plan
C$381K
10.0K sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    Duolingo, Inc.Director, Chief Tech Officer, Co-Founder, 10% Owner · Nov 6, 2025
12
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL
$192K
744 sh
Nov 4, 2025
Nov 6, 2025
traded Nov 4, 2025
+2d
SEC FORM 4

Evidence

12
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$242K
936 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

12
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$145K
560 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

5
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$43K
165 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

19
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$466K
1,778 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

12
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$147K
560 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

19
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$429K
1,625 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

16
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$201K
760 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

23
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$460K
1,727 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

23
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Open-market sale · 10b5-1 plan
SELL$306K
1,145 sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

11
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Option exercise · 10b5-1 plan
M—
10.0K sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

3
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Derivative conversion · 10b5-1 plan
C—
10.0K sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence

3
HS
Hacker SeverinDirector, Chief Tech Officer, Co-Founder, 10% Owner
DUOLDuolingo, Inc.
Derivative conversion · 10b5-1 plan
C—
10.0K sh
Nov 4, 2025Nov 6, 2025
traded Nov 4, 2025
+2dSEC FORM 4

Evidence