Form 4 Tracker
Mario Schlosser

Director; Director, President of Technology & CTO · 9 filings · Latest: Oct 10, 2026

Duolingo, Inc.
Oscar Health, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
OSCR
MARIO T SCHLOSSER—Nov 12, 2025
Proposed Sale
$15.05105,300$1.6M—
OSCR
MARIO T SCHLOSSER—Nov 11, 2025
Proposed Sale
$15.27286,182$4.4M—
OSCR
MARIO T SCHLOSSER—Sep 22, 2025
Proposed Sale
$18.43395,000$7.3M—
OSCR
Schlosser Mario—Dec 2, 2024
Proposed Sale
$17.337,128$123.5K—
OSCR
Schlosser Mario—Sep 3, 2024
Proposed Sale
$18.306,725$123.1K—

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