Form 4 Tracker
Mario Schlosser

Director; Director, President of Technology & CTO · 6 filings · Latest: Jul 10, 2026

Duolingo, Inc.
Oscar Health, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
OSCR
Mario SchlosserDirectorJul 1, 2026
Sale
$31.2447,500$1.5M0
OSCR
Mario SchlosserDirectorJun 23, 2026
Sale
$29.381,027,500$30.2M0
OSCR
Siena Pizzo-Schlosser Dynasty TrustJun 23, 2026
Proposed Sale
$28.5450,000$1.4M
OSCR
Noah Pizzo-Schlosser Dynasty TrustJun 23, 2026
Proposed Sale
$28.5450,000$1.4M
OSCR
MARIO SCHLOSSERJun 23, 2026
Proposed Sale
$28.54880,000$25.1M
OSCR
Pizzo-Schlosser Family Dynasty TrustJun 23, 2026
Proposed Sale
$28.5495,000$2.7M
OSCR
Mario SchlosserDirectorJun 2, 2026
Sale
$21.9434,120$748.6K480,866
OSCR
Mario SchlosserJun 2, 2026
Proposed Sale
$22.2337,488$833.4K
OSCR
Mario SchlosserDirector, President of Technology & CTOMar 2, 2026
Sale
$13.3924,335$325.8K514,986
OSCR
Schlosser MarioMar 2, 2026
Proposed Sale
$13.6620,629$281.8K
OSCR
MARIO SCHLOSSERJan 6, 2026
Proposed Sale
$16.57100,000$1.7M
OSCR
MARIO SCHLOSSERJan 2, 2026
Proposed Sale
$14.37216,396$3.1M
OSCR
MARIO SCHLOSSERDec 24, 2025
Proposed Sale
$14.8457,300$850.3K
OSCR
Schlosser MarioDec 2, 2025
Proposed Sale
$16.7322,195$371.3K
OSCR
MARIO T SCHLOSSERNov 12, 2025
Proposed Sale
$15.05105,300$1.6M
OSCR
MARIO T SCHLOSSERNov 11, 2025
Proposed Sale
$15.27286,182$4.4M
OSCR
MARIO T SCHLOSSERSep 22, 2025
Proposed Sale
$18.43395,000$7.3M
OSCR
Schlosser MarioDec 2, 2024
Proposed Sale
$17.337,128$123.5K
OSCR
Schlosser MarioSep 3, 2024
Proposed Sale
$18.306,725$123.1K