Form 4 Tracker
Jonathan Yen-Wen Yu

Chief Operating Officer · 2 filings · Latest: Feb 17, 2026

Disc Medicine, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
IRON
Jonathan Yen-Wen YuChief Operating OfficerFeb 17, 2026
Sale
$62.863,231$203.1K54,324
IRON
Yu Jonathan Yen-WenFeb 17, 2026
Proposed Sale
$55.953,231$180.8K
IRON
JONATHAN YUNov 11, 2025
Proposed Sale
$83.5830,000$2.5M