Form 4 Tracker
Sung Lee

Director; EVP, Chief Financial Officer · 4 filings · Latest: May 5, 2026

CYTOKINETICS INC
Tango Therapeutics, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Form 4
CYTK
Sung LeeEVP, Chief Financial OfficerMay 5, 2026
Sale
$76.8723,906$1.8M63,221
TNGX
Sung LeeDirectorApr 29, 2026
Grant/Award
$0.0012,30022,300
CYTK
Sung LeeEVP, Chief Financial OfficerMar 17, 2026
Sale
$62.154,935$306.7K87,127
CYTK
Sung LeeEVP, Chief Financial OfficerMar 15, 2026
Grant/Award
$0.0020,64692,062