Form 4 Tracker
Lewis T Williams

Director · 1 filing · Latest: Feb 17, 2026

Protagonist Therapeutics, Inc
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
PTGX
Lewis T WilliamsDirectorFeb 17, 2026
Sale
$82.4218,000$1.5M7,825
PTGX
Lewis T WilliamsDirectorFeb 17, 2026
Option Exercise
$10.8418,000$195.1K25,825
PTGX
LEWIS T WILLIAMSFeb 17, 2026
Proposed Sale
$82.4218,000$1.5M