Skip to main content
V
Veclytics
Market Pulse
Insider Activity
Institutional Holdings
Sentiment
AI Capex Stress
About
Market Pulse
Insider Activity
Institutional Holdings
Sentiment
AI Capex Stress
About
← Companies
Graph
Table
PTGX
Protagonist Therapeutics, Inc
SEC EDGAR ↗
Insider Activity Table
Total Insiders
8
Total Shares Held
905K
Latest Quarter Net
+0
Insider positions and quarterly net share changes
Insider · 8 positions
Net Shares per Quarter (+ Bought / − Sold)
Name
Role
Shares Held ↓
Q2 2026
Q1 2026
Q4 2025
Q3 2025
Q2 2025
Q1 2025
Q4 2024
Q3 2024
Q2 2024
Q1 2024
Q4 2023
Q3 2023
Q2 2023
Q1 2023
Q4 2022
Q3 2022
PATEL DINESH V PH D
President and CEO
598K
-76K
-193K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Arturo Molina MD
Chief Medical Officer
99K
—
-48K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Harold E Selick
85K
—
-18K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Asif Ali
Chief Financial Officer
59K
-2K
-80K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Lewis T Williams
26K
—
+24K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
William D. Waddill
17K
-27K
-14K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Bryan Giraudo
13K
-59K
+6K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Sarah A O'Dowd
8K
—
+6K
—
—
—
—
—
—
—
—
—
—
—
—
—
—
8 insiders · 16 quarters shown