ValuationViz

PTGX fund manager activity

Protagonist Therapeutics, Inc · Nasdaq. Reported by 6 tracked fund managers in their 13F filings, Q3 2019 to Q2 2026.

Q2 2026

ManagerActivitySharesValue% of portfolioFiled
Ron Baron - Baron CapitalAdded16,000$1,961,2800.00%Aug 14, 2026
Stanley Druckenmiller - Duquesne Family OfficeAdded208,900$25,607,0000.59%Aug 14, 2026
Ken Fisher - Fisher Asset ManagementTrimmed170,524$20,902,8310.01%Aug 4, 2026
Joel Greenblatt - Gotham Asset ManagementTrimmed18,663$2,287,7110.01%Aug 14, 2026
Polen Capital ManagementTrimmed22,651$2,776,5600.02%Aug 4, 2026

Q1 2026

ManagerActivitySharesValue% of portfolioFiled
Ron Baron - Baron CapitalAdded15,000$1,581,0000.00%May 15, 2026
Stanley Druckenmiller - Duquesne Family OfficeNo change159,700$16,832,0000.57%May 15, 2026
Ken Fisher - Fisher Asset ManagementAdded173,971$18,336,5420.01%May 5, 2026
Joel Greenblatt - Gotham Asset ManagementTrimmed21,155$2,229,7370.01%May 15, 2026
Polen Capital ManagementAdded24,337$2,565,1200.02%May 14, 2026

Older quarters