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Protagonist Therapeutics shares owned by Vanguard Portfolio Management

Quarter-by-quarter ownership of Protagonist Therapeutics (PTGX) shares owned by Vanguard Portfolio Management from 13F filings

Historical chart of Vanguard Portfolio Management investment in Protagonist Therapeutics

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All positions including Protagonist Therapeutics held by Vanguard Portfolio Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Protagonist Therapeutics by Vanguard Portfolio Management

Quarter filed Position value Share count Share price at filing
2026-03-31 $367M 3.5M 105.40