PTGX PROTAGONIST THERAPEUTICS INC.

Ownership history in JOHNSON & JOHNSON  ·  18 quarters on record

This page tracks every 13F SEC filing in which JOHNSON & JOHNSON reported a position in PROTAGONIST THERAPEUTICS INC. (PTGX). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
40.83% (2025 Q2)
Avg. % of fund
17.68%
First filed
2021 Q3
Last filed
2025 Q4
Quarters held
18
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 UNCHANGED 2,449,183 0% 38.57% $213.9M $87.34
2025 Q3 UNCHANGED 2,449,183 0% 32.30% $162.7M $66.43
2025 Q2 UNCHANGED 2,449,183 0% 40.83% $136.4M $55.27
2025 Q1 UNCHANGED 2,449,183 0% 34.65% $118.4M $48.36
14 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    PTGX price (monthly, adj. close)
← Back to JOHNSON & JOHNSON Holdings