PTGX - Company ID 0001377121
As of 2026-11-06, Protagonist Therapeutics, Inc (PTGX) has a market capitalization of $8.63 B, making it the #1009 most valuable US-listed company.
| Date | Market cap |
|---|---|
| 2026-11-06 | $8.63 B |
| 2026-11-05 | $8.71 B |
| 2026-11-04 | $9.22 B |
| 2026-11-03 | $9.02 B |
| 2026-11-02 | $9.06 B |
| 2026-11-01 | $9.32 B |
| 2026-10-31 | $9.32 B |
| 2026-10-30 | $9.26 B |
| 2026-10-29 | $9.35 B |
| 2026-10-28 | $9.14 B |
| 2026-10-27 | $9.08 B |
| 2026-10-26 | $9.02 B |
As of 2026-11-06, Protagonist Therapeutics, Inc (PTGX) has a market capitalization of $8.63 B, making it the #1009 most valuable US-listed company.
Protagonist Therapeutics, Inc is the #1009 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| 2026-10-25 | $8.90 B |
| 2026-10-24 | $8.90 B |
| 2026-10-23 | $8.86 B |
| 2026-10-22 | $8.97 B |
| 2026-10-21 | $8.98 B |
| 2026-10-20 | $8.93 B |
| 2026-10-19 | $8.65 B |
| 2026-10-18 | $8.28 B |
| 2026-10-17 | $8.28 B |
| 2026-10-16 | $8.34 B |
| 2026-10-15 | $8.78 B |
| 2026-10-14 | $8.76 B |
| 2026-10-13 | $8.97 B |
| 2026-10-12 | $9.27 B |
| 2026-10-11 | $9.24 B |
| 2026-10-10 | $9.24 B |
| 2026-10-09 | $9.24 B |
| 2026-10-08 | $9.00 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.