PTGX: Protagonist Therapeutics Inc.

As of Friday, July 31st, 2026

$ 136.64

-2.00 -1.44%

Open: 138.36
High: 138.37
Low: 131.69
Volume: 54,876
Previous Close on Thursday, July 30th, 2026

$ 138.64

+5.64 +4.24%

Open: 131.77
High: 138.95
Low: 130.63
Volume: 556,349

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-07-31 138.36 138.37 131.69 136.64 54,876 -2.00 -1.44
2026-07-30 131.77 138.95 130.63 138.64 556,349 +5.64 +4.24
2026-07-29 136.90 137.43 132.72 133.00 55,557 -3.84 -2.81
2026-07-28 136.69 137.00 133.20 136.84 281,701 +1.28 +0.94
2026-07-27 136.11 139.92 135.43 135.56 412,161 -0.55 -0.40
2026-07-24 136.11 137.20 133.78 136.11 298,402 +0.68 +0.50
2026-07-23 133.79 137.33 132.00 135.43 604,804 -0.01 -0.01
2026-07-22 139.45 139.45 134.42 135.44 710,317 -2.87 -2.08
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VIX3M

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19.02 -0.48 -2.46
 
Recent
Ticker Last Chg %Chg Volume
PTGX

Protagonist Therapeutics Inc.

136.64 -2.00 -1.44 54,876