PTGX: Protagonist Therapeutics Inc.

As of Friday, October 2nd, 2026

$ 140.06

+0.87 +0.63%

Open: 140.99
High: 141.71
Low: 138.37
Volume: 646,499
Previous Close on Thursday, October 1st, 2026

$ 139.19

-1.70 -1.21%

Open: 139.23
High: 143.68
Low: 138.37
Volume: 886,233

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-10-02 140.99 141.71 138.37 140.06 646,499 +0.87 +0.63
2026-10-01 139.23 143.68 138.37 139.19 886,233 -1.70 -1.21
2026-09-30 141.60 143.74 140.44 140.89 787,656 -0.08 -0.06
2026-09-29 143.45 144.09 138.88 140.97 508,011 -1.47 -1.03
2026-09-28 142.21 143.69 140.24 142.44 925,456 +0.58 +0.41
2026-09-25 141.81 143.45 138.23 141.86 809,157 +4.52 +3.29
2026-09-24 138.76 140.80 134.10 137.34 969,839 -1.36 -0.98
2026-09-23 144.27 145.28 137.88 138.70 513,152 -6.37 -4.39
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 144.09
On 2026-09-29		 138.37
On 2026-10-01		 -1.80 -1.27 144.09
On 2026-09-29		 138.37
On 2026-10-01		 -3.97 140.71
10D 147.71
On 2026-09-22		 134.10
On 2026-09-24		 -2.94 -2.06 147.71
On 2026-09-22		 134.10
On 2026-09-24		 -9.21 141.15
20D 151.24
On 2026-09-14		 134.10
On 2026-09-24		 -8.74 -5.87 151.24
On 2026-09-14		 134.10
On 2026-09-24		 -11.33 143.12
WTD 144.09
On 2026-09-29		 138.37
On 2026-10-01		 -1.80 -1.27 144.09
On 2026-09-29		 138.37
On 2026-10-01		 -3.97 140.71
MTD 143.68
On 2026-10-01		 138.37
On 2026-10-01		 -0.83 -0.59 143.68
On 2026-10-01		 138.37
On 2026-10-02		 -3.70 139.63
As of Friday, October 2nd, 2026
 
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Recent
Ticker Last Chg %Chg Volume
PTGX

Protagonist Therapeutics Inc.

140.06 +0.87 +0.63 646,499