PTGX: Protagonist Therapeutics Inc.

As of Friday, November 13th, 2026

$ 130.95

-2.79 -2.09%

Open: 134.03
High: 134.90
Low: 130.64
Volume: 759,881
Previous Close on Thursday, November 12th, 2026

$ 133.74

-1.12 -0.83%

Open: 134.16
High: 138.82
Low: 131.27
Volume: 54,288

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-11-13 134.03 134.90 130.64 130.95 759,881 -2.79 -2.09
2026-11-12 134.16 138.82 131.27 133.74 54,288 -1.12 -0.83
2026-11-11 136.51 136.98 132.03 134.86 33,234 -1.40 -1.03
2026-11-10 134.21 137.97 133.35 136.26 506,994 +0.36 +0.26
2026-11-09 135.02 137.93 131.31 135.90 607,079 +3.86 +2.92
2026-11-06 135.26 138.40 128.00 132.04 941,611 -3.22 -2.38
2026-11-05 142.56 143.30 134.39 135.26 582,615 -8.11 -5.66
2026-11-04 145.61 145.61 138.39 143.37 713,344 +3.13 +2.23
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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 138.82
On 2026-11-12		 130.64
On 2026-11-13		 -1.09 -0.83 138.82
On 2026-11-12		 130.64
On 2026-11-13		 -5.90 134.34
10D 146.01
On 2026-11-02		 128.00
On 2026-11-06		 -13.90 -9.60 146.01
On 2026-11-02		 128.00
On 2026-11-06		 -12.33 136.20
20D 146.44
On 2026-10-29		 128.00
On 2026-11-06		 2.20 1.71 146.44
On 2026-10-29		 128.00
On 2026-11-06		 -12.59 138.16
WTD 138.82
On 2026-11-12		 130.64
On 2026-11-13		 -1.09 -0.83 138.82
On 2026-11-12		 130.64
On 2026-11-13		 -5.90 134.34
MTD 146.01
On 2026-11-02		 128.00
On 2026-11-06		 -13.90 -9.60 146.01
On 2026-11-02		 128.00
On 2026-11-06		 -12.33 136.20
As of Friday, November 13th, 2026
 
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CBOE S&P 500 3-Month Volatility Index

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PTGX

Protagonist Therapeutics Inc.

130.95 -2.79 -2.09 759,881