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PTGX Stock Price

Latest$139.53
PTGX Close Price · excl. div ($11.57 → $139.53 · CAGR +27.7%)
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PTGX stock price history

Daily history. Dates identify market observations.

Protagonist Therapeutics Inc Stock Price — Daily history
DateStock Price
97
103
95
95
93
95
99
100
100
99
102
102
101
98
101
106
106
106
106
104
100
104
99
99
99
99
99
104
83
83
87
87
86
86
86
86
89
92
95
95
92
92
92
91
89
90
90
87
87
87
86
85
86
90
90
90
90
90
90
88
85
84
84
84
85
84
85
85
83
83
83
85
86
83
80
80
80
80
78
77
76
79
78
78
78
77
79
75
75
74
74
74
74
75
77
78
76
76
76
78
Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.