Protagonist Therapeutics Inc (PTGX)
NASDAQ:PTGX
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Time Period
1Y
Events
Historical Prices
Rows:
May 22, 2026
102.01
102.42
98.89
99.19
99.19
-2.76%
393,915
0.54
May 21, 2026
101.13
103.43
98.60
102.01
102.01
+1.12%
402,918
0.54
May 20, 2026
99.03
101.90
98.37
100.88
100.88
+2.55%
371,678
0.50
May 19, 2026
100.25
100.26
96.69
98.37
98.37
-2.35%
492,707
0.66
May 18, 2026
103.22
104.16
100.58
100.74
100.74
-1.41%
447,230
0.60
May 15, 2026
104.22
104.39
101.72
102.18
102.18
-3.19%
560,751
0.76
May 14, 2026
104.31
105.72
101.62
105.55
105.55
+1.61%
426,527
0.58
May 13, 2026
99.58
104.20
98.22
103.88
103.88
+3.93%
518,200
0.71
May 12, 2026
103.50
103.66
98.36
99.95
99.95
-3.43%
645,725
0.89
May 11, 2026
100.14
105.33
99.94
103.50
103.50
+4.17%
572,030
0.79
May 08, 2026
98.51
100.15
97.00
99.36
99.36
+0.52%
505,003
0.70
May 07, 2026
103.55
104.68
98.53
98.85
98.85
-4.92%
836,858
1.18
May 06, 2026
103.00
105.03
98.95
103.97
103.97
+4.80%
989,856
1.40
May 05, 2026
100.32
101.37
97.45
99.21
99.21
-0.31%
398,043
0.56
May 04, 2026
98.00
101.08
98.00
99.52
99.52
+1.17%
457,421
0.64
May 01, 2026
99.16
99.47
97.08
98.37
98.37
-0.61%
447,698
0.62
Apr 30, 2026
99.00
99.76
97.20
98.97
98.97
+0.46%
577,600
0.78
Apr 29, 2026
100.27
100.35
98.11
98.52
98.52
-2.66%
576,687
0.77
Apr 28, 2026
99.50
102.47
97.79
101.21
101.21
+2.74%
663,207
0.88
Apr 27, 2026
100.44
103.42
98.31
98.51
98.51
-1.49%
994,861
1.33
Apr 24, 2026
102.54
105.94
98.91
100.00
100.00
-2.55%
778,708
1.05
Apr 23, 2026
106.34
106.98
102.26
102.62
102.62
-2.78%
651,593
0.88
Apr 22, 2026
106.43
107.00
103.93
105.55
105.55
-0.32%
345,935
0.46
Apr 21, 2026
104.94
106.45
103.64
105.89
105.89
+0.40%
494,947
0.66
Apr 20, 2026
105.47
106.46
104.00
105.47
105.47
-0.48%
540,470
0.71
Apr 17, 2026
105.57
106.90
103.51
105.98
105.98
+2.17%
1,006,314
1.33
Apr 16, 2026
103.59
104.53
102.46
103.73
103.73
-1.62%
417,822
0.56
Apr 15, 2026
105.96
106.66
103.02
105.44
105.44
+0.69%
770,162
1.03
Apr 14, 2026
97.58
104.97
97.58
104.72
104.72
+7.33%
849,466
1.14
Apr 13, 2026
98.61
101.04
95.40
97.57
97.57
-1.26%
1,088,562
1.46
Apr 10, 2026
104.28
104.28
98.40
98.82
98.82
-5.06%
577,290
0.77
Apr 09, 2026
101.45
105.11
101.45
104.09
104.09
+1.95%
699,455
0.93
Apr 08, 2026
104.28
105.88
101.62
102.09
102.09
-1.60%
819,198
1.09
Apr 07, 2026
103.43
103.96
101.31
103.75
103.75
+0.84%
785,703
1.03
Apr 06, 2026
103.72
104.46
101.84
102.89
102.89
-0.86%
528,510
0.68
Apr 03, 2026
101.59
104.31
101.59
103.78
103.78
0.00%
0
0.00
Apr 02, 2026
101.59
104.31
101.59
103.78
103.78
+0.11%
601,602
0.76
Apr 01, 2026
105.51
107.84
102.70
103.67
103.67
-1.64%
583,867
0.73
Mar 31, 2026
101.23
105.99
101.06
105.40
105.40
+5.54%
944,904
1.19
Mar 30, 2026
99.04
102.76
98.08
99.87
99.87
+0.91%
884,399
1.13
Mar 27, 2026
101.27
101.92
97.89
98.97
98.97
-3.13%
785,488
1.01
Mar 26, 2026
103.25
105.69
102.01
102.17
102.17
-2.05%
1,045,274
1.37
Mar 25, 2026
99.42
105.00
97.16
104.31
104.31
+3.90%
812,152
1.08
Mar 24, 2026
97.16
100.98
97.16
100.39
100.39
+1.88%
940,176
1.26
Mar 23, 2026
100.00
102.06
98.15
98.54
98.54
-0.33%
925,419
1.25
Mar 20, 2026
101.47
101.80
97.83
98.87
98.87
-2.76%
2,029,217
2.76
Mar 19, 2026
98.45
105.69
98.35
101.68
101.68
+4.73%
1,917,458
2.59
Mar 18, 2026
97.04
99.50
90.58
97.09
97.09
-0.14%
1,981,524
2.74
Mar 17, 2026
96.70
99.31
96.43
97.23
97.23
+0.50%
799,230
1.10
Mar 16, 2026
93.28
97.08
92.61
96.75
96.75
+4.75%
695,757
0.96
Rows: