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Protagonist Therapeutics Inc (PTGX)
NASDAQ:PTGX
Time Period
1Y
Events
Historical Prices
Rows:
Jan 29, 2026
81.39
82.49
77.70
79.73
79.73
-2.48%
952,738
1.08
Jan 28, 2026
82.45
83.69
80.00
81.76
81.76
-1.59%
777,238
0.87
Jan 27, 2026
82.00
83.87
82.00
83.08
83.08
+0.95%
507,807
0.57
Jan 26, 2026
82.53
84.32
81.94
82.30
82.30
-0.96%
529,199
0.59
Jan 23, 2026
84.62
85.50
82.67
83.10
83.10
-1.99%
569,251
0.63
Jan 22, 2026
82.83
85.20
80.65
84.79
84.79
+1.07%
609,099
0.67
Jan 21, 2026
82.51
83.96
80.27
83.89
83.89
+0.56%
1,086,072
1.20
Jan 20, 2026
81.16
83.63
79.87
83.42
83.42
+1.74%
901,282
1.00
Jan 19, 2026
84.51
84.67
81.47
81.99
81.99
0.00%
0
0.00
Jan 16, 2026
84.51
84.67
81.47
81.99
81.99
-3.26%
664,933
0.70
Jan 15, 2026
84.60
87.44
84.33
84.75
84.75
-0.56%
839,322
0.89
Jan 14, 2026
80.85
85.30
80.47
85.23
85.23
+4.76%
1,052,669
1.09
Jan 13, 2026
79.88
82.74
79.64
81.36
81.36
+1.38%
799,008
0.77
Jan 12, 2026
79.49
81.09
78.75
80.25
80.25
+0.04%
739,820
0.65
Jan 09, 2026
80.20
81.40
79.38
80.22
80.22
+0.02%
983,627
0.86
Jan 08, 2026
81.05
82.14
79.22
80.20
80.20
-2.60%
1,487,973
1.32
Jan 07, 2026
82.25
82.69
79.18
82.34
82.34
+0.09%
1,220,452
1.09
Jan 06, 2026
83.25
85.00
81.67
82.27
82.27
-2.27%
731,149
0.65
Jan 05, 2026
87.53
87.53
82.92
84.18
84.18
-3.44%
1,028,183
0.92
Jan 02, 2026
86.54
88.16
85.19
87.18
87.18
-0.18%
751,665
0.67
Dec 31, 2025
87.32
88.23
85.98
87.34
87.34
+0.09%
615,725
0.55
Dec 30, 2025
87.94
88.32
86.12
87.26
87.26
-0.76%
343,984
0.30
Dec 29, 2025
88.66
89.10
87.30
87.93
87.93
-0.96%
373,123
0.32
Dec 26, 2025
88.78
89.61
87.47
88.78
88.78
-0.07%
390,105
0.33
Dec 24, 2025
88.53
89.47
87.47
88.84
88.84
+0.12%
154,063
0.13
Dec 23, 2025
87.27
90.00
87.27
88.73
88.73
+1.51%
329,131
0.27
Dec 22, 2025
85.33
88.13
84.88
87.41
87.41
+1.58%
661,134
0.55
Dec 19, 2025
86.58
87.73
84.81
86.05
86.05
+0.30%
1,736,461
1.47
Dec 18, 2025
89.35
90.02
84.11
85.79
85.79
-3.97%
2,227,544
1.87
Dec 17, 2025
91.41
92.54
88.38
89.34
89.34
-2.40%
821,795
0.69
Dec 16, 2025
93.93
94.54
90.18
91.54
91.54
-3.43%
881,124
0.74
Dec 15, 2025
95.41
96.54
94.17
94.79
94.79
-0.59%
959,980
0.81
Dec 12, 2025
92.72
95.39
91.70
95.35
95.35
+3.36%
1,287,130
1.08
Dec 11, 2025
92.01
93.07
91.07
92.25
92.25
+0.95%
800,761
0.68
Dec 10, 2025
88.56
91.96
88.34
91.38
91.38
+3.18%
1,308,400
1.11
Dec 09, 2025
89.73
92.80
88.30
88.56
88.56
-1.87%
1,440,173
1.23
Dec 08, 2025
90.94
91.89
89.51
90.25
90.25
+0.67%
1,455,768
1.24
Dec 05, 2025
87.96
90.18
87.54
89.65
89.65
+2.66%
1,473,127
1.26
Dec 04, 2025
86.07
88.10
85.13
87.33
87.33
+1.46%
736,770
0.62
Dec 03, 2025
85.43
87.10
84.73
86.07
86.07
+1.68%
715,548
0.59
Dec 02, 2025
85.75
86.39
83.52
84.65
84.65
-1.16%
992,805
0.82
Dec 01, 2025
89.61
89.85
85.00
85.64
85.64
-4.84%
999,816
0.83
Nov 28, 2025
90.00
90.46
88.78
90.00
90.00
-0.08%
337,396
0.28
Nov 26, 2025
90.00
90.85
89.50
90.07
90.07
+0.23%
1,205,233
1.00
Nov 25, 2025
88.46
89.88
87.76
89.86
89.86
+2.47%
911,005
0.75
Nov 24, 2025
86.59
88.34
85.71
87.69
87.69
+2.68%
872,354
0.72
Nov 21, 2025
84.24
86.67
83.64
85.40
85.40
+1.43%
907,207
0.76
Nov 20, 2025
86.36
86.95
84.00
84.20
84.20
-1.09%
789,596
0.66
Nov 19, 2025
84.54
86.64
84.45
85.13
85.13
+0.88%
989,454
0.83
Nov 18, 2025
84.77
86.36
83.79
84.39
84.39
-0.45%
778,785
0.66
Rows: