Protagenic Therapeutics (PTIX)
OTHER OTC:PTIX
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Time Period
1Y
Events
Historical Prices
Rows:
Jun 01, 2026
0.40
0.55
0.40
0.50
0.50
-8.29%
4,680
0.82
May 29, 2026
0.40
0.54
0.40
0.54
0.54
0.00%
0
0.00
May 28, 2026
0.40
0.54
0.40
0.54
0.54
+4.42%
2,033
0.35
May 27, 2026
0.53
0.53
0.40
0.52
0.52
-4.76%
3,221
0.53
May 26, 2026
0.50
0.65
0.43
0.55
0.55
-11.51%
6,421
1.00
May 22, 2026
0.62
0.62
0.62
0.62
0.62
0.00%
0
0.00
May 21, 2026
0.62
0.62
0.62
0.62
0.62
-4.93%
238
0.04
May 20, 2026
0.45
0.65
0.44
0.65
0.65
0.00%
4,138
0.62
May 19, 2026
0.49
0.65
0.49
0.65
0.65
0.00%
0
0.00
May 18, 2026
0.49
0.65
0.49
0.65
0.65
0.00%
433
0.06
May 15, 2026
0.65
0.65
0.65
0.65
0.65
0.00%
663
0.09
May 14, 2026
0.65
0.65
0.65
0.65
0.65
+32.72%
329
0.05
May 13, 2026
0.49
0.49
0.49
0.49
0.49
+1.24%
400
0.06
May 12, 2026
0.65
0.65
0.43
0.48
0.48
-25.69%
34,124
4.72
May 11, 2026
0.82
0.90
0.53
0.65
0.65
-17.72%
5,637
0.77
May 08, 2026
0.64
0.80
0.62
0.79
0.79
+36.21%
7,553
1.03
May 07, 2026
0.53
0.60
0.53
0.58
0.58
+5.45%
2,868
0.39
May 06, 2026
0.53
0.55
0.53
0.55
0.55
+2.23%
237
0.03
May 05, 2026
0.72
0.72
0.54
0.54
0.54
-25.17%
11,030
1.46
May 04, 2026
0.74
0.74
0.72
0.72
0.72
-10.13%
440
0.06
May 01, 2026
0.84
0.84
0.80
0.80
0.80
-9.09%
3,350
0.42
Apr 30, 2026
0.88
0.88
0.88
0.88
0.88
0.00%
2,090
0.25
Apr 29, 2026
1.08
1.20
0.88
0.88
0.88
-18.52%
11,369
1.37
Apr 28, 2026
0.99
1.08
0.95
1.08
1.08
+11.23%
32,180
4.10
Apr 27, 2026
0.86
1.00
0.86
0.97
0.97
+19.88%
35,864
4.78
Apr 24, 2026
0.73
0.82
0.73
0.81
0.81
+12.03%
21,292
2.92
Apr 23, 2026
0.69
0.77
0.67
0.72
0.72
+4.93%
13,055
1.75
Apr 22, 2026
0.66
0.69
0.66
0.69
0.69
+4.39%
3,077
0.41
Apr 21, 2026
0.53
0.68
0.53
0.66
0.66
+20.22%
14,936
2.03
Apr 20, 2026
0.57
0.57
0.53
0.55
0.55
-3.51%
6,302
0.86
Apr 17, 2026
0.56
0.57
0.54
0.57
0.57
+2.52%
2,423
0.33
Apr 16, 2026
0.54
0.56
0.54
0.56
0.56
+4.72%
1,666
0.23
Apr 15, 2026
0.56
0.57
0.53
0.53
0.53
-5.19%
4,660
0.63
Apr 14, 2026
0.55
0.56
0.55
0.56
0.56
+1.64%
1,472
0.20
Apr 13, 2026
0.59
0.59
0.55
0.55
0.55
-5.98%
5,499
0.74
Apr 10, 2026
0.65
0.65
0.59
0.59
0.59
-15.09%
1,407
0.19
Apr 09, 2026
0.53
0.70
0.53
0.69
0.69
0.00%
0
0.00
Apr 08, 2026
0.53
0.70
0.53
0.69
0.69
+30.00%
9,451
1.11
Apr 07, 2026
0.53
0.70
0.53
0.53
0.53
0.00%
2,631
0.29
Apr 06, 2026
0.53
0.53
0.53
0.53
0.53
0.00%
495
0.05
Apr 03, 2026
0.57
0.72
0.52
0.53
0.53
0.00%
0
0.00
Apr 02, 2026
0.57
0.72
0.52
0.53
0.53
-7.02%
7,284
0.34
Apr 01, 2026
0.52
0.68
0.52
0.57
0.57
-15.81%
1,311
0.03
Mar 31, 2026
0.63
0.73
0.63
0.68
0.68
+8.32%
3,561
0.07
Mar 30, 2026
0.59
0.68
0.59
0.63
0.63
+20.19%
1,464
0.03
Mar 27, 2026
0.69
0.74
0.52
0.52
0.52
-30.67%
1,220
0.02
Mar 26, 2026
0.50
0.75
0.50
0.75
0.75
+7.14%
6,238
0.11
Mar 25, 2026
0.72
0.76
0.60
0.70
0.70
0.00%
12,865
0.23
Mar 24, 2026
0.70
0.70
0.70
0.70
0.70
-2.78%
354
<0.01
Mar 23, 2026
0.68
0.72
0.68
0.72
0.72
+9.09%
457
<0.01
Rows: