Protagenic Therapeutics I... (PTIX)
NASDAQ: PTIX
· Real-Time Price · USD
3.29
-0.01 (-0.30%)
At close: Oct 03, 2025, 3:58 PM
3.29
0.00%
After-hours: Oct 03, 2025, 04:43 PM EDT
PTIX Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 3, 2025 | 3.26 | 3.50 | 3.22 | 3.29 | 3.29 | -0.30% | 141,884 |
| Oct 2, 2025 | 3.32 | 3.40 | 3.25 | 3.30 | 3.30 | -2.37% | 74,429 |
| Oct 1, 2025 | 3.35 | 3.41 | 3.31 | 3.38 | 3.38 | -1.46% | 77,905 |
| Sep 30, 2025 | 4.00 | 4.07 | 3.28 | 3.43 | 3.43 | -17.15% | 341,952 |
| Sep 29, 2025 | 4.30 | 4.42 | 4.01 | 4.14 | 4.14 | -3.50% | 110,130 |
| Sep 26, 2025 | 4.27 | 4.36 | 4.21 | 4.29 | 4.29 | 1.18% | 41,259 |
| Sep 25, 2025 | 4.10 | 4.43 | 4.03 | 4.24 | 4.24 | 3.16% | 135,200 |
| Sep 24, 2025 | 4.39 | 4.39 | 4.09 | 4.11 | 4.11 | -5.52% | 127,600 |
| Sep 23, 2025 | 4.53 | 4.55 | 4.28 | 4.35 | 4.35 | -0.46% | 139,739 |
| Sep 22, 2025 | 4.19 | 4.49 | 4.10 | 4.37 | 4.37 | 7.90% | 143,000 |
| Sep 19, 2025 | 3.83 | 4.09 | 3.73 | 4.05 | 4.05 | 5.74% | 135,900 |
| Sep 18, 2025 | 3.58 | 3.94 | 3.58 | 3.83 | 3.83 | 4.08% | 80,912 |
| Sep 17, 2025 | 3.36 | 3.73 | 3.36 | 3.68 | 3.68 | 8.24% | 81,200 |
| Sep 16, 2025 | 3.38 | 3.47 | 3.33 | 3.40 | 3.40 | 1.80% | 48,000 |
| Sep 15, 2025 | 3.35 | 3.38 | 3.22 | 3.34 | 3.34 | 3.73% | 57,102 |
| Sep 12, 2025 | 3.21 | 3.34 | 3.09 | 3.22 | 3.22 | -3.01% | 35,367 |
| Sep 11, 2025 | 2.85 | 3.39 | 2.79 | 3.32 | 3.32 | 16.08% | 204,890 |
| Sep 10, 2025 | 2.84 | 2.90 | 2.83 | 2.86 | 2.86 | 0.00% | 35,892 |
| Sep 9, 2025 | 2.82 | 2.89 | 2.75 | 2.86 | 2.86 | 0.35% | 107,700 |
| Sep 8, 2025 | 3.05 | 3.10 | 2.85 | 2.85 | 2.85 | -9.52% | 147,748 |
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