Protagenic Therapeutics, Inc. (PTIX)
NASDAQ: PTIX · Real-Time Price · USD
3.850
+0.040 (1.05%)
At close: May 30, 2025, 4:00 PM
3.880
+0.030 (0.78%)
After-hours: May 30, 2025, 7:58 PM EDT
Protagenic Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 30, 2025 | 3.95 | 4.47 | 3.81 | 3.85 | 3.85 | 1.05% | 684,145 |
| May 29, 2025 | 3.97 | 4.07 | 3.75 | 3.81 | 3.81 | -4.75% | 260,917 |
| May 28, 2025 | 4.00 | 4.50 | 3.71 | 4.00 | 4.00 | 1.52% | 991,500 |
| May 27, 2025 | 4.54 | 4.65 | 3.82 | 3.94 | 3.94 | -17.23% | 582,245 |
| May 23, 2025 | 5.42 | 5.81 | 4.46 | 4.76 | 4.76 | -11.36% | 670,931 |
| May 22, 2025 | 6.27 | 6.31 | 5.20 | 5.37 | 5.37 | -12.54% | 922,092 |
| May 21, 2025 | 6.94 | 7.11 | 6.03 | 6.14 | 6.14 | -10.76% | 1,280,892 |
| May 20, 2025 | 8.70 | 9.86 | 6.40 | 6.88 | 6.88 | -38.02% | 4,007,940 |
| May 19, 2025 | 8.27 | 14.28 | 6.32 | 11.10 | 11.10 | 266.34% | 96,884,991 |
| May 16, 2025 | 3.15 | 3.30 | 3.00 | 3.03 | 3.03 | -2.88% | 78,551 |
| May 15, 2025 | 3.18 | 3.25 | 2.82 | 3.12 | 3.12 | -4.88% | 201,670 |
| May 14, 2025 | 3.49 | 3.50 | 3.11 | 3.28 | 3.28 | -6.55% | 70,465 |
| May 13, 2025 | 3.10 | 3.68 | 3.06 | 3.51 | 3.51 | 14.71% | 206,121 |
| May 12, 2025 | 3.18 | 3.22 | 2.80 | 3.06 | 3.06 | -1.61% | 83,241 |
| May 9, 2025 | 3.47 | 3.52 | 3.10 | 3.11 | 3.11 | -11.14% | 259,756 |
| May 8, 2025 | 3.21 | 3.87 | 3.08 | 3.50 | 3.50 | 15.13% | 754,968 |
| May 7, 2025 | 2.99 | 3.24 | 2.93 | 3.04 | 3.04 | -7.32% | 212,026 |
| May 6, 2025 | 3.18 | 4.18 | 2.84 | 3.28 | 3.28 | 15.09% | 2,638,851 |
| May 5, 2025 | 3.15 | 3.17 | 2.35 | 2.85 | 2.85 | -9.09% | 474,765 |
| May 2, 2025 | 3.35 | 3.37 | 3.07 | 3.14 | 3.14 | -7.82% | 19,576 |
| May 1, 2025 | 3.14 | 3.50 | 3.14 | 3.40 | 3.40 | 8.45% | 26,554 |
| Apr 30, 2025 | 2.96 | 3.57 | 2.86 | 3.14 | 3.14 | 2.75% | 50,490 |
| Apr 29, 2025 | 3.05 | 3.29 | 3.00 | 3.05 | 3.05 | -0.03% | 45,860 |
| Apr 28, 2025 | 3.18 | 3.18 | 2.94 | 3.05 | 3.05 | 0.03% | 10,457 |
| Apr 25, 2025 | 2.92 | 3.19 | 2.86 | 3.05 | 3.05 | 1.50% | 12,446 |
| Apr 24, 2025 | 3.22 | 3.27 | 2.94 | 3.01 | 3.01 | -5.50% | 24,460 |
| Apr 23, 2025 | 3.09 | 3.48 | 3.08 | 3.18 | 3.18 | 0.79% | 10,522 |
| Apr 22, 2025 | 2.92 | 3.16 | 2.92 | 3.16 | 3.16 | 7.89% | 7,084 |
| Apr 21, 2025 | 3.21 | 3.27 | 2.93 | 2.93 | 2.93 | -12.89% | 19,413 |
| Apr 17, 2025 | 3.52 | 3.60 | 3.16 | 3.36 | 3.36 | -6.64% | 15,472 |
| Apr 16, 2025 | 3.91 | 3.91 | 3.59 | 3.60 | 3.60 | -10.74% | 9,459 |
| Apr 15, 2025 | 4.20 | 4.20 | 3.89 | 4.03 | 4.03 | -6.82% | 14,369 |
| Apr 14, 2025 | 3.75 | 4.34 | 3.72 | 4.33 | 4.33 | 3.00% | 19,670 |
| Apr 11, 2025 | 3.64 | 4.20 | 3.64 | 4.20 | 4.20 | 15.93% | 20,841 |
| Apr 10, 2025 | 3.63 | 3.72 | 3.55 | 3.62 | 3.62 | -3.08% | 11,351 |
| Apr 9, 2025 | 3.22 | 4.16 | 2.91 | 3.74 | 3.74 | -2.66% | 45,720 |
| Apr 8, 2025 | 3.63 | 3.92 | 3.32 | 3.84 | 3.84 | -13.82% | 64,960 |
| Apr 7, 2025 | 3.99 | 4.78 | 3.99 | 4.46 | 4.46 | -17.88% | 71,185 |
| Apr 4, 2025 | 4.41 | 5.46 | 3.99 | 5.43 | 5.43 | -7.28% | 347,987 |
| Apr 3, 2025 | 7.52 | 8.65 | 4.88 | 5.85 | 5.85 | 84.14% | 12,873,837 |
| Apr 2, 2025 | 3.57 | 3.57 | 3.15 | 3.18 | 3.18 | -9.20% | 1,341,833 |
| Apr 1, 2025 | 2.51 | 3.90 | 2.51 | 3.50 | 3.50 | 28.16% | 49,966 |
| Mar 31, 2025 | 3.08 | 3.08 | 2.73 | 2.73 | 2.73 | -13.30% | 9,390 |
| Mar 28, 2025 | 3.44 | 3.44 | 3.15 | 3.15 | 3.15 | -10.00% | 5,069 |
| Mar 27, 2025 | 3.51 | 3.60 | 3.50 | 3.50 | 3.50 | -4.94% | 1,813 |
| Mar 26, 2025 | 3.66 | 3.75 | 3.44 | 3.68 | 3.68 | -2.07% | 3,862 |
| Mar 25, 2025 | 3.82 | 3.82 | 3.64 | 3.76 | 3.76 | 2.93% | 1,331 |
| Mar 24, 2025 | 3.67 | 3.78 | 3.50 | 3.65 | 3.65 | -6.48% | 6,173 |
| Mar 21, 2025 | 3.64 | 4.02 | 3.44 | 3.91 | 3.91 | 9.08% | 8,367 |
| Mar 20, 2025 | 3.50 | 3.66 | 3.50 | 3.58 | 3.58 | 2.31% | 3,323 |