Protagenic Therapeutics (PTIX) went public on January 5, 2016, when it opened at a split-adjusted price of $294.44.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2025 | $2.00 | $2.04 | $1.60 | $1.67 | 501,252 |
November 2025 | $2.09 | $2.46 | $1.83 | $2.13 | 1,511,212 |
October 2025 | $3.35 | $3.77 | $2.39 | $2.57 | 1,708,870 |
September 2025 | $3.67 | $4.55 | $2.75 | $3.43 | 2,432,265 |
August 2025 | $2.84 | $6.20 | $2.25 | $3.60 | 166,937,924 |
July 2025 | $3.65 | $4.04 | $2.90 | $2.94 | 3,426,555 |
June 2025 | $3.76 | $4.19 | $3.30 | $3.65 | 3,748,262 |
May 2025 | $3.14 | $14.28 | $2.35 | $3.85 | 111,828,633 |
April 2025 | $2.51 | $8.65 | $2.51 | $3.14 | 15,067,394 |
March 2025 | $3.92 | $6.65 | $2.73 | $2.73 | 7,898,888 |
February 2025 | $5.45 | $5.46 | $3.36 | $4.27 | 643,907 |
January 2025 | $7.41 | $8.67 | $5.08 | $5.17 | 479,065 |
December 2024 | $8.01 | $11.20 | $6.16 | $6.86 | 545,514 |
November 2024 | $8.83 | $15.26 | $7.29 | $8.26 | 529,227 |
October 2024 | $8.17 | $11.48 | $6.86 | $9.17 | 112,251 |
September 2024 | $8.15 | $15.54 | $7.56 | $8.78 | 1,023,146 |
August 2024 | $9.52 | $11.87 | $7.00 | $8.49 | 11,096 |
July 2024 | $13.09 | $13.09 | $9.80 | $9.94 | 9,903 |
June 2024 | $19.32 | $19.32 | $12.04 | $12.67 | 15,268 |
May 2024 | $18.80 | $26.18 | $17.07 | $18.48 | 32,946 |
April 2024 | $23.94 | $25.20 | $16.15 | $19.28 | 15,471 |
March 2024 | $12.46 | $26.18 | $12.46 | $24.50 | 28,614 |
February 2024 | $13.72 | $16.80 | $11.48 | $14.70 | 9,134 |
January 2024 | $12.88 | $14.56 | $10.27 | $13.30 | 3,953 |
December 2023 | $10.89 | $17.36 | $9.52 | $13.86 | 17,896 |
