NASDAQ : PTN
-$0.61 (-6.71%)
| Date | Opening Price | Closing Price | %Chg | Volume |
|---|---|---|---|---|
| 2026-07-20 | $8.95 | $8.48 | -5.25% | 11332 |
| 2026-07-17 | $8.59 | $9.09 | 5.82% | 23500 |
| 2026-07-16 | $9.52 | $8.48 | -10.92% | 11600 |
| 2026-07-15 | $8.67 | $8.90 | 2.65% | 24826 |
| 2026-07-14 | $9.49 | $8.85 | -6.74% | 17828 |
| 2026-07-13 | $9.89 | $9.52 | -3.74% | 8600 |
| 2026-07-10 | $10.29 | $10.00 | -2.82% | 14553 |
| 2026-07-09 | $9.98 | $10.49 | 5.11% | 7900 |
| 2026-07-08 | $10.55 | $10.27 | -2.65% | 17944 |
| 2026-07-07 | $11.40 | $10.99 | -3.60% | 15800 |
| 2026-07-06 | $11.51 | $11.01 | -4.34% | 12100 |
| 2026-07-02 | $10.88 | $11.59 | 6.53% | 25600 |
| 2026-07-01 | $11.22 | $10.33 | -7.93% | 147.2K |
| 2026-06-30 | $10.46 | $10.79 | 3.15% | 14300 |
| 2026-06-29 | $11.02 | $10.34 | -6.17% | 36902 |
| 2026-06-26 | $10.08 | $11.44 | 13.49% | 28900 |
| 2026-06-25 | $10.90 | $10.25 | -5.96% | 11700 |
| 2026-06-24 | $11.01 | $10.60 | -3.72% | 23800 |
| 2026-06-23 | $11.58 | $11.21 | -3.20% | 16300 |
| 2026-06-22 | $11.31 | $11.77 | 4.07% | 23428 |
| 2026-06-18 | $11.92 | $11.72 | -1.68% | 12900 |
| 2026-06-17 | $11.62 | $12.25 | 5.42% | 3100 |
| 2026-06-16 | $12.50 | $11.87 | -5.04% | 16000 |
| 2026-06-15 | $14.01 | $12.50 | -10.78% | 21850 |
| 2026-06-12 | $13.71 | $13.61 | -0.73% | 6900 |
| 2026-06-11 | $13.51 | $13.68 | 1.26% | 4000 |
| 2026-06-10 | $14.00 | $13.64 | -2.57% | 6840 |
| 2026-06-09 | $14.04 | $14.20 | 1.14% | 4500 |
| 2026-06-08 | $14.36 | $14.12 | -1.67% | 1600 |
| 2026-06-05 | $14.29 | $14.15 | -0.98% | 8000 |
| 2026-06-04 | $14.05 | $14.34 | 2.06% | 12344 |
| 2026-06-03 | $13.84 | $13.50 | -2.46% | 10922 |
| 2026-06-02 | $14.42 | $13.90 | -3.61% | 19300 |
| 2026-06-01 | $14.21 | $14.61 | 2.81% | 21511 |
| 2026-05-29 | $14.28 | $14.02 | -1.82% | 7842 |
| 2026-05-28 | $14.47 | $14.00 | -3.25% | 16055 |
| 2026-05-27 | $14.10 | $14.68 | 4.11% | 7100 |
| 2026-05-26 | $14.81 | $14.45 | -2.43% | 12400 |
| 2026-05-22 | $14.80 | $14.88 | 0.54% | 9500 |
| 2026-05-21 | $14.56 | $14.43 | -0.89% | 6512 |
| 2026-05-20 | $14.27 | $14.59 | 2.24% | 8856 |
| 2026-05-19 | $14.72 | $14.27 | -3.06% | 11529 |
| 2026-05-18 | $14.91 | $15.24 | 2.21% | 31557 |
| 2026-05-15 | $15.00 | $14.41 | -3.93% | 23046 |
| 2026-05-14 | $16.94 | $14.93 | -11.87% | 38800 |
| 2026-05-13 | $18.80 | $16.55 | -11.97% | 30549 |
| 2026-05-12 | $18.81 | $19.70 | 4.73% | 5700 |
| 2026-05-11 | $20.40 | $19.00 | -6.86% | 11300 |
| 2026-05-08 | $18.24 | $19.47 | 6.74% | 2500 |
| 2026-05-07 | $19.60 | $18.90 | -3.57% | 5000 |
| 2026-05-06 | $20.11 | $19.00 | -5.52% | 67600 |
| 2026-05-05 | $20.22 | $20.00 | -1.09% | 12300 |
| 2026-05-04 | $20.35 | $20.04 | -1.52% | 12109 |
| 2026-05-01 | $20.05 | $20.23 | 0.90% | 24812 |
| 2026-04-30 | $20.05 | $20.21 | 0.80% | 4145 |
| 2026-04-29 | $21.72 | $20.27 | -6.68% | 3700 |
| 2026-04-28 | $20.55 | $21.21 | 3.21% | 2000 |
| 2026-04-27 | $21.89 | $21.50 | -1.78% | 6913 |
| 2026-04-24 | $22.36 | $22.22 | -0.63% | 5424 |
| 2026-04-23 | $21.92 | $20.55 | -6.25% | 10500 |
| 2026-04-22 | $22.14 | $22.33 | 0.86% | 3500 |
| 2026-04-21 | $22.58 | $21.85 | -3.23% | 14800 |
| 2026-04-20 | $21.87 | $22.07 | 0.91% | 21300 |
| 2026-04-17 | $20.66 | $22.50 | 8.91% | 18911 |
| 2026-04-16 | $21.50 | $20.90 | -2.79% | 14800 |
| 2026-04-15 | $19.53 | $21.79 | 11.57% | 19000 |
| 2026-04-14 | $18.58 | $20.49 | 10.28% | 42318 |
| 2026-04-13 | $17.29 | $18.51 | 7.06% | 20216 |
| 2026-04-10 | $19.40 | $18.02 | -7.11% | 6100 |
| 2026-04-09 | $18.50 | $18.35 | -0.81% | 14800 |
| 2026-04-08 | $19.40 | $19.40 | 0.00% | 12800 |
| 2026-04-07 | $19.40 | $19.00 | -2.06% | 25400 |
| 2026-04-06 | $18.22 | $18.03 | -1.04% | 10441 |
| 2026-04-02 | $18.00 | $17.72 | -1.56% | 16526 |
| 2026-04-01 | $17.70 | $17.20 | -2.82% | 13600 |
| 2026-03-31 | $18.35 | $17.42 | -5.07% | 9887 |
| 2026-03-30 | $20.00 | $18.55 | -7.25% | 23610 |
| 2026-03-27 | $20.59 | $19.99 | -2.91% | 9600 |
| 2026-03-26 | $20.45 | $20.65 | 0.98% | 5900 |
| 2026-03-25 | $20.50 | $21.00 | 2.44% | 10300 |
| 2026-03-24 | $20.75 | $19.85 | -4.34% | 4900 |
| 2026-03-23 | $20.80 | $20.59 | -1.01% | 7338 |
| 2026-03-20 | $23.34 | $21.45 | -8.10% | 34381 |
| 2026-03-19 | $20.77 | $20.56 | -1.01% | 3200 |
| 2026-03-18 | $23.64 | $21.48 | -9.14% | 11132 |
| 2026-03-17 | $23.20 | $23.23 | 0.13% | 11100 |
| 2026-03-16 | $23.50 | $22.52 | -4.17% | 11927 |
| 2026-03-13 | $21.43 | $23.50 | 9.66% | 20500 |
| 2026-03-12 | $21.35 | $22.04 | 3.23% | 16229 |
| 2026-03-11 | $22.00 | $22.11 | 0.50% | 18002 |