Prothena Corp. PLC historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-05-28 | 4.500 | 4.800 | 4.342 | 4.609 | 4.609 | 62,692 |
| 2025-05-27 | 4.850 | 5.300 | 4.450 | 4.679 | 4.679 | 154,446 |
| 2025-05-23 | 6.455 | 6.570 | 6.395 | 6.395 | 6.395 | 1,260 |
| 2025-05-22 | 6.598 | 6.748 | 6.590 | 6.695 | 6.695 | 1,889 |
| 2025-05-21 | 7.060 | 7.250 | 6.650 | 6.748 | 6.748 | 6,926 |
| 2025-05-20 | 7.450 | 7.550 | 7.450 | 7.497 | 7.497 | 290 |
| 2025-05-19 | 7.155 | 7.330 | 7.050 | 7.270 | 7.270 | 1,538 |
| 2025-05-16 | 6.710 | 7.090 | 6.690 | 7.070 | 7.070 | 919 |
| 2025-05-15 | 6.898 | 7.060 | 6.519 | 6.628 | 6.628 | 2,972 |
| 2025-05-14 | 7.570 | 7.680 | 6.835 | 7.078 | 7.078 | 4,868 |
| 2025-05-13 | 7.611 | 7.658 | 7.560 | 7.560 | 7.560 | 303 |
| 2025-05-12 | 7.700 | 7.920 | 7.383 | 7.533 | 7.533 | 919 |
| 2025-05-09 | 7.474 | 8.040 | 7.474 | 7.499 | 7.499 | 9,952 |
| 2025-05-08 | 7.160 | 7.428 | 7.074 | 7.369 | 7.369 | 425 |
| 2025-05-07 | 7.440 | 7.500 | 7.163 | 7.250 | 7.250 | 1,309 |
| 2025-05-06 | 8.030 | 8.785 | 8.000 | 8.025 | 8.025 | 6,172 |
| 2025-05-02 | 9.060 | 9.243 | 8.490 | 8.490 | 8.490 | 2,937 |
| 2025-05-01 | 9.030 | 9.060 | 8.690 | 8.760 | 8.760 | 735 |
| 2025-04-30 | 9.450 | 9.477 | 9.200 | 9.200 | 9.200 | 53 |
| 2025-04-29 | 9.640 | 9.840 | 9.567 | 9.567 | 9.567 | 122 |
| 2025-04-28 | 9.740 | 9.750 | 9.453 | 9.453 | 9.453 | 97 |
| 2025-04-25 | 9.520 | 9.790 | 9.350 | 9.730 | 9.730 | 285 |
| 2025-04-24 | 9.747 | 9.747 | 9.747 | 9.747 | 9.747 | 8 |
| 2025-04-23 | 9.744 | 9.934 | 9.730 | 9.860 | 9.860 | 159 |
| 2025-04-22 | 9.420 | 9.780 | 9.340 | 9.343 | 9.343 | 447 |
| 2025-04-17 | 9.147 | 9.387 | 9.147 | 9.250 | 9.250 | 1,892 |
| 2025-04-16 | 9.350 | 9.350 | 9.350 | 9.350 | 9.350 | 22 |
| 2025-04-15 | 9.970 | 9.970 | 9.470 | 9.470 | 9.470 | 234 |
| 2025-04-14 | 10.346 | 10.396 | 10.140 | 10.140 | 10.140 | 140 |
| 2025-04-11 | 9.690 | 10.206 | 9.660 | 10.206 | 10.206 | 10 |
| 2025-04-10 | 9.960 | 10.180 | 9.603 | 9.700 | 9.700 | 56 |
| 2025-04-09 | 10.000 | 10.510 | 9.365 | 10.072 | 10.072 | 3,746 |
| 2025-04-08 | 10.992 | 11.170 | 10.804 | 10.804 | 10.804 | 123 |
| 2025-04-07 | 10.243 | 11.271 | 10.220 | 10.746 | 10.746 | 992 |
| 2025-04-04 | 10.935 | 11.046 | 10.880 | 11.046 | 11.046 | 187 |
| 2025-04-03 | 11.700 | 11.700 | 11.300 | 11.300 | 11.300 | 48 |
| 2025-04-02 | 11.790 | 12.110 | 11.560 | 12.110 | 12.110 | 369 |
| 2025-04-01 | 12.270 | 12.350 | 11.900 | 11.930 | 11.930 | 33 |
| 2025-03-31 | 12.550 | 12.660 | 11.952 | 12.135 | 12.135 | 7,832 |
| 2025-03-28 | 13.080 | 13.080 | 12.850 | 12.955 | 12.955 | 183 |
| 2025-03-27 | 13.520 | 13.558 | 12.796 | 12.796 | 12.796 | 323 |
| 2025-03-26 | 12.740 | 13.128 | 12.740 | 12.985 | 12.985 | 1,234 |
| 2025-03-25 | 13.470 | 13.470 | 12.945 | 12.945 | 12.945 | 12 |
| 2025-03-24 | 13.080 | 13.640 | 13.080 | 13.640 | 13.640 | 11 |
| 2025-03-21 | 12.683 | 12.840 | 12.569 | 12.840 | 12.840 | 220 |
| 2025-03-20 | 13.020 | 13.120 | 13.020 | 13.090 | 13.090 | 8 |
| 2025-03-19 | 12.780 | 12.955 | 12.650 | 12.955 | 12.955 | 1,043 |
| 2025-03-18 | 13.362 | 13.500 | 12.995 | 12.995 | 12.995 | 299 |
| 2025-03-17 | 13.710 | 13.710 | 13.500 | 13.655 | 13.655 | 447 |
| 2025-03-14 | 14.220 | 14.220 | 13.845 | 13.845 | 13.845 | 98 |
| 2025-03-13 | 13.750 | 14.060 | 13.490 | 14.010 | 14.010 | 1,519 |
| 2025-03-12 | 13.970 | 14.158 | 13.860 | 14.152 | 14.152 | 4,925 |
| 2025-03-11 | 14.285 | 14.345 | 13.500 | 13.535 | 13.535 | 3,350 |
| 2025-03-07 | 15.076 | 15.414 | 15.030 | 15.414 | 15.414 | 48 |
| 2025-03-06 | 15.010 | 15.010 | 15.010 | 15.010 | 15.010 | 20 |
| 2025-03-05 | 15.030 | 15.436 | 14.545 | 14.545 | 14.545 | 149 |
| 2025-03-04 | 14.345 | 14.345 | 14.345 | 14.345 | 14.345 | 4 |
| 2025-03-03 | 15.850 | 15.850 | 15.100 | 15.100 | 15.100 | 47 |
| 2025-02-28 | 15.570 | 16.005 | 15.570 | 15.600 | 15.600 | 112 |
| 2025-02-27 | 14.270 | 15.026 | 14.270 | 15.026 | 15.026 | 30 |
Stock splits
No stock splits on record.
Dividends
No dividends on record.
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.