5 DAY PERFORMANCE
-30.40%
1 MONTH PERFORMANCE
-52.54%
3 MONTH PERFORMANCE
-71.03%
6 MONTH PERFORMANCE
-71.16%
YEAR-TO-DATE PERFORMANCE
-66.93%
1 YEAR PERFORMANCE
-77.04%
Prothena Corporation plc Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 05/27/2025 | $4.76 | $4.58 (-3.78%) | $5.35 | $4.45 | 9.64 M | $246.53 M |
| 05/23/2025 | $6.45 | $6.58 (2.02%) | $6.62 | $6.36 | 1.77 M | $354.18 M |
| 05/22/2025 | $6.75 | $6.55 (-2.96%) | $6.88 | $6.52 | 965.10 K | $352.57 M |
| 05/21/2025 | $7.16 | $6.82 (-4.75%) | $7.24 | $6.62 | 1.14 M | $367.10 M |
| 05/20/2025 | $7.45 | $7.29 (-2.15%) | $7.59 | $7.23 | 1.25 M | $392.40 M |
| 05/19/2025 | $7.11 | $7.40 (4.08%) | $7.41 | $7.00 | 781.41 K | $398.32 M |
| 05/16/2025 | $6.71 | $7.18 (7%) | $7.33 | $6.65 | 1.17 M | $386.48 M |
| 05/15/2025 | $6.90 | $6.72 (-2.61%) | $6.92 | $6.47 | 1.12 M | $361.72 M |
| 05/14/2025 | $7.57 | $6.89 (-8.98%) | $7.70 | $6.82 | 1.88 M | $370.87 M |
| 05/13/2025 | $7.61 | $7.59 (-0.26%) | $7.76 | $7.41 | 2.21 M | $408.55 M |
| 05/12/2025 | $7.57 | $7.61 (0.53%) | $8.05 | $7.17 | 1.43 M | $409.62 M |
| 05/09/2025 | $7.02 | $7.43 (5.84%) | $8.08 | $6.92 | 1.66 M | $399.93 M |
| 05/08/2025 | $7.30 | $7.10 (-2.74%) | $7.44 | $7.01 | 1.71 M | $382.17 M |
| 05/07/2025 | $7.50 | $7.29 (-2.8%) | $7.52 | $7.17 | 2.00 M | $392.31 M |
| 05/06/2025 | $8.02 | $7.35 (-8.35%) | $8.80 | $7.35 | 4.16 M | $395.54 M |
| 05/05/2025 | $8.50 | $8.08 (-4.94%) | $8.75 | $8.00 | 3.03 M | $434.83 M |
| 05/02/2025 | $8.75 | $8.50 (-2.86%) | $9.50 | $8.25 | 5.56 M | $457.43 M |
| 05/01/2025 | $9.21 | $8.72 (-5.32%) | $9.27 | $8.58 | 1.94 M | $469.27 M |
| 04/30/2025 | $9.45 | $9.20 (-2.65%) | $9.57 | $9.17 | 989.63 K | $495.10 M |
| 04/29/2025 | $9.64 | $9.69 (0.52%) | $9.78 | $9.44 | 446.00 K | $521.47 M |
| 04/28/2025 | $9.74 | $9.65 (-0.92%) | $9.81 | $9.37 | 573.60 K | $519.31 M |
| 04/25/2025 | $9.58 | $9.70 (1.25%) | $9.84 | $9.39 | 491.70 K | $521.68 M |
| 04/24/2025 | $9.56 | $9.65 (0.94%) | $9.98 | $9.45 | 388.60 K | $518.99 M |
| 04/23/2025 | $9.77 | $9.59 (-1.84%) | $10.07 | $9.44 | 836.74 K | $515.76 M |
| 04/22/2025 | $9.42 | $9.54 (1.27%) | $9.65 | $9.21 | 1.08 M | $513.07 M |
| 04/21/2025 | $9.12 | $9.30 (1.97%) | $9.97 | $9.00 | 774.05 K | $500.16 M |
| 04/17/2025 | $9.17 | $9.20 (0.33%) | $9.49 | $9.10 | 341.02 K | $494.79 M |
| 04/16/2025 | $9.51 | $9.26 (-2.63%) | $9.58 | $9.15 | 400.11 K | $498.01 M |
| 04/15/2025 | $9.88 | $9.59 (-2.94%) | $10.04 | $9.40 | 498.79 K | $515.76 M |
| 04/14/2025 | $10.45 | $9.94 (-4.88%) | $10.45 | $9.75 | 387.20 K | $534.58 M |
| 04/11/2025 | $9.69 | $10.22 (5.47%) | $10.27 | $9.59 | 443.72 K | $549.64 M |
| 04/10/2025 | $9.96 | $9.69 (-2.71%) | $10.15 | $9.54 | 460.80 K | $521.14 M |
| 04/09/2025 | $10.22 | $10.26 (0.39%) | $10.79 | $9.30 | 1.33 M | $551.79 M |
| 04/08/2025 | $11.24 | $10.48 (-6.76%) | $11.50 | $10.35 | 746.60 K | $563.62 M |
| 04/07/2025 | $10.37 | $10.84 (4.53%) | $11.28 | $10.00 | 1.13 M | $582.99 M |
| 04/04/2025 | $11.02 | $10.86 (-1.45%) | $11.37 | $10.68 | 417.15 K | $584.06 M |
| 04/03/2025 | $11.57 | $11.32 (-2.16%) | $11.84 | $11.11 | 456.56 K | $608.80 M |
| 04/02/2025 | $11.60 | $12.14 (4.66%) | $12.20 | $11.54 | 560.63 K | $652.90 M |
| 04/01/2025 | $12.27 | $11.74 (-4.32%) | $12.45 | $11.42 | 955.55 K | $631.39 M |
| 03/31/2025 | $12.66 | $12.38 (-2.21%) | $12.71 | $11.78 | 535.70 K | $665.81 M |
| 03/28/2025 | $13.03 | $13.14 (0.84%) | $13.22 | $12.70 | 211.94 K | $706.68 M |
| 03/27/2025 | $13.52 | $13.01 (-3.77%) | $13.52 | $12.71 | 284.21 K | $699.69 M |
| 03/26/2025 | $12.66 | $13.37 (5.61%) | $13.39 | $12.46 | 672.31 K | $719.05 M |
| 03/25/2025 | $13.27 | $12.65 (-4.67%) | $13.30 | $12.57 | 391.20 K | $680.33 M |
| 03/24/2025 | $13.17 | $13.34 (1.29%) | $13.71 | $13.11 | 356.25 K | $717.44 M |
| 03/21/2025 | $12.72 | $12.97 (1.97%) | $12.99 | $12.54 | 869.60 K | $697.54 M |
| 03/20/2025 | $12.78 | $12.87 (0.7%) | $13.22 | $12.78 | 399.10 K | $692.16 M |
| 03/19/2025 | $12.72 | $12.88 (1.26%) | $13.28 | $12.58 | 344.30 K | $692.70 M |
| 03/18/2025 | $13.58 | $12.83 (-5.52%) | $13.74 | $12.82 | 480.15 K | $690.01 M |
| 03/17/2025 | $13.71 | $13.74 (0.22%) | $13.95 | $13.00 | 522.00 K | $738.95 M |
| 03/14/2025 | $14.22 | $13.74 (-3.38%) | $14.34 | $13.51 | 431.42 K | $738.95 M |
| 03/13/2025 | $13.79 | $14.07 (2.03%) | $14.29 | $13.43 | 379.20 K | $756.70 M |
| 03/12/2025 | $13.85 | $13.86 (0.07%) | $14.24 | $13.62 | 319.20 K | $745.40 M |
| 03/11/2025 | $14.60 | $13.75 (-5.82%) | $14.60 | $13.41 | 629.17 K | $739.49 M |
| 03/10/2025 | $15.00 | $14.60 (-2.67%) | $15.14 | $14.29 | 281.94 K | $785.20 M |
| 03/07/2025 | $15.02 | $15.27 (1.66%) | $15.63 | $14.91 | 380.10 K | $821.24 M |
| 03/06/2025 | $14.64 | $15.13 (3.35%) | $15.54 | $14.38 | 326.74 K | $813.71 M |
| 03/05/2025 | $15.03 | $14.95 (-0.53%) | $15.48 | $14.33 | 584.05 K | $804.03 M |
| 03/04/2025 | $14.15 | $15.06 (6.43%) | $15.51 | $13.89 | 587.00 K | $809.94 M |
| 03/03/2025 | $15.85 | $14.33 (-9.59%) | $16.05 | $14.31 | 600.03 K | $770.68 M |
| 02/28/2025 | $15.31 | $15.81 (3.27%) | $16.16 | $15.16 | 514.60 K | $850.28 M |
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