Prothena Corp. Plc PRTA
NASDAQ · United States · Health Technology
$8.36-0.18 (-2.11%)
Market closed· · USD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
Market closed· · USD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
| Date | Close | Change | Open | High | Low | Volume |
|---|---|---|---|---|---|---|
| 2026-10-02 | $8.36 | -2.11% | $8.62 | $8.62 | $8.35 | 675.80K |
| 2026-10-01 | $8.54 | +1.91% | $8.54 | $8.58 | $8.35 | 457.10K |
| 2026-09-30 | $8.38 | -4.56% | $8.98 | $8.99 | $8.36 | 634.80K |
| 2026-09-29 | $8.78 | +0.69% | $8.66 | $8.80 | $8.59 | 602.30K |
| 2026-09-28 | $8.72 | +5.19% | $8.25 | $8.86 | $8.07 | 488.90K |
| 2026-09-25 | $8.29 | -0.36% | $8.38 | $8.52 | $8.19 | 481.00K |
| 2026-09-24 | $8.32 | -4.15% | $8.63 | $8.73 | $8.28 | 426.10K |
| 2026-09-23 | $8.68 | -3.45% | $8.94 | $8.97 | $8.66 | 357.80K |
| 2026-09-22 | $8.99 | +5.64% | $8.72 | $9.09 | $8.70 | 445.50K |
| 2026-09-21 | $8.51 | -0.82% | $8.59 | $8.80 | $8.46 | 361.90K |
| 2026-09-18 | $8.58 | +1.42% | $8.41 | $8.60 | $8.25 | 1.83M |
| 2026-09-17 | $8.46 | +2.67% | $8.39 | $8.56 | $8.23 | 404.80K |
| 2026-09-16 | $8.24 | -1.08% | $8.35 | $8.50 | $8.20 | 398.30K |
| 2026-09-15 | $8.33 | -5.98% | $8.86 | $8.86 | $8.30 | 323.40K |
| 2026-09-14 | $8.86 | -0.78% | $8.95 | $8.99 | $8.79 | 374.90K |
| 2026-09-11 | $8.93 | -1.00% | $9.06 | $9.14 | $8.77 | 376.30K |
| 2026-09-10 | $9.02 | -3.01% | $9.25 | $9.26 | $8.97 | 310.80K |
| 2026-09-09 | $9.30 | -2.52% | $9.40 | $9.50 | $9.22 | 294.60K |
| 2026-09-08 | $9.54 | -2.85% | $9.60 | $9.67 | $9.35 | 305.40K |
| 2026-09-04 | $9.82 | +2.29% | $9.50 | $9.87 | $9.48 | 383.90K |
| 2026-09-03 | $9.60 | -0.88% | $9.77 | $9.78 | $9.51 | 275.20K |
| 2026-09-02 | $9.69 | +0.78% | $9.64 | $9.75 | $9.37 | 341.10K |
| 2026-09-01 | $9.61 | +2.78% | $9.28 | $9.63 | $9.26 | 267.70K |
| 2026-08-31 | $9.35 | +0.21% | $9.26 | $9.40 | $9.10 | 335.10K |
| 2026-08-28 | $9.33 | +2.64% | $9.02 | $9.48 | $8.95 | 498.10K |
| 2026-08-27 | $9.09 | -1.73% | $9.16 | $9.24 | $8.95 | 338.90K |
| 2026-08-26 | $9.25 | -1.80% | $9.40 | $9.40 | $9.15 | 289.00K |
| 2026-08-25 | $9.42 | +0.32% | $9.51 | $9.82 | $9.42 | 363.70K |
| 2026-08-24 | $9.39 | -0.63% | $9.46 | $9.49 | $9.19 | 248.10K |
| 2026-08-21 | $9.45 | +4.65% | $9.11 | $9.52 | $9.09 | 376.00K |
| 2026-08-20 | $9.03 | -2.80% | $9.13 | $9.15 | $8.71 | 346.00K |
| 2026-08-19 | $9.29 | +6.66% | $8.91 | $9.34 | $8.91 | 385.50K |
| 2026-08-18 | $8.71 | -1.91% | $8.88 | $9.00 | $8.58 | 248.60K |
| 2026-08-17 | $8.88 | +0.23% | $8.84 | $9.07 | $8.73 | 365.90K |
| 2026-08-14 | $8.86 | -2.42% | $9.04 | $9.15 | $8.84 | 312.60K |
| 2026-08-13 | $9.08 | -1.94% | $9.30 | $9.36 | $9.04 | 343.10K |
| 2026-08-12 | $9.26 | +0.43% | $9.22 | $9.31 | $9.09 | 274.90K |
| 2026-08-11 | $9.22 | +1.10% | $9.12 | $9.28 | $8.86 | 475.30K |
| 2026-08-10 | $9.12 | +4.11% | $8.76 | $9.17 | $8.53 | 713.70K |
| 2026-08-07 | $8.76 | +2.10% | $8.54 | $8.85 | $8.04 | 481.90K |
| 2026-08-06 | $8.58 | +1.06% | $8.50 | $8.77 | $8.33 | 418.60K |
| 2026-08-05 | $8.49 | 0.00% | $8.49 | $8.73 | $8.40 | 489.50K |
| 2026-08-04 | $8.49 | +1.92% | $8.33 | $8.58 | $8.33 | 329.90K |
| 2026-08-03 | $8.33 | +2.59% | $8.17 | $8.38 | $8.04 | 566.00K |
| 2026-07-31 | $8.12 | -3.45% | $8.41 | $8.51 | $8.00 | 545.50K |
| 2026-07-30 | $8.41 | -1.75% | $8.50 | $8.56 | $8.26 | 502.20K |
| 2026-07-29 | $8.56 | 0.00% | $8.45 | $8.68 | $8.39 | 641.20K |
| 2026-07-28 | $8.56 | -1.61% | $8.70 | $8.78 | $8.36 | 802.20K |
| 2026-07-27 | $8.70 | -0.57% | $8.88 | $9.13 | $8.66 | 704.70K |
| 2026-07-24 | $8.75 | +2.58% | $8.54 | $8.82 | $8.35 | 576.80K |
| 2026-07-23 | $8.53 | +1.07% | $8.27 | $8.63 | $8.23 | 532.20K |
| 2026-07-22 | $8.44 | -3.54% | $8.69 | $8.79 | $8.43 | 542.50K |
| 2026-07-21 | $8.75 | +0.92% | $8.72 | $8.81 | $8.51 | 647.60K |
| 2026-07-20 | $8.67 | +0.12% | $8.66 | $8.85 | $8.55 | 549.60K |
| 2026-07-17 | $8.66 | +2.24% | $8.40 | $8.80 | $8.27 | 408.40K |
| 2026-07-16 | $8.47 | +0.47% | $8.40 | $8.66 | $8.07 | 659.70K |
| 2026-07-15 | $8.43 | -2.43% | $8.58 | $8.63 | $8.42 | 504.70K |
| 2026-07-14 | $8.64 | -2.15% | $8.77 | $8.88 | $8.61 | 530.30K |
| 2026-07-13 | $8.83 | -4.44% | $9.17 | $9.19 | $8.76 | 781.70K |
| 2026-07-10 | $9.24 | -4.15% | $9.64 | $9.82 | $9.03 | 505.10K |
| 2026-07-09 | $9.64 | -2.13% | $9.83 | $10.02 | $9.55 | 482.20K |
| 2026-07-08 | $9.85 | +1.76% | $9.66 | $9.86 | $9.56 | 444.20K |
| 2026-07-07 | $9.68 | +1.89% | $9.62 | $9.78 | $9.33 | 520.50K |
| 2026-07-06 | $9.50 | -1.96% | $9.65 | $9.84 | $9.47 | 403.70K |
| 2026-07-02 | $9.69 | +1.15% | $9.61 | $10.15 | $9.57 | 462.90K |
| 2026-07-01 | $9.58 | -2.15% | $9.74 | $10.00 | $9.47 | 436.70K |
| 2026-06-30 | $9.79 | -1.81% | $9.96 | $10.04 | $9.75 | 339.60K |
| 2026-06-29 | $9.97 | -0.50% | $10.00 | $10.12 | $9.78 | 420.30K |
| 2026-06-26 | $10.02 | +8.09% | $9.32 | $10.09 | $9.28 | 1.91M |
| 2026-06-25 | $9.27 | -1.38% | $9.42 | $9.58 | $9.19 | 964.90K |
| 2026-06-24 | $9.40 | -1.57% | $9.57 | $9.87 | $9.26 | 477.90K |
| 2026-06-23 | $9.55 | +4.37% | $9.12 | $9.77 | $9.12 | 458.00K |
| 2026-06-22 | $9.15 | +2.46% | $8.90 | $9.27 | $8.89 | 612.50K |
| 2026-06-18 | $8.93 | +5.18% | $8.63 | $9.15 | $8.52 | 1.39M |
| 2026-06-17 | $8.49 | +2.41% | $8.39 | $8.72 | $8.39 | 543.00K |
| 2026-06-16 | $8.29 | +1.72% | $8.16 | $8.35 | $7.85 | 586.30K |
| 2026-06-15 | $8.15 | -1.21% | $8.69 | $8.77 | $7.93 | 622.60K |
| 2026-06-12 | $8.25 | -0.12% | $8.26 | $8.45 | $8.23 | 315.40K |
| 2026-06-11 | $8.26 | +4.42% | $7.89 | $8.46 | $7.73 | 634.20K |
| 2026-06-10 | $7.91 | -6.61% | $8.42 | $8.59 | $7.89 | 457.00K |
| 2026-06-09 | $8.47 | -1.05% | $8.56 | $8.87 | $8.35 | 493.50K |
| 2026-06-08 | $8.56 | -2.62% | $8.80 | $8.89 | $8.53 | 313.20K |
| 2026-06-05 | $8.79 | -4.97% | $9.25 | $9.38 | $8.63 | 656.30K |
| 2026-06-04 | $9.25 | +3.70% | $9.03 | $9.45 | $9.03 | 504.90K |
| 2026-06-03 | $8.92 | -2.94% | $9.21 | $9.21 | $8.73 | 593.20K |
| 2026-06-02 | $9.19 | -4.17% | $9.59 | $9.59 | $9.12 | 439.00K |
| 2026-06-01 | $9.59 | -5.80% | $10.03 | $10.07 | $9.49 | 457.80K |
| 2026-05-29 | $10.18 | +2.00% | $9.93 | $10.23 | $9.80 | 501.40K |
| 2026-05-28 | $9.98 | -0.50% | $9.95 | $10.05 | $9.93 | 281.80K |
| 2026-05-27 | $10.03 | -0.30% | $10.11 | $10.26 | $10.01 | 616.20K |