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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

8.850 -0.080 (-0.90%)
Streaming Delayed Price Updated: 4:00 PM EST, Feb 12, 2026 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Feb 12, 2026 8.930 9.040 8.720 8.850 351,722 -0.08(-0.90%)
Feb 11, 2026 9.010 9.090 8.650 8.930 271,115 -0.03(-0.33%)
Feb 10, 2026 8.810 9.120 8.770 8.960 329,528 +0.10(+1.13%)
Feb 09, 2026 8.900 9.040 8.590 8.860 356,096 -0.03(-0.34%)
Feb 06, 2026 8.580 8.990 8.560 8.890 581,028 +0.54(+6.47%)
Feb 05, 2026 8.860 9.045 8.230 8.350 518,923 -0.54(-6.07%)
Feb 04, 2026 8.770 9.040 8.480 8.890 451,843 +0.11(+1.25%)
Feb 03, 2026 8.900 9.050 8.610 8.780 280,865 -0.13(-1.46%)
Feb 02, 2026 8.790 8.950 8.390 8.910 556,687 +0.10(+1.14%)
Jan 30, 2026 8.980 9.070 8.650 8.810 389,955 -0.25(-2.76%)
Jan 29, 2026 9.150 9.500 8.950 9.060 362,299 -0.08(-0.88%)
Jan 28, 2026 9.690 9.775 9.100 9.140 422,156 -0.59(-6.06%)
Jan 27, 2026 9.920 10.09 9.680 9.730 393,146 -0.21(-2.11%)
Jan 26, 2026 9.940 10.26 9.765 9.940 470,286 -0.06(-0.60%)
Jan 23, 2026 10.30 10.53 9.990 10.00 659,527 -0.34(-3.29%)
Jan 22, 2026 9.680 10.35 9.665 10.34 512,686 +0.66(+6.82%)
Jan 21, 2026 9.280 9.720 9.240 9.680 591,430 +0.43(+4.65%)
Jan 20, 2026 9.120 9.545 9.000 9.250 630,848 -0.10(-1.07%)
Jan 16, 2026 9.290 9.450 8.935 9.350 761,486 +0.09(+0.97%)
Jan 15, 2026 9.160 9.275 8.910 9.260 601,967 +0.06(+0.65%)
Jan 14, 2026 8.940 9.260 8.840 9.200 398,465 +0.22(+2.45%)
Jan 13, 2026 8.770 9.060 8.770 8.980 470,366 +0.07(+0.79%)
Jan 12, 2026 9.160 9.160 8.650 8.910 585,586 -0.28(-3.05%)
Jan 09, 2026 9.190 9.335 9.110 9.190 401,921 +0.14(+1.55%)
Jan 08, 2026 9.030 9.160 8.950 9.050 376,004 -0.08(-0.88%)
Jan 07, 2026 9.000 9.465 8.960 9.130 467,536 +0.16(+1.78%)
Jan 06, 2026 9.010 9.140 8.885 8.970 636,414 -0.13(-1.43%)
Jan 05, 2026 9.240 9.240 8.920 9.100 539,121 -0.10(-1.09%)
Jan 02, 2026 9.560 9.690 9.070 9.200 526,924 -0.35(-3.66%)
Dec 31, 2025 9.300 9.560 9.240 9.550 475,140 +0.24(+2.58%)
Dec 30, 2025 9.450 9.520 9.290 9.310 363,451 -0.17(-1.79%)
Dec 29, 2025 9.490 9.545 9.335 9.480 495,901 -0.06(-0.63%)
Dec 26, 2025 9.670 9.670 9.430 9.540 424,645 -0.15(-1.55%)
Dec 24, 2025 9.460 9.740 9.230 9.690 237,356 +0.20(+2.11%)
Dec 23, 2025 9.530 9.590 9.290 9.490 703,352 -0.19(-1.96%)
Dec 22, 2025 9.160 9.780 9.070 9.680 688,016 +0.47(+5.10%)
Dec 19, 2025 9.380 9.560 9.110 9.210 4,129,698 -0.17(-1.81%)
Dec 18, 2025 9.460 9.670 9.320 9.380 547,633 -0.05(-0.53%)
Dec 17, 2025 9.780 9.910 9.390 9.430 508,027 -0.32(-3.28%)
Dec 16, 2025 9.950 10.16 9.520 9.750 638,928 -0.22(-2.21%)
Dec 15, 2025 10.37 10.50 9.940 9.970 852,645 -0.39(-3.76%)
Dec 12, 2025 10.40 10.49 10.20 10.36 477,695 +0.03(+0.29%)
Dec 11, 2025 9.930 10.50 9.810 10.33 693,399 +0.46(+4.66%)
Dec 10, 2025 10.28 10.32 9.690 9.870 961,391 -0.45(-4.36%)
Dec 09, 2025 10.70 10.80 10.23 10.32 532,153 -0.41(-3.82%)
Dec 08, 2025 11.20 11.30 10.71 10.73 561,870 -0.34(-3.07%)
Dec 05, 2025 11.18 11.48 10.97 11.07 434,696 -0.09(-0.81%)
Dec 04, 2025 11.04 11.57 10.95 11.16 1,161,191 -0.01(-0.09%)
Dec 03, 2025 10.40 11.48 10.31 11.17 777,465 +0.82(+7.92%)
Dec 02, 2025 10.29 10.53 10.14 10.35 615,114 +0.07(+0.73%)
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