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Prothena Corporation plc (PRTA : NSD)

Sector: Healthcare

Close
(09-17-2025)
$8.06
Change
-$0.10 (-1.23%)
Volume 506,219
Open $8.19
Day Range $8.04 - $8.39
52 Week Low $4.32
52 Week High $22.41
Annual Yield -
Annual Dividend -
Last Dividend -
Industry Sector Healthcare
Quoted Market Value $433,869,655
Shares Outstanding 53,829,982
Book Value per Share $1.34
Earnings per Share -$5.61
Period
Created with Highcharts 10.3.3Closing PriceVolumeJan 2016Jan 2017Jan 2018Jan 2019Jan 2020Jan 2021Jan 2022Jan 2023Jan 2024Jan 2025Oct 2024Nov 2024Dec 2024Jan 2025Feb 2025Mar 2025Mar 2025Apr 2025May 2025Jun 2025Jul 2025Aug 2025Sep 20252016-01-012018-01-012020-01-012022-01-012024-01-01$0.00$25.00$50.00$75.00$100.00$5.00$10.00$15.00$20.00050,000,000100,000,00010,000,00020,000,000Period
Created with Highcharts 10.3.3Jan 2016Jan 2017Jan 2018Jan 2019Jan 2020Jan 2021Jan 2022Jan 2023Jan 2024Jan 2025Oct 2024Nov 2024Dec 2024Jan 2025Feb 2025Mar 2025Mar 2025Apr 2025May 2025Jun 2025Jul 2025Aug 2025Sep 20252016-01-012018-01-012020-01-012022-01-012024-01-01-100%-75%-50%-25%0%25%50%Period

Legend

Prothena Corporation plc

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Pricing History (Last 30 Days)

Pricing History
Date Close Change
September 17, 2025 8.06
-$0.10 (-1.23%)
September 16, 2025 8.16
$0.00 (0.00%)
September 15, 2025 8.16
-$0.05 (-0.61%)
September 12, 2025 8.21
-$0.22 (-2.61%)
September 11, 2025 8.43
$0.13 (1.51%)
September 10, 2025 8.31
-$0.04 (-0.42%)
September 09, 2025 8.34
-$0.15 (-1.77%)
September 08, 2025 8.49
-$0.06 (-0.70%)
September 05, 2025 8.55
$0.34 (4.14%)
September 04, 2025 8.21
-$0.18 (-2.15%)
September 03, 2025 8.39
$0.12 (1.45%)
September 02, 2025 8.27
$0.07 (0.85%)
September 01, 2025 8.20
$0.00 (0.00%)
August 29, 2025 8.20
-$0.04 (-0.49%)
August 28, 2025 8.24
-$0.32 (-3.74%)
August 27, 2025 8.56
$0.21 (2.51%)
August 26, 2025 8.35
-$0.03 (-0.36%)
August 25, 2025 8.38
-$0.39 (-4.45%)
August 22, 2025 8.77
$0.21 (2.45%)
August 21, 2025 8.56
$0.04 (0.47%)
August 20, 2025 8.52
$0.00 (0.00%)
August 19, 2025 8.52
-$0.01 (-0.12%)
August 18, 2025 8.53
$0.28 (3.39%)
August 15, 2025 8.25
$0.19 (2.36%)
August 14, 2025 8.06
$0.01 (0.12%)
August 13, 2025 8.05
$0.51 (6.76%)
August 12, 2025 7.54
-$0.13 (-1.69%)
August 11, 2025 7.67
-$0.02 (-0.26%)
August 08, 2025 7.69
-$0.03 (-0.39%)
August 07, 2025 7.72
-$0.20 (-2.53%)

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