Annual Book Value:
$486.93M-$74.44M(-13.26%)Summary
- As of today, PRTA annual book value is $486.93 million, with the most recent change of -$74.44 million (-13.26%) on December 31, 2024.
- During the last 3 years, PRTA annual book value has risen by +$20.88 million (+4.48%).
- PRTA annual book value is now -21.72% below its all-time high of $622.04 million, reached on December 31, 2022.
Performance
PRTA Book Value Chart
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Range
Earnings dates
Quarterly Book Value:
$294.99M-$29.34M(-9.05%)Summary
- As of today, PRTA quarterly book value is $294.99 million, with the most recent change of -$29.34 million (-9.05%) on September 30, 2025.
- Over the past year, PRTA quarterly book value has dropped by -$239.37 million (-44.80%).
- PRTA quarterly book value is now -52.58% below its all-time high of $622.04 million, reached on December 31, 2022.
Performance
PRTA Quarterly Book Value Chart
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Book Value Formula
Book Value = Total Assets − Total Liabilities
PRTA Book Value Trends
| PeriodPeriod | AnnualAnnual | QuarterlyQuarterly |
|---|---|---|
| 1Y1 Year | -13.3% | -44.8% |
| 3Y3 Years | +4.5% | -27.1% |
| 5Y5 Years | +78.4% | +40.8% |
PRTA Book Value Highs & Lows
| PeriodPeriod | Annual vs HighAnnual vs High | Annual vs LowAnnual vs Low | Quarter. vs HighQuarter. vs High | Quarter. vs LowQuarter. vs Low | |
|---|---|---|---|---|---|
| 3Y | 3-Year | -21.7% | +4.5% | -52.6% | at low |
| 5Y | 5-Year | -21.7% | +164.6% | -52.6% | +60.3% |
| All-Time | All-Time | -21.7% | +7708.2% | -52.6% | +9615.8% |
PRTA Book Value History
| Date | Annual | Quarterly |
|---|---|---|
| Sep 2025 | - | $294.99M(-9.0%) |
| Jun 2025 | - | $324.33M(-25.9%) |
| Mar 2025 | - | $437.68M(-10.1%) |
| Dec 2024 | $486.93M(-13.3%) | $486.93M(-8.9%) |
| Sep 2024 | - | $534.36M(-8.2%) |
| Jun 2024 | - | $581.92M(+15.8%) |
| Mar 2024 | - | $502.40M(-10.5%) |
| Dec 2023 | $561.37M(-9.8%) | $561.37M(-9.1%) |
| Sep 2023 | - | $617.23M(+6.1%) |
| Jun 2023 | - | $581.68M(-4.2%) |
| Mar 2023 | - | $607.41M(-2.4%) |
| Dec 2022 | $622.04M(+33.5%) | $622.04M(+53.7%) |
| Sep 2022 | - | $404.65M(-0.7%) |
| Jun 2022 | - | $407.30M(-7.2%) |
| Mar 2022 | - | $438.89M(-5.8%) |
| Dec 2021 | $466.04M(+153.3%) | $466.04M(-5.0%) |
| Sep 2021 | - | $490.47M(+70.2%) |
| Jun 2021 | - | $288.21M(+22.9%) |
| Mar 2021 | - | $234.58M(+27.5%) |
| Dec 2020 | $184.01M(-32.6%) | $184.01M(-12.2%) |
| Sep 2020 | - | $209.51M(-10.6%) |
| Jun 2020 | - | $234.44M(-8.1%) |
| Mar 2020 | - | $255.04M(-6.6%) |
| Dec 2019 | $272.92M(-15.5%) | $272.92M(-5.6%) |
| Sep 2019 | - | $289.18M(-4.5%) |
| Jun 2019 | - | $302.81M(-3.0%) |
| Mar 2019 | - | $312.13M(-3.4%) |
| Date | Annual | Quarterly |
|---|---|---|
| Dec 2018 | $323.00M(-20.7%) | $323.00M(-4.9%) |
| Sep 2018 | - | $339.65M(-4.6%) |
| Jun 2018 | - | $356.01M(-13.1%) |
| Mar 2018 | - | $409.51M(+0.6%) |
| Dec 2017 | $407.19M(+11.4%) | $407.19M(-8.8%) |
| Sep 2017 | - | $446.25M(-8.4%) |
| Jun 2017 | - | $486.98M(-1.9%) |
| Mar 2017 | - | $496.25M(+35.8%) |
| Dec 2016 | $365.40M(+1.3%) | $365.40M(-8.9%) |
| Sep 2016 | - | $401.10M(-6.9%) |
| Jun 2016 | - | $430.86M(-7.5%) |
| Mar 2016 | - | $465.78M(+29.1%) |
| Dec 2015 | $360.67M(+24.4%) | $360.67M(-4.6%) |
| Sep 2015 | - | $377.95M(-4.4%) |
| Jun 2015 | - | $395.22M(+42.5%) |
| Mar 2015 | - | $277.43M(-4.3%) |
| Dec 2014 | $289.89M(+67.3%) | $289.89M(-3.9%) |
| Sep 2014 | - | $301.56M(+1.1%) |
| Jun 2014 | - | $298.42M(+54.6%) |
| Mar 2014 | - | $193.01M(+11.4%) |
| Dec 2013 | $173.27M(+37.0%) | $173.27M(+75.4%) |
| Sep 2013 | - | $98.78M(-7.9%) |
| Jun 2013 | - | $107.23M(-9.0%) |
| Mar 2013 | - | $117.79M(-6.9%) |
| Dec 2012 | $126.48M(+2076.3%) | $126.48M(+4180.1%) |
| Sep 2012 | - | -$3.10M |
| Dec 2011 | -$6.40M(-6493.6%) | - |
| Dec 2010 | $100.10K | - |
FAQ
- What is Prothena Corporation plc annual book value?
- What is the all-time high annual book value for Prothena Corporation plc?
- What is Prothena Corporation plc annual book value year-on-year change?
- What is Prothena Corporation plc quarterly book value?
- What is the all-time high quarterly book value for Prothena Corporation plc?
- What is Prothena Corporation plc quarterly book value year-on-year change?
What is Prothena Corporation plc annual book value?
The current annual book value of PRTA is $486.93M
What is the all-time high annual book value for Prothena Corporation plc?
Prothena Corporation plc all-time high annual book value is $622.04M
What is Prothena Corporation plc annual book value year-on-year change?
Over the past year, PRTA annual book value has changed by -$74.44M (-13.26%)
What is Prothena Corporation plc quarterly book value?
The current quarterly book value of PRTA is $294.99M
What is the all-time high quarterly book value for Prothena Corporation plc?
Prothena Corporation plc all-time high quarterly book value is $622.04M
What is Prothena Corporation plc quarterly book value year-on-year change?
Over the past year, PRTA quarterly book value has changed by -$239.37M (-44.80%)