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CAEP vs PRTA

Comparison between Cantor Equity Partners III Inc - Class A (CAEP, Company) and Prothena Corporation plc (PRTA, Company).

CAEP is from the Financial Services sector, while PRTA is from the Healthcare sector.

CAEP vs PRTA - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap
Winner
CAEP
$420M
PRTA
$420M
Max Drawdown
Winner
CAEP
7.03%
PRTA
94.19%
Sharpe Ratio
Winner
CAEP
1.41
PRTA
1.08
5Y Beta
CAEP
N/A
PRTA
0.95
Industry
CAEP
Shell Companies
PRTA
Biotechnology
P/E Ratio
CAEP
32.58
Winner
PRTA
-2.83
Forward P/E
CAEP
N/A
PRTA
10.63
PEG Ratio
CAEP
N/A
PRTA
-0.08
5Y EPS CAGR
CAEP
N/A
PRTA
-1.54%
Debt to Equity
CAEP
0.18%
Winner
PRTA
0.00%
Free Cash Flow Yield
Winner
CAEP
-0.02%
PRTA
-19.37%
P/S Ratio
CAEP
N/A
PRTA
7.65
P/B Ratio
Winner
CAEP
1.36
PRTA
1.42

CAEP vs PRTA - Historical Returns

Returns include dividend reinvestment.

1M
Winner
CAEP
+45.21%
PRTA
-12.51%
3M
Winner
CAEP
+46.63%
PRTA
-11.39%
6M
Winner
CAEP
+47.20%
PRTA
-20.37%
1Y
CAEP
+42.86%
Winner
PRTA
+62.72%
5Y(CAGR)
CAEP
N/A
PRTA
-28.79%
10Y(CAGR)
CAEP
N/A
PRTA
-15.75%
Max(CAGR)
Winner
CAEP
+49.68%
PRTA
+1.02%

CAEP vs PRTA - Annual Returns (2012 - 2026)

Returns include dividend reinvestment.

YearCAEPPRTA
2026+46.91%-10.33%
2025-2.86%-30.14%
2024N/A-64.06%
2023N/A-32.07%
2022N/A+22.41%
2021N/A+301.63%
2020N/A-23.16%
2019N/A+50.76%
2018N/A-72.75%
2017N/A-24.70%
2016N/A-20.94%
2015N/A+234.69%
2014N/A-26.12%
2013N/A+278.86%
2012N/A+1.81%

CAEP vs PRTA Drawdown Comparison

The maximum drawdown for CAEP was -7.03%, occurring on Nov 17, 2025. Recovery took 205 trading sessions.

The maximum drawdown for PRTA was -94.19%, occurring on May 27, 2025. This drawdown has not yet recovered.

The current PRTA drawdown is -89.54%.

RankCAEPPRTA
#1-7.03%
Jul 16, 2025 - May 8, 2026
-94.19%
Sep 23, 2021 - May 27, 2025
#2-4.62%
May 11, 2026 - May 15, 2026
-90.85%
Nov 27, 2015 - Sep 10, 2021
#3-1.14%
Jun 30, 2025 - Jul 11, 2025
-64.27%
Mar 20, 2014 - Jun 17, 2015
#4-0.57%
Jul 11, 2025 - Jul 15, 2025
-36.96%
Jul 28, 2015 - Nov 18, 2015
#5N/A-20.33%
Dec 31, 2012 - Apr 9, 2013
#6N/A-18.45%
Jun 20, 2013 - Jul 12, 2013
#7N/A-17.61%
Jan 30, 2014 - Feb 25, 2014
#8N/A-15.12%
Dec 16, 2013 - Jan 29, 2014
#9N/A-14.72%
Oct 2, 2013 - Oct 25, 2013
#10N/A-11.68%
May 28, 2013 - Jun 7, 2013
#11N/A-10.76%
Aug 2, 2013 - Aug 22, 2013
#12N/A-10.14%
Jun 22, 2015 - Jul 14, 2015
#13N/A-7.65%
Mar 12, 2014 - Mar 19, 2014
#14N/A-6.94%
Aug 29, 2013 - Oct 2, 2013
#15N/A-6.73%
Jul 22, 2015 - Jul 28, 2015

Correlation

Correlation between CAEP and PRTA is 0.18 which considered as a very weak or no correlation - the stocks move independently of each other.

0.18
-101

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