CRACR vs PTIX

Comparison between Crown Reserve Acquisition Corp I (CRACR, Company) and Protagenic Therapeutics Inc (PTIX, Company).

CRACR vs PTIX - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	CRACR(COMPANY)	PTIX(COMPANY)
Market Cap	$647K	$696K
Max Drawdown	47.83%	99.98%
Sharpe Ratio	-0.18	-0.44
5Y Beta	-0.53	N/A
Industry	N/A	Biotechnology
P/E Ratio	N/A	-0.07
5Y EPS CAGR	N/A	9.80%
Debt to Equity	0.00%	0.00%
Free Cash Flow Yield	-3.83%	N/A

Market Cap

CRACR

$647K

Winner

PTIX

$696K

Max Drawdown

Winner

CRACR

47.83%

PTIX

99.98%

Sharpe Ratio

Winner

CRACR

-0.18

PTIX

-0.44

5Y Beta

CRACR

-0.53

PTIX

N/A

Industry

CRACR

N/A

PTIX

Biotechnology

P/E Ratio

CRACR

N/A

PTIX

-0.07

5Y EPS CAGR

CRACR

N/A

PTIX

9.80%

Debt to Equity

CRACR

0.00%

PTIX

0.00%

Free Cash Flow Yield

CRACR

-3.83%

PTIX

N/A

CRACR vs PTIX - Historical Returns

Returns include dividend reinvestment.

Period	CRACR	PTIX
1 month	-3.84%	-34.08%
3 months	-15.31%	-52.01%
6 months	-17.01%	-72.84%
1 year	N/A	-90.70%
5 years(CAGR)	N/A	-71.03%
10 years(CAGR)	N/A	-54.11%
Max(CAGR)	-39.06%	-44.56%

Winner

CRACR

-3.84%

PTIX

-34.08%

Winner

CRACR

-15.31%

PTIX

-52.01%

Winner

CRACR

-17.01%

PTIX

-72.84%

CRACR

N/A

PTIX

-90.70%

5Y(CAGR)

CRACR

N/A

PTIX

-71.03%

10Y(CAGR)

CRACR

N/A

PTIX

-54.11%

Max(CAGR)

Winner

CRACR

-39.06%

PTIX

-44.56%

CRACR vs PTIX - Annual Returns (2016 - 2026)

Returns include dividend reinvestment.

Year	CRACR	PTIX
2026	-15.17%	-51.36%
2025	-10.00%	-82.13%
2024	N/A	-46.74%
2023	N/A	-39.63%
2022	N/A	-71.43%
2021	N/A	+31.90%
2020	N/A	-25.54%
2019	N/A	-29.49%
2018	N/A	-9.09%
2017	N/A	-71.55%
2016	N/A	+150.00%

CRACR vs PTIX Drawdown Comparison

The maximum drawdown for CRACR was -47.83%, occurring on May 29, 2026. This drawdown has not yet recovered.

The maximum drawdown for PTIX was -99.98%, occurring on Feb 17, 2026. This drawdown has not yet recovered.

The current CRACR drawdown is -33.61%. The current PTIX drawdown is -99.98%.

Rank	CRACR	PTIX
#1	-47.83% Feb 6, 2026 - May 29, 2026	-99.98% Apr 6, 2016 - Feb 17, 2026
#2	-13.59% Jan 15, 2026 - Jan 29, 2026	-66.67% Jan 29, 2016 - Apr 6, 2016
#3	-10.04% Dec 18, 2025 - Jan 15, 2026	N/A
#4	-9.90% Dec 9, 2025 - Dec 18, 2025	N/A
#5	-2.22% Feb 3, 2026 - Feb 6, 2026	N/A
#6	-2.09% Jan 29, 2026 - Feb 3, 2026	N/A