PTIX vs CRACR

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

PTIX vs CRACR - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

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

Market Cap

Winner

PTIX

$696K

CRACR

$647K

Max Drawdown

PTIX

99.98%

Winner

CRACR

47.83%

Sharpe Ratio

PTIX

-0.44

Winner

CRACR

-0.18

5Y Beta

PTIX

N/A

CRACR

-0.53

Industry

PTIX

Biotechnology

CRACR

N/A

P/E Ratio

PTIX

-0.07

CRACR

N/A

5Y EPS CAGR

PTIX

9.80%

CRACR

N/A

Debt to Equity

PTIX

0.00%

CRACR

0.00%

Free Cash Flow Yield

PTIX

N/A

CRACR

-3.83%

PTIX vs CRACR - Historical Returns

Returns include dividend reinvestment.

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

PTIX

-34.08%

Winner

CRACR

-3.84%

PTIX

-52.01%

Winner

CRACR

-15.31%

PTIX

-72.84%

Winner

CRACR

-17.01%

PTIX

-90.70%

CRACR

N/A

5Y(CAGR)

PTIX

-71.03%

CRACR

N/A

10Y(CAGR)

PTIX

-54.11%

CRACR

N/A

Max(CAGR)

PTIX

-44.56%

Winner

CRACR

-39.06%

PTIX vs CRACR - Annual Returns (2016 - 2026)

Returns include dividend reinvestment.

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

PTIX vs CRACR Drawdown Comparison

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

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

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

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