QSEAR vs PTIX

Comparison between Quartzsea Acquisition Corp (QSEAR, Company) and Protagenic Therapeutics Inc (PTIX, Company).

QSEAR vs PTIX - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	QSEAR(COMPANY)	PTIX(COMPANY)
Market Cap	$654K	$696K
Max Drawdown	65.56%	99.98%
Sharpe Ratio	0.52	-0.44
5Y Beta	-0.31	N/A
Industry	N/A	Biotechnology
P/E Ratio	0.61	-0.07
5Y EPS CAGR	N/A	9.80%
Debt to Equity	0.00%	0.00%

Market Cap

QSEAR

$654K

Winner

PTIX

$696K

Max Drawdown

Winner

QSEAR

65.56%

PTIX

99.98%

Sharpe Ratio

Winner

QSEAR

0.52

PTIX

-0.44

5Y Beta

QSEAR

-0.31

PTIX

N/A

Industry

QSEAR

N/A

PTIX

Biotechnology

P/E Ratio

QSEAR

0.61

Winner

PTIX

-0.07

5Y EPS CAGR

QSEAR

N/A

PTIX

9.80%

Debt to Equity

QSEAR

0.00%

PTIX

0.00%

QSEAR vs PTIX - Historical Returns

Returns include dividend reinvestment.

Period	QSEAR	PTIX
1 month	-12.00%	-34.08%
3 months	+22.22%	-52.01%
6 months	+9.95%	-72.84%
1 year	-15.42%	-90.70%
5 years(CAGR)	N/A	-71.03%
10 years(CAGR)	N/A	-54.11%
Max(CAGR)	-10.76%	-44.56%

Winner

QSEAR

-12.00%

PTIX

-34.08%

Winner

QSEAR

+22.22%

PTIX

-52.01%

Winner

QSEAR

+9.95%

PTIX

-72.84%

Winner

QSEAR

-15.42%

PTIX

-90.70%

5Y(CAGR)

QSEAR

N/A

PTIX

-71.03%

10Y(CAGR)

QSEAR

N/A

PTIX

-54.11%

Max(CAGR)

Winner

QSEAR

-10.76%

PTIX

-44.56%

QSEAR vs PTIX - Annual Returns (2016 - 2026)

Returns include dividend reinvestment.

Year	QSEAR	PTIX
2026	+0.00%	-51.36%
2025	-19.92%	-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%

QSEAR vs PTIX Drawdown Comparison

The maximum drawdown for QSEAR was -65.56%, occurring on Apr 8, 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 QSEAR drawdown is -31.25%. The current PTIX drawdown is -99.98%.

Rank	QSEAR	PTIX
#1	-65.56% Feb 17, 2026 - Apr 8, 2026	-99.98% Apr 6, 2016 - Feb 17, 2026
#2	-35.71% Jul 15, 2025 - Feb 17, 2026	-66.67% Jan 29, 2016 - Apr 6, 2016
#3	-13.79% May 13, 2025 - Jul 14, 2025	N/A