ZTEK vs PDSB

Comparison between Zentek Ltd (ZTEK, Company) and PDS Biotechnology Corporation (PDSB, Company).

Both ZTEK and PDSB are from the Healthcare sector.

5-Year PerformanceZTEK has outperformed PDSB, delivering a return of -26.2% compared to -39.7%

ZTEK vs PDSB - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	ZTEK(COMPANY)	PDSB(COMPANY)
Market Cap	$63M	$62M
Max Drawdown	92.57%	99.89%
Sharpe Ratio	-0.64	-0.03
5Y Beta	0.77	1.90
Industry	Medical Instruments & Supplies	Biotechnology
P/E Ratio	-11.00	-1.68
5Y EPS CAGR	15.75%	-0.69%
Debt to Equity	15.55%	0.00%
Free Cash Flow Yield	-7.40%	-37.27%
P/S Ratio	67.49	N/A
P/B Ratio	7.26	15.27

Market Cap

Winner

ZTEK

$63M

PDSB

$62M

Max Drawdown

Winner

ZTEK

92.57%

PDSB

99.89%

Sharpe Ratio

ZTEK

-0.64

Winner

PDSB

-0.03

5Y Beta

Winner

ZTEK

0.77

PDSB

1.90

Industry

ZTEK

Medical Instruments & Supplies

PDSB

Biotechnology

P/E Ratio

Winner

ZTEK

-11.00

PDSB

-1.68

5Y EPS CAGR

Winner

ZTEK

15.75%

PDSB

-0.69%

Debt to Equity

ZTEK

15.55%

Winner

PDSB

0.00%

Free Cash Flow Yield

Winner

ZTEK

-7.40%

PDSB

-37.27%

P/S Ratio

ZTEK

67.49

PDSB

N/A

P/B Ratio

Winner

ZTEK

7.26

PDSB

15.27

ZTEK vs PDSB - Historical Returns

Returns include dividend reinvestment.

Period	ZTEK	PDSB
1 month	+5.22%	-3.77%
3 months	-20.60%	+54.45%
6 months	-27.65%	+17.24%
1 year	-64.52%	-34.62%
5 years(CAGR)	-26.15%	-39.67%
10 years(CAGR)	-1.89%	-40.96%
Max(CAGR)	-1.06%	-40.46%

Winner

ZTEK

+5.22%

PDSB

-3.77%

ZTEK

-20.60%

Winner

PDSB

+54.45%

ZTEK

-27.65%

Winner

PDSB

+17.24%

ZTEK

-64.52%

Winner

PDSB

-34.62%

5Y(CAGR)

Winner

ZTEK

-26.15%

PDSB

-39.67%

10Y(CAGR)

Winner

ZTEK

-1.89%

PDSB

-40.96%

Max(CAGR)

Winner

ZTEK

-1.06%

PDSB

-40.46%

ZTEK vs PDSB - Annual Returns (2015 - 2026)

Returns include dividend reinvestment.

Year	ZTEK	PDSB
2026	-22.92%	+22.42%
2025	-34.64%	-55.50%
2024	-25.98%	-68.35%
2023	-30.32%	-53.20%
2022	-60.43%	+56.58%
2021	+42.12%	+255.26%
2020	+930.97%	-16.89%
2019	-5.08%	-63.27%
2018	-45.37%	-96.82%
2017	-17.96%	-26.68%
2016	+10.19%	+0.81%
2015	N/A	-3.40%

ZTEK vs PDSB Drawdown Comparison

The maximum drawdown for ZTEK was -92.57%, occurring on Apr 29, 2026. This drawdown has not yet recovered.

The maximum drawdown for PDSB was -99.89%, occurring on Mar 30, 2026. This drawdown has not yet recovered.

The current ZTEK drawdown is -90.90%. The current PDSB drawdown is -99.78%.

Rank	ZTEK	PDSB
#1	-92.57% Nov 15, 2021 - Apr 29, 2026	-99.89% Oct 20, 2015 - Mar 30, 2026
#2	-83.64% Oct 10, 2016 - Nov 5, 2020	-5.02% Oct 5, 2015 - Oct 12, 2015
#3	-52.03% Jan 8, 2021 - Sep 3, 2021	-4.02% Oct 13, 2015 - Oct 19, 2015
#4	-33.31% Mar 14, 2016 - Sep 8, 2016	N/A
#5	-21.07% Sep 27, 2021 - Nov 1, 2021	N/A
#6	-18.93% Nov 6, 2020 - Dec 22, 2020	N/A
#7	-15.37% Jan 4, 2016 - Jan 22, 2016	N/A
#8	-13.86% Jan 22, 2016 - Mar 4, 2016	N/A
#9	-9.59% Sep 8, 2016 - Sep 19, 2016	N/A
#10	-7.69% Dec 29, 2020 - Jan 8, 2021	N/A
#11	-7.18% Sep 9, 2021 - Sep 20, 2021	N/A
#12	-3.99% Mar 7, 2016 - Mar 9, 2016	N/A
#13	-3.50% Nov 9, 2021 - Nov 12, 2021	N/A
#14	-3.24% Sep 27, 2016 - Oct 4, 2016	N/A
#15	-2.81% Sep 20, 2016 - Sep 23, 2016	N/A