Nephros Inc. (NEPH) vs Zentek Ltd. (ZTEKF)

Nephros Inc. and Zentek Ltd. are both Medical Instruments & Supplies companies. Zentek Ltd. is the larger, with a market value of $62.3M against $38.1M — 1.6× the size. Zentek Ltd. has negative trailing earnings, so its P/E is not meaningful; Nephros Inc. trades at 23.4×. Nephros Inc. grew revenue faster over the last twelve months: 24.2% against −80.8%. Nephros Inc. has the higher net margin (8.38% vs 0.00%) and the higher return on invested capital (14.1% vs −68.6%). Across the 17 metrics below, Nephros Inc. leads on 14 and Zentek Ltd. on 3.

Valuation

Metric NEPH ZTEKF Medical Instruments & Supplies median
P/E 23.43 n/m 33.75
P/S 1.91 374.43 2.52
P/B 3.31 2.47 2.48
Price to free cash flow n/m n/m 25.19
EV/EBITDA 19.82 n/m 14.62
EV/Sales 1.69 287.65 2.88
Earnings yield 4.27% (19.05%) (2.67%)
Free cash flow yield (1.98%) (10.13%) 0.09%

Profitability

Metric NEPH ZTEKF Medical Instruments & Supplies median
Gross margin 61.26% 0.00% 54.29%
Operating margin 7.92% 0.00% 1.07%
Net margin 8.38% 0.00% (1.61%)
Free cash flow margin (3.19%) 0.00% 1.08%
Return on equity 16.10% (53.33%) (1.32%)
Return on assets 12.39% (42.42%) 0.00%
Return on invested capital 14.11% (68.55%) 0.00%

Growth

Metric NEPH ZTEKF Medical Instruments & Supplies median
Revenue growth (TTM) 24.20% (80.83%) 8.85%
EPS growth (last fiscal year) 1,471.43% 0.00% 8.65%
Revenue growth, 5-year CAGR 17.02% — 9.17%
Net income growth, 5-year CAGR 0.00% 0.00% 0.00%

Health

Metric NEPH ZTEKF Medical Instruments & Supplies median
Debt to equity 0.00 0.07 0.10
Current ratio 4.07 4.65 2.48
Net debt to EBITDA (4.20) (0.04) 0.89

Dividend

Metric NEPH ZTEKF Medical Instruments & Supplies median
Dividend yield — — 1.11%
Payout ratio — — 0.27

Size

Metric NEPH ZTEKF Medical Instruments & Supplies median
Market cap 38.12m 62.30m 619.84m

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