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Side-by-side financial comparison of CADIZ INC (CDZI) and NEPHROS INC (NEPH). Click either name above to swap in a different company.

CADIZ INC is the larger business by last-quarter revenue ($5.1M vs $4.7M, roughly 1.1× NEPHROS INC). On growth, NEPHROS INC posted the faster year-over-year revenue change (22.2% vs 7.0%). Over the past eight quarters, CADIZ INC's revenue compounded faster (113.0% CAGR vs 15.9%).

Cadiz Inc is a U.S.-based natural resources and sustainable development company focused on managing water resources, agricultural land, and renewable energy projects. It operates primarily in California, serving municipal, agricultural, and commercial clients with reliable water supply solutions and land stewardship services.

Nephros Inc is a medical technology company that develops and commercializes high-performance water purification systems, infection control products, and renal care solutions. Its offerings are primarily used by hospitals, dialysis clinics, and long-term care facilities across North America to reduce waterborne pathogen risks and improve patient outcomes.

CDZI vs NEPH — Head-to-Head

Bigger by revenue
CDZI
CDZI
1.1× larger
CDZI
$5.1M
$4.7M
NEPH
Growing faster (revenue YoY)
NEPH
NEPH
+15.2% gap
NEPH
22.2%
7.0%
CDZI
Faster 2-yr revenue CAGR
CDZI
CDZI
Annualised
CDZI
113.0%
15.9%
NEPH

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CDZI
CDZI
NEPH
NEPH
Revenue
$5.1M
$4.7M
Net Profit
$62.0K
Gross Margin
33.0%
58.4%
Operating Margin
-145.4%
0.4%
Net Margin
1.3%
Revenue YoY
7.0%
22.2%
Net Profit YoY
-82.2%
EPS (diluted)
$0.01

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CDZI
CDZI
NEPH
NEPH
Q4 25
$5.1M
$4.7M
Q3 25
$4.1M
$4.8M
Q2 25
$4.1M
$4.4M
Q1 25
$3.0M
$4.9M
Q4 24
$4.8M
$3.9M
Q3 24
$3.2M
$3.5M
Q2 24
$513.0K
$3.3M
Q1 24
$1.1M
$3.5M
Net Profit
CDZI
CDZI
NEPH
NEPH
Q4 25
$62.0K
Q3 25
$-7.1M
$337.0K
Q2 25
$-7.7M
$237.0K
Q1 25
$-9.6M
$558.0K
Q4 24
$349.0K
Q3 24
$-6.8M
$183.0K
Q2 24
$-8.9M
$-289.0K
Q1 24
$-6.8M
$-169.0K
Gross Margin
CDZI
CDZI
NEPH
NEPH
Q4 25
33.0%
58.4%
Q3 25
27.3%
61.2%
Q2 25
35.4%
63.2%
Q1 25
29.7%
64.7%
Q4 24
36.1%
64.0%
Q3 24
25.3%
61.1%
Q2 24
58.8%
Q1 24
10.4%
62.1%
Operating Margin
CDZI
CDZI
NEPH
NEPH
Q4 25
-145.4%
0.4%
Q3 25
-118.0%
6.6%
Q2 25
-140.0%
5.6%
Q1 25
-255.0%
11.6%
Q4 24
-139.5%
8.2%
Q3 24
-147.9%
5.9%
Q2 24
-1354.6%
-9.7%
Q1 24
-437.8%
-5.7%
Net Margin
CDZI
CDZI
NEPH
NEPH
Q4 25
1.3%
Q3 25
-170.5%
7.1%
Q2 25
-187.3%
5.4%
Q1 25
-324.7%
11.4%
Q4 24
9.0%
Q3 24
-210.7%
5.2%
Q2 24
-1729.4%
-8.9%
Q1 24
-611.1%
-4.8%
EPS (diluted)
CDZI
CDZI
NEPH
NEPH
Q4 25
$0.01
Q3 25
$0.03
Q2 25
$0.02
Q1 25
$0.05
Q4 24
$0.04
Q3 24
$0.02
Q2 24
$-0.03
Q1 24
$-0.02

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CDZI
CDZI
NEPH
NEPH
Cash + ST InvestmentsLiquidity on hand
$8.6M
$5.4M
Total DebtLower is stronger
$72.7M
Stockholders' EquityBook value
$23.3M
$10.2M
Total Assets
$140.9M
$13.6M
Debt / EquityLower = less leverage
3.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CDZI
CDZI
NEPH
NEPH
Q4 25
$8.6M
$5.4M
Q3 25
$4.4M
$5.2M
Q2 25
$13.2M
$5.1M
Q1 25
$21.6M
$4.1M
Q4 24
$17.3M
$3.8M
Q3 24
$3.3M
$2.5M
Q2 24
$10.1M
$3.1M
Q1 24
$19.2M
$3.6M
Total Debt
CDZI
CDZI
NEPH
NEPH
Q4 25
$72.7M
Q3 25
Q2 25
Q1 25
Q4 24
$56.7M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
CDZI
CDZI
NEPH
NEPH
Q4 25
$23.3M
$10.2M
Q3 25
$27.7M
$10.0M
Q2 25
$35.6M
$9.6M
Q1 25
$44.0M
$9.3M
Q4 24
$34.0M
$8.6M
Q3 24
$20.7M
$8.2M
Q2 24
$27.6M
$7.9M
Q1 24
$36.6M
$8.2M
Total Assets
CDZI
CDZI
NEPH
NEPH
Q4 25
$140.9M
$13.6M
Q3 25
$128.0M
$13.2M
Q2 25
$136.4M
$12.2M
Q1 25
$145.6M
$11.8M
Q4 24
$134.5M
$11.2M
Q3 24
$112.6M
$10.4M
Q2 24
$118.1M
$11.1M
Q1 24
$118.1M
$11.4M
Debt / Equity
CDZI
CDZI
NEPH
NEPH
Q4 25
3.13×
Q3 25
Q2 25
Q1 25
Q4 24
1.67×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CDZI
CDZI
NEPH
NEPH
Operating Cash FlowLast quarter
$-6.9M
$230.0K
Free Cash FlowOCF − Capex
$-8.2M
FCF MarginFCF / Revenue
-162.2%
Capex IntensityCapex / Revenue
26.1%
Cash ConversionOCF / Net Profit
3.71×
TTM Free Cash FlowTrailing 4 quarters
$-26.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CDZI
CDZI
NEPH
NEPH
Q4 25
$-6.9M
$230.0K
Q3 25
$-7.0M
$99.0K
Q2 25
$-1.4M
$994.0K
Q1 25
$-3.6M
$322.0K
Q4 24
$-6.2M
$1.3M
Q3 24
$-5.4M
$-623.0K
Q2 24
$-7.1M
$-501.0K
Q1 24
$-2.9M
$-672.0K
Free Cash Flow
CDZI
CDZI
NEPH
NEPH
Q4 25
$-8.2M
Q3 25
$-7.5M
Q2 25
$-5.9M
Q1 25
$-4.9M
Q4 24
$-6.6M
Q3 24
$-5.4M
Q2 24
$-7.3M
Q1 24
$-3.1M
FCF Margin
CDZI
CDZI
NEPH
NEPH
Q4 25
-162.2%
Q3 25
-179.8%
Q2 25
-142.2%
Q1 25
-167.0%
Q4 24
-139.4%
Q3 24
-168.8%
Q2 24
-1431.6%
Q1 24
-272.9%
Capex Intensity
CDZI
CDZI
NEPH
NEPH
Q4 25
26.1%
Q3 25
10.8%
Q2 25
109.3%
Q1 25
43.6%
Q4 24
8.7%
Q3 24
1.7%
0.0%
Q2 24
54.8%
Q1 24
16.6%
Cash Conversion
CDZI
CDZI
NEPH
NEPH
Q4 25
3.71×
Q3 25
0.29×
Q2 25
4.19×
Q1 25
0.58×
Q4 24
3.74×
Q3 24
-3.40×
Q2 24
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CDZI
CDZI

Water Treatment$4.4M86%
Other$724.0K14%

NEPH
NEPH

Products$4.6M98%
Other$108.0K2%

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