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Side-by-side financial comparison of Core Natural Resources, Inc. (CNR) and Zscaler, Inc. (ZS). Click either name above to swap in a different company.

Core Natural Resources, Inc. is the larger business by last-quarter revenue ($1.0B vs $788.1M, roughly 1.3× Zscaler, Inc.). Zscaler, Inc. runs the higher net margin — -1.5% vs -7.6%, a 6.1% gap on every dollar of revenue. On growth, Core Natural Resources, Inc. posted the faster year-over-year revenue change (81.8% vs 25.5%). Zscaler, Inc. produced more free cash flow last quarter ($431.0M vs $26.0M). Over the past eight quarters, Core Natural Resources, Inc.'s revenue compounded faster (38.1% CAGR vs 22.5%).

Arch Resources, previously known as Arch Coal, was an American coal mining and processing company. The company mined, processed, and marketed bituminous and sub-bituminous coal with low sulfur content in the United States. Arch Resources was the second-largest supplier of coal in the United States, behind Peabody Energy. As of 2011 the company supplied 15% of the domestic market. Demand came mainly from generators of electricity.

Zscaler, Inc. is an American cloud security company based in San Jose, California. The company offers cloud-based services to protect enterprise networks and data.

CNR vs ZS — Head-to-Head

Bigger by revenue
CNR
CNR
1.3× larger
CNR
$1.0B
$788.1M
ZS
Growing faster (revenue YoY)
CNR
CNR
+56.2% gap
CNR
81.8%
25.5%
ZS
Higher net margin
ZS
ZS
6.1% more per $
ZS
-1.5%
-7.6%
CNR
More free cash flow
ZS
ZS
$404.9M more FCF
ZS
$431.0M
$26.0M
CNR
Faster 2-yr revenue CAGR
CNR
CNR
Annualised
CNR
38.1%
22.5%
ZS

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CNR
CNR
ZS
ZS
Revenue
$1.0B
$788.1M
Net Profit
$-79.0M
$-11.6M
Gross Margin
76.6%
Operating Margin
-9.3%
-4.6%
Net Margin
-7.6%
-1.5%
Revenue YoY
81.8%
25.5%
Net Profit YoY
-356.3%
3.6%
EPS (diluted)
$-1.51
$-0.07

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
CNR
CNR
ZS
ZS
Q4 25
$1.0B
$788.1M
Q3 25
$1.0B
$719.2M
Q2 25
$1.1B
$678.0M
Q1 25
$1.0B
$647.9M
Q4 24
$573.6M
$628.0M
Q3 24
$553.4M
$592.9M
Q2 24
$490.7M
$553.2M
Q1 24
$546.7M
$525.0M
Net Profit
CNR
CNR
ZS
ZS
Q4 25
$-79.0M
$-11.6M
Q3 25
$31.6M
$-17.6M
Q2 25
$-36.6M
$-4.1M
Q1 25
$-69.3M
$-7.7M
Q4 24
$30.8M
$-12.1M
Q3 24
$95.6M
$-14.9M
Q2 24
$58.1M
$19.1M
Q1 24
$101.9M
$-28.5M
Gross Margin
CNR
CNR
ZS
ZS
Q4 25
76.6%
Q3 25
76.1%
Q2 25
77.0%
Q1 25
77.1%
Q4 24
77.5%
Q3 24
78.0%
Q2 24
78.6%
Q1 24
77.7%
Operating Margin
CNR
CNR
ZS
ZS
Q4 25
-9.3%
-4.6%
Q3 25
-1.2%
-4.5%
Q2 25
-1.7%
-3.7%
Q1 25
-5.3%
-6.2%
Q4 24
6.6%
-4.9%
Q3 24
21.2%
-4.5%
Q2 24
14.6%
-0.5%
Q1 24
22.7%
-8.7%
Net Margin
CNR
CNR
ZS
ZS
Q4 25
-7.6%
-1.5%
Q3 25
3.2%
-2.4%
Q2 25
-3.3%
-0.6%
Q1 25
-6.8%
-1.2%
Q4 24
5.4%
-1.9%
Q3 24
17.3%
-2.5%
Q2 24
11.8%
3.5%
Q1 24
18.6%
-5.4%
EPS (diluted)
CNR
CNR
ZS
ZS
Q4 25
$-1.51
$-0.07
Q3 25
$0.61
$-0.11
Q2 25
$-0.70
$-0.03
Q1 25
$-1.38
$-0.05
Q4 24
$1.04
$-0.08
Q3 24
$3.22
$-0.09
Q2 24
$1.96
$0.12
Q1 24
$3.39
$-0.19

Balance Sheet & Financial Strength

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

Metric
CNR
CNR
ZS
ZS
Cash + ST InvestmentsLiquidity on hand
$432.2M
$1.3B
Total DebtLower is stronger
$354.2M
Stockholders' EquityBook value
$3.7B
$2.0B
Total Assets
$6.1B
$6.5B
Debt / EquityLower = less leverage
0.10×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CNR
CNR
ZS
ZS
Q4 25
$432.2M
$1.3B
Q3 25
$444.7M
$2.4B
Q2 25
$413.2M
$2.0B
Q1 25
$388.5M
$1.8B
Q4 24
$460.2M
$1.6B
Q3 24
$331.7M
$1.4B
Q2 24
$216.1M
$1.3B
Q1 24
$172.6M
$1.4B
Total Debt
CNR
CNR
ZS
ZS
Q4 25
$354.2M
Q3 25
$334.5M
Q2 25
$334.0M
$1.1B
Q1 25
$329.8M
$1.1B
Q4 24
$94.8M
$1.1B
Q3 24
$83.7M
$1.1B
Q2 24
$184.9M
$1.1B
Q1 24
$185.5M
$1.1B
Stockholders' Equity
CNR
CNR
ZS
ZS
Q4 25
$3.7B
$2.0B
Q3 25
$3.8B
$1.8B
Q2 25
$3.8B
$1.8B
Q1 25
$3.9B
$1.6B
Q4 24
$1.6B
$1.4B
Q3 24
$1.5B
$1.3B
Q2 24
$1.4B
$1.1B
Q1 24
$1.4B
$958.9M
Total Assets
CNR
CNR
ZS
ZS
Q4 25
$6.1B
$6.5B
Q3 25
$6.2B
$6.4B
Q2 25
$6.2B
$5.3B
Q1 25
$6.3B
$5.0B
Q4 24
$2.9B
$4.7B
Q3 24
$2.8B
$4.7B
Q2 24
$2.7B
$4.2B
Q1 24
$2.7B
$3.9B
Debt / Equity
CNR
CNR
ZS
ZS
Q4 25
0.10×
Q3 25
0.09×
Q2 25
0.09×
0.64×
Q1 25
0.08×
0.71×
Q4 24
0.06×
0.80×
Q3 24
0.05×
0.90×
Q2 24
0.13×
1.04×
Q1 24
0.13×
1.19×

Cash Flow & Capital Efficiency

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

Metric
CNR
CNR
ZS
ZS
Operating Cash FlowLast quarter
$107.3M
$448.3M
Free Cash FlowOCF − Capex
$26.0M
$431.0M
FCF MarginFCF / Revenue
2.5%
54.7%
Capex IntensityCapex / Revenue
7.8%
2.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$21.2M
$924.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CNR
CNR
ZS
ZS
Q4 25
$107.3M
$448.3M
Q3 25
$87.9M
$250.6M
Q2 25
$220.2M
$211.1M
Q1 25
$-109.6M
$179.4M
Q4 24
$121.3M
$331.3M
Q3 24
$161.3M
$203.6M
Q2 24
$116.3M
$173.4M
Q1 24
$77.5M
$142.1M
Free Cash Flow
CNR
CNR
ZS
ZS
Q4 25
$26.0M
$431.0M
Q3 25
$38.6M
$190.6M
Q2 25
$131.0M
$138.9M
Q1 25
$-174.5M
$164.4M
Q4 24
$80.5M
$314.3M
Q3 24
$121.9M
$154.2M
Q2 24
$60.9M
$137.8M
Q1 24
$35.1M
$111.2M
FCF Margin
CNR
CNR
ZS
ZS
Q4 25
2.5%
54.7%
Q3 25
3.9%
26.5%
Q2 25
11.9%
20.5%
Q1 25
-17.1%
25.4%
Q4 24
14.0%
50.1%
Q3 24
22.0%
26.0%
Q2 24
12.4%
24.9%
Q1 24
6.4%
21.2%
Capex Intensity
CNR
CNR
ZS
ZS
Q4 25
7.8%
2.2%
Q3 25
4.9%
8.3%
Q2 25
8.1%
10.6%
Q1 25
6.4%
2.3%
Q4 24
7.1%
2.7%
Q3 24
7.1%
8.3%
Q2 24
11.3%
6.4%
Q1 24
7.7%
5.9%
Cash Conversion
CNR
CNR
ZS
ZS
Q4 25
Q3 25
2.78×
Q2 25
Q1 25
Q4 24
3.94×
Q3 24
1.69×
Q2 24
2.00×
9.07×
Q1 24
0.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CNR
CNR

Other$397.4M38%
Power Generation$376.5M36%
PRB$183.0M18%
Metallurgical$42.0M4%
Industrial$34.1M3%
Terminal Revenue$6.4M1%
Other Revenue$3.0M0%

ZS
ZS

Segment breakdown not available.

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