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Side-by-side financial comparison of Montauk Renewables, Inc. (MNTK) and READING INTERNATIONAL INC (RDI). Click either name above to swap in a different company.

READING INTERNATIONAL INC is the larger business by last-quarter revenue ($50.3M vs $43.4M, roughly 1.2× Montauk Renewables, Inc.). Montauk Renewables, Inc. runs the higher net margin — 5.7% vs -5.1%, a 10.8% gap on every dollar of revenue. On growth, Montauk Renewables, Inc. posted the faster year-over-year revenue change (56.7% vs -14.2%). READING INTERNATIONAL INC produced more free cash flow last quarter ($4.1M vs $-41.1M). Over the past eight quarters, Montauk Renewables, Inc.'s revenue compounded faster (5.8% CAGR vs 5.6%).

Montauk Renewables, Inc. is a US-based renewable energy firm specializing in capturing and converting biogenic methane from landfills and agricultural waste into renewable natural gas (RNG) and low-carbon electricity. It serves utility, commercial, and industrial customers across North America, with operations focused on advancing decarbonization and sustainable energy transition goals.

The Reading Company was a Philadelphia-headquartered railroad that provided passenger and freight transport in eastern Pennsylvania and neighboring states from 1924 until its acquisition by Conrail in 1976.

MNTK vs RDI — Head-to-Head

Bigger by revenue
RDI
RDI
1.2× larger
RDI
$50.3M
$43.4M
MNTK
Growing faster (revenue YoY)
MNTK
MNTK
+70.9% gap
MNTK
56.7%
-14.2%
RDI
Higher net margin
MNTK
MNTK
10.8% more per $
MNTK
5.7%
-5.1%
RDI
More free cash flow
RDI
RDI
$45.2M more FCF
RDI
$4.1M
$-41.1M
MNTK
Faster 2-yr revenue CAGR
MNTK
MNTK
Annualised
MNTK
5.8%
5.6%
RDI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MNTK
MNTK
RDI
RDI
Revenue
$43.4M
$50.3M
Net Profit
$2.5M
$-2.6M
Gross Margin
Operating Margin
-3.8%
-1.9%
Net Margin
5.7%
-5.1%
Revenue YoY
56.7%
-14.2%
Net Profit YoY
129.5%
-14.5%
EPS (diluted)
$0.01
$-0.11

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
MNTK
MNTK
RDI
RDI
Q4 25
$43.4M
$50.3M
Q3 25
$45.3M
$52.2M
Q2 25
$45.1M
$60.4M
Q1 25
$42.6M
$40.2M
Q4 24
$27.7M
$58.6M
Q3 24
$65.9M
$60.1M
Q2 24
$43.3M
$46.8M
Q1 24
$38.8M
$45.1M
Net Profit
MNTK
MNTK
RDI
RDI
Q4 25
$2.5M
$-2.6M
Q3 25
$5.2M
$-4.2M
Q2 25
$-5.5M
$-2.7M
Q1 25
$-464.0K
$-4.8M
Q4 24
$-8.5M
$-2.2M
Q3 24
$17.0M
$-7.0M
Q2 24
$-712.0K
$-12.8M
Q1 24
$1.9M
$-13.2M
Gross Margin
MNTK
MNTK
RDI
RDI
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
43.8%
Q2 24
15.6%
Q1 24
22.8%
Operating Margin
MNTK
MNTK
RDI
RDI
Q4 25
-3.8%
-1.9%
Q3 25
9.8%
-0.6%
Q2 25
-5.2%
4.8%
Q1 25
1.0%
-17.2%
Q4 24
-35.5%
2.6%
Q3 24
34.4%
-0.6%
Q2 24
2.0%
-16.4%
Q1 24
6.1%
-16.7%
Net Margin
MNTK
MNTK
RDI
RDI
Q4 25
5.7%
-5.1%
Q3 25
11.5%
-8.0%
Q2 25
-12.2%
-4.4%
Q1 25
-1.1%
-11.8%
Q4 24
-30.5%
-3.8%
Q3 24
25.9%
-11.7%
Q2 24
-1.6%
-27.4%
Q1 24
4.8%
-29.4%
EPS (diluted)
MNTK
MNTK
RDI
RDI
Q4 25
$0.01
$-0.11
Q3 25
$0.04
$-0.18
Q2 25
$-0.04
$-0.12
Q1 25
$0.00
$-0.21
Q4 24
$-0.05
$-0.11
Q3 24
$0.12
$-0.31
Q2 24
$-0.01
$-0.57
Q1 24
$0.01
$-0.59

Balance Sheet & Financial Strength

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

Metric
MNTK
MNTK
RDI
RDI
Cash + ST InvestmentsLiquidity on hand
$23.8M
$10.5M
Total DebtLower is stronger
$126.0M
$185.1M
Stockholders' EquityBook value
$263.1M
$-18.2M
Total Assets
$435.5M
$434.9M
Debt / EquityLower = less leverage
0.48×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MNTK
MNTK
RDI
RDI
Q4 25
$23.8M
$10.5M
Q3 25
$6.8M
$8.1M
Q2 25
$29.1M
$9.1M
Q1 25
$40.1M
$5.9M
Q4 24
$45.6M
$12.4M
Q3 24
$55.0M
$10.1M
Q2 24
$42.3M
$9.3M
Q1 24
$63.3M
$7.5M
Total Debt
MNTK
MNTK
RDI
RDI
Q4 25
$126.0M
$185.1M
Q3 25
$54.9M
Q2 25
$57.8M
Q1 25
$40.8M
Q4 24
$43.8M
$202.7M
Q3 24
$46.7M
Q2 24
$49.7M
Q1 24
$52.7M
Stockholders' Equity
MNTK
MNTK
RDI
RDI
Q4 25
$263.1M
$-18.2M
Q3 25
$260.7M
$-12.1M
Q2 25
$254.7M
$-7.7M
Q1 25
$258.2M
$-8.1M
Q4 24
$257.4M
$-4.4M
Q3 24
$275.3M
$1.6M
Q2 24
$255.3M
$6.5M
Q1 24
$254.3M
$18.0M
Total Assets
MNTK
MNTK
RDI
RDI
Q4 25
$435.5M
$434.9M
Q3 25
$383.3M
$435.2M
Q2 25
$382.5M
$438.1M
Q1 25
$354.2M
$441.0M
Q4 24
$349.0M
$471.0M
Q3 24
$374.1M
$495.7M
Q2 24
$362.0M
$494.9M
Q1 24
$354.7M
$494.9M
Debt / Equity
MNTK
MNTK
RDI
RDI
Q4 25
0.48×
Q3 25
0.21×
Q2 25
0.23×
Q1 25
0.16×
Q4 24
0.17×
Q3 24
0.17×
Q2 24
0.19×
Q1 24
0.21×

Cash Flow & Capital Efficiency

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

Metric
MNTK
MNTK
RDI
RDI
Operating Cash FlowLast quarter
$337.0K
$4.3M
Free Cash FlowOCF − Capex
$-41.1M
$4.1M
FCF MarginFCF / Revenue
-94.7%
8.2%
Capex IntensityCapex / Revenue
95.5%
0.3%
Cash ConversionOCF / Net Profit
0.14×
TTM Free Cash FlowTrailing 4 quarters
$-86.2M
$-2.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MNTK
MNTK
RDI
RDI
Q4 25
$337.0K
$4.3M
Q3 25
$12.7M
$295.0K
Q2 25
$8.2M
$1.6M
Q1 25
$9.1M
$-7.7M
Q4 24
$724.0K
$8.0M
Q3 24
$28.6M
$1.3M
Q2 24
$193.0K
$-10.4M
Q1 24
$14.3M
$-2.8M
Free Cash Flow
MNTK
MNTK
RDI
RDI
Q4 25
$-41.1M
$4.1M
Q3 25
$-17.2M
$-246.0K
Q2 25
$-25.5M
$1.2M
Q1 25
$-2.5M
$-8.0M
Q4 24
$-8.3M
$7.0M
Q3 24
$16.0M
$-1.1M
Q2 24
$-18.6M
$-10.6M
Q1 24
$-7.7M
$-4.7M
FCF Margin
MNTK
MNTK
RDI
RDI
Q4 25
-94.7%
8.2%
Q3 25
-37.9%
-0.5%
Q2 25
-56.4%
1.9%
Q1 25
-5.8%
-19.8%
Q4 24
-29.8%
12.0%
Q3 24
24.3%
-1.8%
Q2 24
-42.9%
-22.7%
Q1 24
-19.8%
-10.4%
Capex Intensity
MNTK
MNTK
RDI
RDI
Q4 25
95.5%
0.3%
Q3 25
65.9%
1.0%
Q2 25
74.6%
0.6%
Q1 25
27.3%
0.6%
Q4 24
32.5%
1.7%
Q3 24
19.1%
4.0%
Q2 24
43.3%
0.5%
Q1 24
56.7%
4.3%
Cash Conversion
MNTK
MNTK
RDI
RDI
Q4 25
0.14×
Q3 25
2.43×
Q2 25
Q1 25
Q4 24
Q3 24
1.68×
Q2 24
Q1 24
7.73×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MNTK
MNTK

Natural Gas Environmental Attributes$28.1M65%
Natural Gas Commodity$10.7M25%
Electric Commodity$2.7M6%
Electric Environmental Attributes$2.0M5%

RDI
RDI

Cinema Exhibition Segment$46.9M93%
Real Estate Revenue$3.4M7%

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