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Side-by-side financial comparison of READING INTERNATIONAL INC (RDI) and System1, Inc. (SST). Click either name above to swap in a different company.

System1, Inc. is the larger business by last-quarter revenue ($51.9M vs $50.3M, roughly 1.0× READING INTERNATIONAL INC). READING INTERNATIONAL INC runs the higher net margin — -5.1% vs -26.0%, a 20.9% gap on every dollar of revenue. On growth, READING INTERNATIONAL INC posted the faster year-over-year revenue change (-14.2% vs -31.3%). Over the past eight quarters, READING INTERNATIONAL INC's revenue compounded faster (5.6% CAGR vs -21.8%).

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.

System1 is an American Internet advertising company. Formerly known as OpenMail, it was founded in 2013. It describes itself as operating a "Responsive Acquisition Marketing Platform", and cites privacy as one of its principal foci, although it has been criticized for its influence on privacy-focused properties, including search engine Startpage.com. It is headquartered in Marina del Rey, California.

RDI vs SST — Head-to-Head

Bigger by revenue
SST
SST
1.0× larger
SST
$51.9M
$50.3M
RDI
Growing faster (revenue YoY)
RDI
RDI
+17.1% gap
RDI
-14.2%
-31.3%
SST
Higher net margin
RDI
RDI
20.9% more per $
RDI
-5.1%
-26.0%
SST
Faster 2-yr revenue CAGR
RDI
RDI
Annualised
RDI
5.6%
-21.8%
SST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RDI
RDI
SST
SST
Revenue
$50.3M
$51.9M
Net Profit
$-2.6M
$-13.5M
Gross Margin
41.0%
Operating Margin
-1.9%
-33.6%
Net Margin
-5.1%
-26.0%
Revenue YoY
-14.2%
-31.3%
Net Profit YoY
-14.5%
4.8%
EPS (diluted)
$-0.11
$-3.58

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
RDI
RDI
SST
SST
Q4 25
$50.3M
$51.9M
Q3 25
$52.2M
$61.6M
Q2 25
$60.4M
$78.1M
Q1 25
$40.2M
$74.5M
Q4 24
$58.6M
$75.6M
Q3 24
$60.1M
$88.8M
Q2 24
$46.8M
$94.6M
Q1 24
$45.1M
$84.9M
Net Profit
RDI
RDI
SST
SST
Q4 25
$-2.6M
$-13.5M
Q3 25
$-4.2M
$-18.5M
Q2 25
$-2.7M
$-17.5M
Q1 25
$-4.8M
$-15.9M
Q4 24
$-2.2M
$-14.2M
Q3 24
$-7.0M
$-23.6M
Q2 24
$-12.8M
$-26.4M
Q1 24
$-13.2M
$-10.5M
Gross Margin
RDI
RDI
SST
SST
Q4 25
41.0%
Q3 25
36.9%
Q2 25
35.7%
Q1 25
38.2%
Q4 24
42.1%
Q3 24
28.0%
Q2 24
27.6%
Q1 24
21.9%
Operating Margin
RDI
RDI
SST
SST
Q4 25
-1.9%
-33.6%
Q3 25
-0.6%
-25.3%
Q2 25
4.8%
-20.4%
Q1 25
-17.2%
-17.6%
Q4 24
2.6%
-15.7%
Q3 24
-0.6%
-24.6%
Q2 24
-16.4%
-30.8%
Q1 24
-16.7%
-30.4%
Net Margin
RDI
RDI
SST
SST
Q4 25
-5.1%
-26.0%
Q3 25
-8.0%
-30.1%
Q2 25
-4.4%
-22.4%
Q1 25
-11.8%
-21.3%
Q4 24
-3.8%
-18.7%
Q3 24
-11.7%
-26.6%
Q2 24
-27.4%
-27.9%
Q1 24
-29.4%
-12.4%
EPS (diluted)
RDI
RDI
SST
SST
Q4 25
$-0.11
$-3.58
Q3 25
$-0.18
$-2.30
Q2 25
$-0.12
$-2.23
Q1 25
$-0.21
$-0.21
Q4 24
$-0.11
$-3.41
Q3 24
$-0.31
$-3.37
Q2 24
$-0.57
$-3.80
Q1 24
$-0.59
$-0.16

Balance Sheet & Financial Strength

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

Metric
RDI
RDI
SST
SST
Cash + ST InvestmentsLiquidity on hand
$10.5M
$86.9M
Total DebtLower is stronger
$185.1M
$305.1M
Stockholders' EquityBook value
$-18.2M
$30.5M
Total Assets
$434.9M
$405.0M
Debt / EquityLower = less leverage
10.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RDI
RDI
SST
SST
Q4 25
$10.5M
$86.9M
Q3 25
$8.1M
$54.6M
Q2 25
$9.1M
$63.6M
Q1 25
$5.9M
$43.9M
Q4 24
$12.4M
$63.6M
Q3 24
$10.1M
$69.1M
Q2 24
$9.3M
$75.7M
Q1 24
$7.5M
$69.9M
Total Debt
RDI
RDI
SST
SST
Q4 25
$185.1M
$305.1M
Q3 25
$259.2M
Q2 25
$263.3M
Q1 25
$267.4M
Q4 24
$202.7M
$255.1M
Q3 24
$259.2M
Q2 24
$263.3M
Q1 24
$268.6M
Stockholders' Equity
RDI
RDI
SST
SST
Q4 25
$-18.2M
$30.5M
Q3 25
$-12.1M
$42.7M
Q2 25
$-7.7M
$58.2M
Q1 25
$-8.1M
$67.2M
Q4 24
$-4.4M
$80.3M
Q3 24
$1.6M
$90.3M
Q2 24
$6.5M
$109.4M
Q1 24
$18.0M
$131.7M
Total Assets
RDI
RDI
SST
SST
Q4 25
$434.9M
$405.0M
Q3 25
$435.2M
$385.2M
Q2 25
$438.1M
$429.2M
Q1 25
$441.0M
$419.2M
Q4 24
$471.0M
$459.1M
Q3 24
$495.7M
$479.3M
Q2 24
$494.9M
$511.3M
Q1 24
$494.9M
$521.1M
Debt / Equity
RDI
RDI
SST
SST
Q4 25
10.01×
Q3 25
6.07×
Q2 25
4.53×
Q1 25
3.98×
Q4 24
3.18×
Q3 24
2.87×
Q2 24
2.41×
Q1 24
2.04×

Cash Flow & Capital Efficiency

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

Metric
RDI
RDI
SST
SST
Operating Cash FlowLast quarter
$4.3M
$-10.6M
Free Cash FlowOCF − Capex
$4.1M
FCF MarginFCF / Revenue
8.2%
Capex IntensityCapex / Revenue
0.3%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-2.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RDI
RDI
SST
SST
Q4 25
$4.3M
$-10.6M
Q3 25
$295.0K
$-2.1M
Q2 25
$1.6M
$24.5M
Q1 25
$-7.7M
$-15.9M
Q4 24
$8.0M
$772.0K
Q3 24
$1.3M
$-5.0K
Q2 24
$-10.4M
$10.0M
Q1 24
$-2.8M
$-16.0M
Free Cash Flow
RDI
RDI
SST
SST
Q4 25
$4.1M
Q3 25
$-246.0K
Q2 25
$1.2M
Q1 25
$-8.0M
$-16.0M
Q4 24
$7.0M
Q3 24
$-1.1M
$-36.0K
Q2 24
$-10.6M
Q1 24
$-4.7M
FCF Margin
RDI
RDI
SST
SST
Q4 25
8.2%
Q3 25
-0.5%
Q2 25
1.9%
Q1 25
-19.8%
-21.5%
Q4 24
12.0%
Q3 24
-1.8%
-0.0%
Q2 24
-22.7%
Q1 24
-10.4%
Capex Intensity
RDI
RDI
SST
SST
Q4 25
0.3%
0.0%
Q3 25
1.0%
0.0%
Q2 25
0.6%
0.0%
Q1 25
0.6%
0.1%
Q4 24
1.7%
0.0%
Q3 24
4.0%
0.0%
Q2 24
0.5%
0.0%
Q1 24
4.3%
0.0%

Financial Flow Comparison

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

Revenue Breakdown by Segment

RDI
RDI

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

SST
SST

Segment breakdown not available.

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