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Side-by-side financial comparison of Cardlytics, Inc. (CDLX) 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 $50.9M, roughly 1.0× Cardlytics, Inc.). On growth, Cardlytics, Inc. posted the faster year-over-year revenue change (-25.5% vs -31.3%). Over the past eight quarters, Cardlytics, Inc.'s revenue compounded faster (-9.6% CAGR vs -21.8%).
Cardlytics is a leading purchase intelligence and advertising platform that partners with major banks to analyze anonymized consumer transaction data. It delivers targeted, performance-driven ad campaigns for consumer brands, retailers and service providers, helping advertisers reach audiences based on real purchase behavior, with core operations across North America and the United Kingdom.
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.
CDLX vs SST — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $50.9M | $51.9M |
| Net Profit | — | $-13.5M |
| Gross Margin | — | 41.0% |
| Operating Margin | -12.0% | -33.6% |
| Net Margin | — | -26.0% |
| Revenue YoY | -25.5% | -31.3% |
| Net Profit YoY | — | 4.8% |
| EPS (diluted) | $-0.15 | $-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.
| Q4 25 | $50.9M | $51.9M | ||
| Q3 25 | $47.0M | $61.6M | ||
| Q2 25 | $58.0M | $78.1M | ||
| Q1 25 | $56.4M | $74.5M | ||
| Q4 24 | $68.3M | $75.6M | ||
| Q3 24 | $61.1M | $88.8M | ||
| Q2 24 | $64.0M | $94.6M | ||
| Q1 24 | $62.2M | $84.9M |
| Q4 25 | — | $-13.5M | ||
| Q3 25 | $-72.7M | $-18.5M | ||
| Q2 25 | $-9.3M | $-17.5M | ||
| Q1 25 | $-13.3M | $-15.9M | ||
| Q4 24 | — | $-14.2M | ||
| Q3 24 | $-145.2M | $-23.6M | ||
| Q2 24 | $-4.3M | $-26.4M | ||
| Q1 24 | $-24.3M | $-10.5M |
| 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% |
| Q4 25 | -12.0% | -33.6% | ||
| Q3 25 | -146.6% | -25.3% | ||
| Q2 25 | -22.0% | -20.4% | ||
| Q1 25 | -24.9% | -17.6% | ||
| Q4 24 | -12.2% | -15.7% | ||
| Q3 24 | -243.1% | -24.6% | ||
| Q2 24 | -24.7% | -30.8% | ||
| Q1 24 | -36.7% | -30.4% |
| Q4 25 | — | -26.0% | ||
| Q3 25 | -154.7% | -30.1% | ||
| Q2 25 | -16.0% | -22.4% | ||
| Q1 25 | -23.5% | -21.3% | ||
| Q4 24 | — | -18.7% | ||
| Q3 24 | -237.6% | -26.6% | ||
| Q2 24 | -6.7% | -27.9% | ||
| Q1 24 | -39.0% | -12.4% |
| Q4 25 | $-0.15 | $-3.58 | ||
| Q3 25 | $-1.36 | $-2.30 | ||
| Q2 25 | $-0.18 | $-2.23 | ||
| Q1 25 | $-0.26 | $-0.21 | ||
| Q4 24 | $-0.36 | $-3.41 | ||
| Q3 24 | $-2.90 | $-3.37 | ||
| Q2 24 | $-0.09 | $-3.80 | ||
| Q1 24 | $-0.56 | $-0.16 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $48.7M | $86.9M |
| Total DebtLower is stronger | $212.6M | $305.1M |
| Stockholders' EquityBook value | $-6.5M | $30.5M |
| Total Assets | $285.6M | $405.0M |
| Debt / EquityLower = less leverage | — | 10.01× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $48.7M | $86.9M | ||
| Q3 25 | $44.0M | $54.6M | ||
| Q2 25 | $46.7M | $63.6M | ||
| Q1 25 | $52.0M | $43.9M | ||
| Q4 24 | $65.6M | $63.6M | ||
| Q3 24 | $67.0M | $69.1M | ||
| Q2 24 | $71.2M | $75.7M | ||
| Q1 24 | $97.8M | $69.9M |
| Q4 25 | $212.6M | $305.1M | ||
| Q3 25 | $214.6M | $259.2M | ||
| Q2 25 | $214.3M | $263.3M | ||
| Q1 25 | $213.9M | $267.4M | ||
| Q4 24 | $213.6M | $255.1M | ||
| Q3 24 | $213.2M | $259.2M | ||
| Q2 24 | $212.9M | $263.3M | ||
| Q1 24 | $257.9M | $268.6M |
| Q4 25 | $-6.5M | $30.5M | ||
| Q3 25 | $-4.7M | $42.7M | ||
| Q2 25 | $58.7M | $58.2M | ||
| Q1 25 | $64.1M | $67.2M | ||
| Q4 24 | $70.0M | $80.3M | ||
| Q3 24 | $69.7M | $90.3M | ||
| Q2 24 | $210.0M | $109.4M | ||
| Q1 24 | $199.1M | $131.7M |
| Q4 25 | $285.6M | $405.0M | ||
| Q3 25 | $292.8M | $385.2M | ||
| Q2 25 | $361.1M | $429.2M | ||
| Q1 25 | $369.1M | $419.2M | ||
| Q4 24 | $392.7M | $459.1M | ||
| Q3 24 | $399.4M | $479.3M | ||
| Q2 24 | $534.4M | $511.3M | ||
| Q1 24 | $569.0M | $521.1M |
| Q4 25 | — | 10.01× | ||
| Q3 25 | — | 6.07× | ||
| Q2 25 | 3.65× | 4.53× | ||
| Q1 25 | 3.34× | 3.98× | ||
| Q4 24 | 3.05× | 3.18× | ||
| Q3 24 | 3.06× | 2.87× | ||
| Q2 24 | 1.01× | 2.41× | ||
| Q1 24 | 1.29× | 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | $13.0M | $-10.6M |
| Free Cash FlowOCF − Capex | $13.0M | — |
| FCF MarginFCF / Revenue | 25.5% | — |
| Capex IntensityCapex / Revenue | 0.0% | 0.0% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $8.8M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $13.0M | $-10.6M | ||
| Q3 25 | $1.8M | $-2.1M | ||
| Q2 25 | $1.2M | $24.5M | ||
| Q1 25 | $-6.7M | $-15.9M | ||
| Q4 24 | $3.0M | $772.0K | ||
| Q3 24 | $1.4M | $-5.0K | ||
| Q2 24 | $4.4M | $10.0M | ||
| Q1 24 | $-17.6M | $-16.0M |
| Q4 25 | $13.0M | — | ||
| Q3 25 | $1.7M | — | ||
| Q2 25 | $903.0K | — | ||
| Q1 25 | $-6.8M | $-16.0M | ||
| Q4 24 | $2.9M | — | ||
| Q3 24 | $878.0K | $-36.0K | ||
| Q2 24 | $4.1M | — | ||
| Q1 24 | $-18.3M | — |
| Q4 25 | 25.5% | — | ||
| Q3 25 | 3.7% | — | ||
| Q2 25 | 1.6% | — | ||
| Q1 25 | -12.1% | -21.5% | ||
| Q4 24 | 4.2% | — | ||
| Q3 24 | 1.4% | -0.0% | ||
| Q2 24 | 6.5% | — | ||
| Q1 24 | -29.4% | — |
| Q4 25 | 0.0% | 0.0% | ||
| Q3 25 | 0.0% | 0.0% | ||
| Q2 25 | 0.6% | 0.0% | ||
| Q1 25 | 0.2% | 0.1% | ||
| Q4 24 | 0.2% | 0.0% | ||
| Q3 24 | 0.8% | 0.0% | ||
| Q2 24 | 0.4% | 0.0% | ||
| Q1 24 | 1.0% | 0.0% |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
