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Side-by-side financial comparison of F5, Inc. (FFIV) and ZILLOW GROUP, INC. (ZG). Click either name above to swap in a different company.
F5, Inc. is the larger business by last-quarter revenue ($822.5M vs $654.0M, roughly 1.3× ZILLOW GROUP, INC.). F5, Inc. runs the higher net margin — 21.9% vs 0.5%, a 21.4% gap on every dollar of revenue. On growth, ZILLOW GROUP, INC. posted the faster year-over-year revenue change (18.1% vs 7.3%). F5, Inc. produced more free cash flow last quarter ($149.5M vs $44.0M). Over the past eight quarters, ZILLOW GROUP, INC.'s revenue compounded faster (11.2% CAGR vs 9.9%).
F5, Inc. is an American technology company specializing in application security, multi-cloud management, online fraud prevention, application delivery networking (ADN), application availability and performance, and network security, access, and authorization.
Zillow Group, Inc., or simply Zillow, is an American tech real-estate marketplace company that was founded in 2006 by co-executive chairmen Rich Barton and Lloyd Frink, former Microsoft executives and founders of Microsoft spin-off Expedia; Spencer Rascoff, a co-founder of Hotwire.com; David Beitel, Zillow's current chief technology officer; and Kristin Acker, Zillow's current technology leadership advisor.
FFIV vs ZG — Head-to-Head
Income Statement — Q1 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $822.5M | $654.0M |
| Net Profit | $180.1M | $3.0M |
| Gross Margin | 81.5% | 72.8% |
| Operating Margin | 26.0% | -1.7% |
| Net Margin | 21.9% | 0.5% |
| Revenue YoY | 7.3% | 18.1% |
| Net Profit YoY | 8.2% | 105.8% |
| EPS (diluted) | $3.10 | $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.
| Q4 25 | $822.5M | $654.0M | ||
| Q3 25 | $810.1M | $676.0M | ||
| Q2 25 | $780.4M | $655.0M | ||
| Q1 25 | $731.1M | $598.0M | ||
| Q4 24 | $766.5M | $554.0M | ||
| Q3 24 | $746.7M | $581.0M | ||
| Q2 24 | $695.5M | $572.0M | ||
| Q1 24 | $681.4M | $529.0M |
| Q4 25 | $180.1M | $3.0M | ||
| Q3 25 | $190.5M | $10.0M | ||
| Q2 25 | $189.9M | $2.0M | ||
| Q1 25 | $145.5M | $8.0M | ||
| Q4 24 | $166.4M | $-52.0M | ||
| Q3 24 | $165.3M | $-20.0M | ||
| Q2 24 | $144.1M | $-17.0M | ||
| Q1 24 | $119.0M | $-23.0M |
| Q4 25 | 81.5% | 72.8% | ||
| Q3 25 | 82.2% | 72.6% | ||
| Q2 25 | 81.0% | 74.7% | ||
| Q1 25 | 80.7% | 76.8% | ||
| Q4 24 | 81.7% | 75.8% | ||
| Q3 24 | 80.8% | 75.9% | ||
| Q2 24 | 80.4% | 77.3% | ||
| Q1 24 | 79.3% | 76.7% |
| Q4 25 | 26.0% | -1.7% | ||
| Q3 25 | 25.4% | -0.4% | ||
| Q2 25 | 25.2% | -1.7% | ||
| Q1 25 | 21.7% | -1.5% | ||
| Q4 24 | 26.8% | -12.5% | ||
| Q3 24 | 25.6% | -7.7% | ||
| Q2 24 | 23.4% | -6.6% | ||
| Q1 24 | 20.5% | -8.5% |
| Q4 25 | 21.9% | 0.5% | ||
| Q3 25 | 23.5% | 1.5% | ||
| Q2 25 | 24.3% | 0.3% | ||
| Q1 25 | 19.9% | 1.3% | ||
| Q4 24 | 21.7% | -9.4% | ||
| Q3 24 | 22.1% | -3.4% | ||
| Q2 24 | 20.7% | -3.0% | ||
| Q1 24 | 17.5% | -4.3% |
| Q4 25 | $3.10 | $0.01 | ||
| Q3 25 | $3.25 | $0.04 | ||
| Q2 25 | $3.25 | $0.01 | ||
| Q1 25 | $2.48 | $0.03 | ||
| Q4 24 | $2.82 | $-0.23 | ||
| Q3 24 | $2.79 | $-0.08 | ||
| Q2 24 | $2.44 | $-0.07 | ||
| Q1 24 | $2.00 | $-0.10 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.2B | $768.0M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $3.5B | $4.9B |
| Total Assets | $6.3B | $5.7B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.2B | $768.0M | ||
| Q3 25 | $1.3B | $874.0M | ||
| Q2 25 | $1.4B | $587.0M | ||
| Q1 25 | $1.3B | $914.0M | ||
| Q4 24 | $1.2B | $1.1B | ||
| Q3 24 | $1.1B | $1.1B | ||
| Q2 24 | $935.6M | $1.2B | ||
| Q1 24 | $903.5M | $1.4B |
| Q4 25 | $3.5B | $4.9B | ||
| Q3 25 | $3.6B | $5.0B | ||
| Q2 25 | $3.5B | $4.7B | ||
| Q1 25 | $3.3B | $4.8B | ||
| Q4 24 | $3.2B | $4.8B | ||
| Q3 24 | $3.1B | $4.7B | ||
| Q2 24 | $3.0B | $4.5B | ||
| Q1 24 | $2.9B | $4.7B |
| Q4 25 | $6.3B | $5.7B | ||
| Q3 25 | $6.3B | $5.7B | ||
| Q2 25 | $6.1B | $5.4B | ||
| Q1 25 | $5.9B | $5.7B | ||
| Q4 24 | $5.9B | $5.8B | ||
| Q3 24 | $5.6B | $6.2B | ||
| Q2 24 | $5.4B | $6.6B | ||
| Q1 24 | $5.4B | $6.8B |
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 | $159.2M | $72.0M |
| Free Cash FlowOCF − Capex | $149.5M | $44.0M |
| FCF MarginFCF / Revenue | 18.2% | 6.7% |
| Capex IntensityCapex / Revenue | 1.2% | 4.3% |
| Cash ConversionOCF / Net Profit | 0.88× | 24.00× |
| TTM Free Cash FlowTrailing 4 quarters | $861.2M | $235.0M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $159.2M | $72.0M | ||
| Q3 25 | $208.1M | $105.0M | ||
| Q2 25 | $282.2M | $87.0M | ||
| Q1 25 | $256.6M | $104.0M | ||
| Q4 24 | $202.8M | $122.0M | ||
| Q3 24 | $246.5M | $171.0M | ||
| Q2 24 | $159.0M | $55.0M | ||
| Q1 24 | $221.6M | $80.0M |
| Q4 25 | $149.5M | $44.0M | ||
| Q3 25 | $191.9M | $73.0M | ||
| Q2 25 | $273.7M | $50.0M | ||
| Q1 25 | $246.1M | $68.0M | ||
| Q4 24 | $194.7M | $88.0M | ||
| Q3 24 | $240.4M | $138.0M | ||
| Q2 24 | $153.1M | $18.0M | ||
| Q1 24 | $212.2M | $41.0M |
| Q4 25 | 18.2% | 6.7% | ||
| Q3 25 | 23.7% | 10.8% | ||
| Q2 25 | 35.1% | 7.6% | ||
| Q1 25 | 33.7% | 11.4% | ||
| Q4 24 | 25.4% | 15.9% | ||
| Q3 24 | 32.2% | 23.8% | ||
| Q2 24 | 22.0% | 3.1% | ||
| Q1 24 | 31.1% | 7.8% |
| Q4 25 | 1.2% | 4.3% | ||
| Q3 25 | 2.0% | 4.7% | ||
| Q2 25 | 1.1% | 5.6% | ||
| Q1 25 | 1.4% | 6.0% | ||
| Q4 24 | 1.1% | 6.1% | ||
| Q3 24 | 0.8% | 5.7% | ||
| Q2 24 | 0.8% | 6.5% | ||
| Q1 24 | 1.4% | 7.4% |
| Q4 25 | 0.88× | 24.00× | ||
| Q3 25 | 1.09× | 10.50× | ||
| Q2 25 | 1.49× | 43.50× | ||
| Q1 25 | 1.76× | 13.00× | ||
| Q4 24 | 1.22× | — | ||
| Q3 24 | 1.49× | — | ||
| Q2 24 | 1.10× | — | ||
| Q1 24 | 1.86× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
FFIV
| Services | $412.2M | 50% |
| Products | $410.3M | 50% |
ZG
| Residential Revenue | $418.0M | 64% |
| Rental Revenue | $168.0M | 26% |
| Mortgage Revenue | $57.0M | 9% |
| Display Advertising And Other Revenue | $11.0M | 2% |
