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Side-by-side financial comparison of Biogen (BIIB) and Willis Towers Watson (WTW). Click either name above to swap in a different company.
Willis Towers Watson is the larger business by last-quarter revenue ($2.9B vs $2.3B, roughly 1.3× Biogen). Willis Towers Watson runs the higher net margin — 25.5% vs -2.1%, a 27.7% gap on every dollar of revenue. On growth, Willis Towers Watson posted the faster year-over-year revenue change (-3.5% vs -7.1%). Willis Towers Watson produced more free cash flow last quarter ($708.0M vs $468.0M). Over the past eight quarters, Willis Towers Watson's revenue compounded faster (12.0% CAGR vs -0.2%).
Biogen Inc. is an American multinational biotechnology company based in Cambridge, Massachusetts, United States specializing in the treatment of neurological diseases. The company's primary products are dimethyl fumarate (Tecfidera), diroximel fumarate (Vumerity), interferon beta-1a (AVONEX), peginterferon beta-1a (Plegridy), and natalizumab (Tysabri), all for the treatment of multiple sclerosis ; nusinersen (Spinraza) for the treatment of spinal muscular atrophy ; omaveloxolone (Skyclarys) for ...
Willis Towers Watson plc is a British-American multinational advisory, broking and solutions company. Its operations span commercial insurance brokerage and risk advisory, employee benefits and rewards consulting, retirement and actuarial services, and investment advice for pension funds and institutional investors.
BIIB vs WTW — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.3B | $2.9B |
| Net Profit | $-48.9M | $735.0M |
| Gross Margin | 78.3% | — |
| Operating Margin | -2.5% | 35.3% |
| Net Margin | -2.1% | 25.5% |
| Revenue YoY | -7.1% | -3.5% |
| Net Profit YoY | -118.3% | -41.0% |
| EPS (diluted) | $-0.35 | $7.50 |
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 | $2.3B | $2.9B | ||
| Q3 25 | $2.5B | $2.2B | ||
| Q2 25 | $2.6B | $2.2B | ||
| Q1 25 | $2.4B | $2.2B | ||
| Q4 24 | $2.5B | $3.0B | ||
| Q3 24 | $2.5B | $2.2B | ||
| Q2 24 | $2.5B | $2.2B | ||
| Q1 24 | $2.3B | $2.3B |
| Q4 25 | $-48.9M | $735.0M | ||
| Q3 25 | $466.5M | $304.0M | ||
| Q2 25 | $634.8M | $331.0M | ||
| Q1 25 | $240.5M | $235.0M | ||
| Q4 24 | $266.7M | $1.2B | ||
| Q3 24 | $388.5M | $-1.7B | ||
| Q2 24 | $583.6M | $141.0M | ||
| Q1 24 | $393.4M | $190.0M |
| Q4 25 | 78.3% | — | ||
| Q3 25 | 73.4% | — | ||
| Q2 25 | 77.1% | — | ||
| Q1 25 | 74.1% | — | ||
| Q4 24 | 76.2% | — | ||
| Q3 24 | 74.1% | — | ||
| Q2 24 | 77.8% | — | ||
| Q1 24 | 76.3% | — |
| Q4 25 | -2.5% | 35.3% | ||
| Q3 25 | 22.0% | 18.7% | ||
| Q2 25 | 28.1% | 16.6% | ||
| Q1 25 | 12.8% | 19.8% | ||
| Q4 24 | 11.9% | 30.2% | ||
| Q3 24 | 18.3% | -34.2% | ||
| Q2 24 | 28.3% | 9.6% | ||
| Q1 24 | 20.3% | 12.2% |
| Q4 25 | -2.1% | 25.5% | ||
| Q3 25 | 18.4% | 13.6% | ||
| Q2 25 | 24.0% | 14.9% | ||
| Q1 25 | 9.9% | 10.8% | ||
| Q4 24 | 10.9% | 41.7% | ||
| Q3 24 | 15.8% | -74.8% | ||
| Q2 24 | 23.7% | 6.4% | ||
| Q1 24 | 17.2% | 8.3% |
| Q4 25 | $-0.35 | $7.50 | ||
| Q3 25 | $3.17 | $3.11 | ||
| Q2 25 | $4.33 | $3.32 | ||
| Q1 25 | $1.64 | $2.33 | ||
| Q4 24 | $1.82 | $12.29 | ||
| Q3 24 | $2.66 | $-16.44 | ||
| Q2 24 | $4.00 | $1.36 | ||
| Q1 24 | $2.70 | $1.83 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | — | $3.2B |
| Total DebtLower is stronger | $6.3B | $9.7B |
| Stockholders' EquityBook value | $18.3B | $8.0B |
| Total Assets | $29.4B | $29.5B |
| Debt / EquityLower = less leverage | 0.34× | 1.21× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $3.2B | ||
| Q3 25 | — | $1.9B | ||
| Q2 25 | — | $2.0B | ||
| Q1 25 | — | $1.5B | ||
| Q4 24 | — | $1.9B | ||
| Q3 24 | — | $1.4B | ||
| Q2 24 | — | $1.2B | ||
| Q1 24 | — | $1.9B |
| Q4 25 | $6.3B | $9.7B | ||
| Q3 25 | $6.3B | — | ||
| Q2 25 | $6.3B | — | ||
| Q1 25 | $4.5B | — | ||
| Q4 24 | $6.3B | $8.6B | ||
| Q3 24 | $4.5B | — | ||
| Q2 24 | $6.3B | — | ||
| Q1 24 | $6.3B | — |
| Q4 25 | $18.3B | $8.0B | ||
| Q3 25 | $18.2B | $7.7B | ||
| Q2 25 | $17.6B | $8.1B | ||
| Q1 25 | $17.0B | $8.1B | ||
| Q4 24 | $16.7B | $7.9B | ||
| Q3 24 | $16.4B | $7.5B | ||
| Q2 24 | $15.9B | $9.3B | ||
| Q1 24 | $15.2B | $9.5B |
| Q4 25 | $29.4B | $29.5B | ||
| Q3 25 | $29.2B | $27.4B | ||
| Q2 25 | $28.3B | $28.5B | ||
| Q1 25 | $28.0B | $28.1B | ||
| Q4 24 | $28.0B | $27.7B | ||
| Q3 24 | $28.3B | $27.2B | ||
| Q2 24 | $26.8B | $29.6B | ||
| Q1 24 | $26.6B | $30.2B |
| Q4 25 | 0.34× | 1.21× | ||
| Q3 25 | 0.35× | — | ||
| Q2 25 | 0.36× | — | ||
| Q1 25 | 0.27× | — | ||
| Q4 24 | 0.38× | 1.08× | ||
| Q3 24 | 0.28× | — | ||
| Q2 24 | 0.40× | — | ||
| Q1 24 | 0.41× | — |
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 | $511.9M | $771.0M |
| Free Cash FlowOCF − Capex | $468.0M | $708.0M |
| FCF MarginFCF / Revenue | 20.5% | 24.6% |
| Capex IntensityCapex / Revenue | 1.9% | 2.2% |
| Cash ConversionOCF / Net Profit | — | 1.05× |
| TTM Free Cash FlowTrailing 4 quarters | $2.1B | $1.5B |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $511.9M | $771.0M | ||
| Q3 25 | $1.3B | $678.0M | ||
| Q2 25 | $160.9M | $361.0M | ||
| Q1 25 | $259.3M | $-35.0M | ||
| Q4 24 | $760.9M | $599.0M | ||
| Q3 24 | $935.6M | $482.0M | ||
| Q2 24 | $625.8M | $407.0M | ||
| Q1 24 | $553.2M | $24.0M |
| Q4 25 | $468.0M | $708.0M | ||
| Q3 25 | $1.2B | $621.0M | ||
| Q2 25 | $134.3M | $303.0M | ||
| Q1 25 | $222.2M | $-86.0M | ||
| Q4 24 | $721.6M | $543.0M | ||
| Q3 24 | $900.6M | $419.0M | ||
| Q2 24 | $592.3M | $341.0M | ||
| Q1 24 | $507.3M | $-36.0M |
| Q4 25 | 20.5% | 24.6% | ||
| Q3 25 | 48.4% | 27.7% | ||
| Q2 25 | 5.1% | 13.7% | ||
| Q1 25 | 9.1% | -3.9% | ||
| Q4 24 | 29.4% | 18.2% | ||
| Q3 24 | 36.5% | 18.7% | ||
| Q2 24 | 24.0% | 15.4% | ||
| Q1 24 | 22.1% | -1.6% |
| Q4 25 | 1.9% | 2.2% | ||
| Q3 25 | 1.8% | 2.5% | ||
| Q2 25 | 1.0% | 2.6% | ||
| Q1 25 | 1.5% | 2.3% | ||
| Q4 24 | 1.6% | 1.9% | ||
| Q3 24 | 1.4% | 2.8% | ||
| Q2 24 | 1.4% | 3.0% | ||
| Q1 24 | 2.0% | 2.6% |
| Q4 25 | — | 1.05× | ||
| Q3 25 | 2.73× | 2.23× | ||
| Q2 25 | 0.25× | 1.09× | ||
| Q1 25 | 1.08× | -0.15× | ||
| Q4 24 | 2.85× | 0.48× | ||
| Q3 24 | 2.41× | — | ||
| Q2 24 | 1.07× | 2.89× | ||
| Q1 24 | 1.41× | 0.13× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
BIIB
| Products | $1.7B | 73% |
| Tysabri Product | $244.5M | 11% |
| AVONEX | $119.2M | 5% |
| SKYCLARYS | $88.9M | 4% |
| Alzheimers Collaboration | $47.1M | 2% |
| IMRALDI | $43.5M | 2% |
| TECFIDERA | $36.9M | 2% |
| PLEGRIDY | $24.7M | 1% |
| QALSODY | $7.8M | 0% |
| BYOOVIZ | $4.3M | 0% |
WTW
| Health Wealth And Career | $1.7B | 58% |
| GB | $566.0M | 20% |
| Broking | $465.0M | 16% |
| Other | $113.0M | 4% |
| December Thirty One Two Thousand And Twenty Four | $67.0M | 2% |
| IE | $38.0M | 1% |
