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Side-by-side financial comparison of LITTELFUSE INC (LFUS) and MERCER INTERNATIONAL INC. (MERC). Click either name above to swap in a different company.
LITTELFUSE INC is the larger business by last-quarter revenue ($593.9M vs $449.5M, roughly 1.3× MERCER INTERNATIONAL INC.). LITTELFUSE INC runs the higher net margin — -40.8% vs -68.7%, a 27.9% gap on every dollar of revenue. On growth, LITTELFUSE INC posted the faster year-over-year revenue change (12.2% vs -8.0%). LITTELFUSE INC produced more free cash flow last quarter ($119.7M vs $32.0M). Over the past eight quarters, LITTELFUSE INC's revenue compounded faster (5.3% CAGR vs -9.9%).
Littelfuse is a leading global manufacturer of circuit protection, sensing, and control components. Its product portfolio includes fuses, semiconductor protection devices, power switches, sensors, and circuit breakers, serving automotive, industrial electronics, consumer electronics, telecommunications, and renewable energy sectors worldwide to boost equipment safety and reliability.
Mercer is an American consulting firm founded in 1945. It is one of the four operating subsidiaries of global professional services firm Marsh McLennan. Mercer is headquartered in New York City with offices in 43 countries and operations in 130 countries. The company primarily provides human resources and financial services consulting services to its clients.
LFUS vs MERC — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $593.9M | $449.5M |
| Net Profit | $-242.1M | $-308.7M |
| Gross Margin | 38.0% | — |
| Operating Margin | -37.5% | -62.0% |
| Net Margin | -40.8% | -68.7% |
| Revenue YoY | 12.2% | -8.0% |
| Net Profit YoY | -367.6% | -1947.7% |
| EPS (diluted) | $-9.71 | $-4.61 |
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 | $593.9M | $449.5M | ||
| Q3 25 | $624.6M | $458.1M | ||
| Q2 25 | $613.4M | $453.5M | ||
| Q1 25 | $554.3M | $507.0M | ||
| Q4 24 | $529.5M | $488.4M | ||
| Q3 24 | $567.4M | $502.1M | ||
| Q2 24 | $558.5M | $499.4M | ||
| Q1 24 | $535.4M | $553.4M |
| Q4 25 | $-242.1M | $-308.7M | ||
| Q3 25 | $69.5M | $-80.8M | ||
| Q2 25 | $57.3M | $-86.1M | ||
| Q1 25 | $43.6M | $-22.3M | ||
| Q4 24 | $-51.8M | $16.7M | ||
| Q3 24 | $58.1M | $-17.6M | ||
| Q2 24 | $45.5M | $-67.6M | ||
| Q1 24 | $48.5M | $-16.7M |
| Q4 25 | 38.0% | — | ||
| Q3 25 | 38.6% | — | ||
| Q2 25 | 37.8% | — | ||
| Q1 25 | 37.4% | — | ||
| Q4 24 | 33.4% | — | ||
| Q3 24 | 38.1% | — | ||
| Q2 24 | 37.1% | — | ||
| Q1 24 | 35.1% | — |
| Q4 25 | -37.5% | -62.0% | ||
| Q3 25 | 15.6% | -14.8% | ||
| Q2 25 | 15.1% | -12.9% | ||
| Q1 25 | 12.7% | 1.3% | ||
| Q4 24 | -9.3% | 10.3% | ||
| Q3 24 | 15.5% | 1.8% | ||
| Q2 24 | 11.7% | -8.8% | ||
| Q1 24 | 10.3% | -0.1% |
| Q4 25 | -40.8% | -68.7% | ||
| Q3 25 | 11.1% | -17.6% | ||
| Q2 25 | 9.3% | -19.0% | ||
| Q1 25 | 7.9% | -4.4% | ||
| Q4 24 | -9.8% | 3.4% | ||
| Q3 24 | 10.2% | -3.5% | ||
| Q2 24 | 8.1% | -13.5% | ||
| Q1 24 | 9.0% | -3.0% |
| Q4 25 | $-9.71 | $-4.61 | ||
| Q3 25 | $2.77 | $-1.21 | ||
| Q2 25 | $2.30 | $-1.29 | ||
| Q1 25 | $1.75 | $-0.33 | ||
| Q4 24 | $-2.07 | $0.25 | ||
| Q3 24 | $2.32 | $-0.26 | ||
| Q2 24 | $1.82 | $-1.01 | ||
| Q1 24 | $1.93 | $-0.25 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $563.7M | $186.8M |
| Total DebtLower is stronger | $802.6M | $1.6B |
| Stockholders' EquityBook value | $2.4B | $68.1M |
| Total Assets | $4.0B | $2.0B |
| Debt / EquityLower = less leverage | 0.33× | 23.58× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $563.7M | $186.8M | ||
| Q3 25 | $815.0M | $98.1M | ||
| Q2 25 | $685.5M | $146.5M | ||
| Q1 25 | $619.7M | $181.5M | ||
| Q4 24 | $725.9M | $184.9M | ||
| Q3 24 | $630.7M | $239.0M | ||
| Q2 24 | $562.7M | $263.2M | ||
| Q1 24 | $562.4M | $274.3M |
| Q4 25 | $802.6M | $1.6B | ||
| Q3 25 | $805.8M | $1.5B | ||
| Q2 25 | $810.2M | $1.5B | ||
| Q1 25 | $805.7M | $1.5B | ||
| Q4 24 | $856.1M | $1.5B | ||
| Q3 24 | $867.7M | $1.6B | ||
| Q2 24 | $863.5M | $1.6B | ||
| Q1 24 | $866.7M | $1.6B |
| Q4 25 | $2.4B | $68.1M | ||
| Q3 25 | $2.7B | $359.5M | ||
| Q2 25 | $2.6B | $446.5M | ||
| Q1 25 | $2.5B | $437.4M | ||
| Q4 24 | $2.4B | $429.8M | ||
| Q3 24 | $2.6B | $516.8M | ||
| Q2 24 | $2.5B | $487.7M | ||
| Q1 24 | $2.5B | $573.6M |
| Q4 25 | $4.0B | $2.0B | ||
| Q3 25 | $4.2B | $2.3B | ||
| Q2 25 | $4.1B | $2.4B | ||
| Q1 25 | $3.9B | $2.3B | ||
| Q4 24 | $3.9B | $2.3B | ||
| Q3 24 | $4.1B | $2.5B | ||
| Q2 24 | $3.9B | $2.5B | ||
| Q1 24 | $3.9B | $2.6B |
| Q4 25 | 0.33× | 23.58× | ||
| Q3 25 | 0.30× | 4.30× | ||
| Q2 25 | 0.31× | 3.42× | ||
| Q1 25 | 0.33× | 3.44× | ||
| Q4 24 | 0.35× | 3.43× | ||
| Q3 24 | 0.34× | 3.09× | ||
| Q2 24 | 0.35× | 3.22× | ||
| Q1 24 | 0.35× | 2.82× |
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 | $138.7M | $46.2M |
| Free Cash FlowOCF − Capex | $119.7M | $32.0M |
| FCF MarginFCF / Revenue | 20.2% | 7.1% |
| Capex IntensityCapex / Revenue | 3.2% | 3.1% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $366.1M | $-80.0M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $138.7M | $46.2M | ||
| Q3 25 | $146.9M | $-30.1M | ||
| Q2 25 | $82.5M | $-4.5M | ||
| Q1 25 | $65.8M | $-3.0M | ||
| Q4 24 | $160.6M | $71.2M | ||
| Q3 24 | $80.4M | $-13.9M | ||
| Q2 24 | $69.4M | $62.2M | ||
| Q1 24 | $57.1M | $-29.2M |
| Q4 25 | $119.7M | $32.0M | ||
| Q3 25 | $131.2M | $-60.1M | ||
| Q2 25 | $72.6M | $-28.9M | ||
| Q1 25 | $42.7M | $-23.1M | ||
| Q4 24 | $134.8M | $50.4M | ||
| Q3 24 | $65.0M | $-41.2M | ||
| Q2 24 | $50.3M | $44.3M | ||
| Q1 24 | $41.6M | $-47.7M |
| Q4 25 | 20.2% | 7.1% | ||
| Q3 25 | 21.0% | -13.1% | ||
| Q2 25 | 11.8% | -6.4% | ||
| Q1 25 | 7.7% | -4.6% | ||
| Q4 24 | 25.5% | 10.3% | ||
| Q3 24 | 11.5% | -8.2% | ||
| Q2 24 | 9.0% | 8.9% | ||
| Q1 24 | 7.8% | -8.6% |
| Q4 25 | 3.2% | 3.1% | ||
| Q3 25 | 2.5% | 6.6% | ||
| Q2 25 | 1.6% | 5.4% | ||
| Q1 25 | 4.2% | 4.0% | ||
| Q4 24 | 4.9% | 4.2% | ||
| Q3 24 | 2.7% | 5.4% | ||
| Q2 24 | 3.4% | 3.6% | ||
| Q1 24 | 2.9% | 3.3% |
| Q4 25 | — | — | ||
| Q3 25 | 2.11× | — | ||
| Q2 25 | 1.44× | — | ||
| Q1 25 | 1.51× | — | ||
| Q4 24 | — | 4.26× | ||
| Q3 24 | 1.39× | — | ||
| Q2 24 | 1.53× | — | ||
| Q1 24 | 1.18× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
LFUS
| Electronics Passive Products And Sensors | $174.9M | 29% |
| Electronics Semiconductor | $170.3M | 29% |
| Industrial Products | $85.0M | 14% |
| Commercial Vehicle Products | $76.2M | 13% |
| Passenger Car Products | $72.8M | 12% |
| Automotive Sensors | $14.7M | 2% |
| Dortmund Fab | $12.5M | 2% |
MERC
| Other | $215.3M | 48% |
| Solid Wood | $110.2M | 25% |
| Lumber | $54.9M | 12% |
| Pallets | $23.7M | 5% |
| Energyandchemicals | $18.7M | 4% |
| Manufactured Products | $14.1M | 3% |
| Biofuels | $10.0M | 2% |
| Wood Residuals | $2.6M | 1% |
