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Monolithic Power Systems Income Statement

Revenue, expenses, and profitability over time

Monolithic Power Systems generated $3.0B in trailing twelve-month revenue, up 0.2% year-over-year. Net income was $679.7M with a 22.98% net margin. Gross margin stands at 55.18% and operating margin at 27.09%. Diluted EPS is $13.96, which declined 0.6% year-over-year. Based on the Q1 2026 filing.

Total Revenue (TTM)$3.0BGross Profit (TTM)$1.6BOperating Income (TTM)$801.0MNet Income (TTM)$679.7MEps Diluted (TTM)$13.96
Latest FilingQ1 2026
Report Date2026-05-04
Market Cap$78.1B
P/E Ratio114.90
ROE20.13%

Operating Expenses

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Stock-Based Compensation Expense$56M$52.8M$60.1M$60.7M$53.9M$41.1M
Share-Based Compensation Expense$56M$52.8M$60.1M$60.7M$53.9M$41.1M
Depreciation and amortization$10M$11.4M$13.1M$13.7M$14.2M$15.1M
Stock-based compensation expense$56M$52.8M$60.1M$60.7M$53.9M$41.1M
Other operating expenses$181.1M$184.5M$201.3M$211M$214.3M$203.9M
Selling, general and administrative$95.3M$92.2M$105M$112.9M$118.7M$103.3M
Share-Based Compensation$56M$52.8M$60.1M$60.7M$53.9M$41.1M
Total operating expenses$181.1M$184.5M$201.3M$211M$214.3M$203.9M

Other

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Capital Expenditures$64.8M$40.3M$48.1M$42.5M$41M$70.8M
Capital investments accrued but not yet paid$12.7M$14.6M—$5.6M$2.8M$11M
Deferred taxes-$1.1B$7.2M$9.9M$9.7M$13M-$152K
Accounts payable—$21.3M$15.3M$0$7.3M$29.7M
Increase Decrease In Accrued Income Taxes Payable$0$21.5M$12.3M$19.9M—$26M
Accrued compensation and employee benefits—$10.6M$5M$18.3M—$12.6M
Increase (Decrease) in Inventories—$35.2M$35.8M$15M$59M$54.5M
Payments to Acquire Property, Plant, and Equipment$64.8M$40.3M$48.1M$42.5M$41M$70.8M
Payments to Acquire Short-Term Investments$141.3M$357.6M$35.4M$2.5M$1.9M$161.8M
Dispositions of property, plant, and equipment—$0———$6.4M
Short-term investments sold$728.3M$141.1M$70.2M$173.4M$34.9M$14.4M
Proceeds from issuance of common stock relating to employee stock plans—$5.3M—$3.9M—$5.8M
Property And Equipment Purchased On Extended Payment Terms$1.4M$1.2M$659K$204K$494K$2.7M
Research and development expense$85.8M$92.2M$96.3M$98.2M$95.6M$100.6M
Revenue From Contract With Customer Excluding Assessed Tax$621.7M$637.6M$664.6M$737.2M$751.2M$804.2M
Stock-based compensation$56M$52.8M$60.1M$60.7M$53.9M$41.1M

Earnings Per Share

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Basic earnings per share$25.83$2.82$2.82$3.75$3.54$3.94
Diluted earnings per share$25.71$2.81$2.81$3.74$3.49$3.92
Weighted-average shares, basic48.6M47.9M47.9M47.9M48M49.1M
Weighted-average shares, diluted48.8M48M48M48M48.3M49.2M

Operating Income

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Gross profit$344.4M$353.2M$366M$406.2M$414.3M$445.1M
Operating income$163.3M$168.8M$164.8M$195.2M$199.9M$241.2M

Income Before Tax

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Income before income taxes$169.5M$173.9M$177M$205.6M$209.8M$247.2M

Tax

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Income tax expense-$1.1B$38.8M$42M$25.8M$38.1M$54M

Other Income & Expense

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Change in Accounts Payable—$21.3M$15.3M$0$7.3M$29.7M
Change in Receivables—$42.3M—$46.8M$14M$46.5M
Other income (expense), net$6.2M$5.1M$12.2M$10.4M$9.8M$6M

Net Income

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Net income$1.3B$135.1M$135M$179.8M$171.7M$193.2M

Cost of Revenue

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Total cost of revenue$277.3M$284.3M$298.6M$330.9M$336.9M$359.1M

Revenue

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Total revenue$621.7M$637.6M$664.6M$737.2M$751.2M$804.2M