Income StatementBalance SheetCash FlowSegments
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Rambus Income Statement

Revenue, expenses, and profitability over time

Rambus generated $721.2M in trailing twelve-month revenue, up 0.2% year-over-year. Net income was $230.0M with a 31.89% net margin. Gross margin stands at 79.46% and operating margin at 35.89%. Diluted EPS is $2.10, which grew 0.1% year-over-year. Based on the Q1 2026 filing.

Total Revenue (TTM)$721.2MGross Profit (TTM)$573.1MOperating Income (TTM)$258.8MNet Income (TTM)$230.0MEps Diluted (TTM)$2.10
Latest FilingQ1 2026
Report Date2026-04-28
Market Cap$16.0B
P/E Ratio69.59
ROE18.02%

Other Income & Expense

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Non-operating Income$4.8M$4.9M$5.2M$6.3M$6.7M$7.2M
Interest expense$352.0K$377.0K$382.0K$294.0K$320.0K$279.0K
Other income (expense), net$4.4M$4.5M$4.8M$6.0M$6.4M$6.9M

Earnings Per Share

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Basic earnings per share$0.58$0.56$0.54$0.45$0.59$0.55
Diluted earnings per share$0.57$0.56$0.53$0.44$0.58$0.55
Weighted-average shares, basic—107.2M107.6M107.6M65K108M
Weighted-average shares, diluted—108.6M108.5M109.3M273K109.7M

Operating Income

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Gross profit$129.6M$133.8M$137.4M$141.9M$150.0M$143.7M
Operating income$57.9M$63.1M$63.0M$63.3M$70.8M$61.8M

Income Before Tax

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Income before income taxes$62.3M$67.6M$67.8M$69.3M$77.2M$68.6M

Tax

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Income tax expense$103.0K$7.3M$9.9M$20.9M$13.4M$8.8M

Net Income

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Net income$62.2M$60.3M$57.9M$48.4M$63.8M$59.9M

Other

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Amortization Of Acquired Intangible Assets Cost Of Revenue$2.8M$1.7M$1.7M$1.7M$1.7M—
Amortization Of Acquired Intangible Assets Operating Expenses$126.5K$0.0$0.0$0.0$0.0—
Amortizationofacquiredintangibleassetscostofrevenue—$1.7M$1.7M$1.7M—$1.7M
Cost Of Contract And Other Revenue$757.0K$714.0K$714.0K$714.0K$714.0K—
Cost Of Product Revenue$24.0M$33.7M$33.7M$33.7M$33.7M—
Costof Contractand Other Revenue—$546.0K$631.0K$531.0K—$1.1M
Costof Product Revenue—$30.6M$32.4M$34.3M—$33.7M
Equity Method Investment Realized Gain Loss On Disposal$0.0$0.0$0.0$0.0$0.0—

Operating Expenses

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Other operating expenses$71.7M$70.7M$74.4M$78.7M$79.2M$81.9M
Research and development$43.7M$42.6M$46.3M$49.5M$49.2M$50.2M
Selling, general and administrative$28.0M$28.1M$28.1M$29.2M$30.0M$31.7M
Total operating expenses$71.7M$70.7M$74.4M$78.7M$79.2M$81.9M

Cost of Revenue

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Total cost of revenue$31.5M$32.8M$34.8M$36.6M$40.2M$36.5M

Revenue

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Total revenue$161.1M$166.7M$172.2M$178.5M$190.2M$180.2M