Rambus Inc. (RMBS) Income Statement
RMBS 2025 at a glance
Fiscal year ended December 31, 2025 · U.S. dollarsRMBS revenue and net income
Where RMBS's revenue goes
2025Each bar shows an amount and its share of revenue. RMBS kept 32.6% of revenue as net income.
RMBS profit margins
RMBS growth rates
to 2025| 1 year | 3 years | 5 years | 10 years | |
|---|---|---|---|---|
| Revenue | +27.1% | +15.9% | +23.5% | +9.1% |
| Gross profit | +28.0% | +19.6% | +28.3% | +8.0% |
| Operating income | +45.3% | +48.1% | — | +14.2% |
| Net income | +28.2% | — | — | +0.9% |
| EPS (diluted) | +16.7% | — | — | +15.3% |
1-year change and average annual growth (CAGR) over 3, 5 and 10 fiscal years. "—" when a starting value was zero or negative.
RMBS quarterly EPS vs estimates
Rambus beat the analyst EPS estimate in 6 of the last 8 quarters. Next report: October 26, 2026 (estimate $0.65).
RMBS income statement
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $707.6M | $556.6M | $461.1M | $454.8M | $328.3M | $246.3M | $224.0M | $231.2M | $393.1M | $336.6M |
| Cost of revenue | $170.1M | $136.7M | $142.3M | $140.8M | $98.4M | $91.6M | $77.6M | $59.3M | $86.0M | $74.5M |
| Gross profit | $537.6M | $419.9M | $318.8M | $314.0M | $229.9M | $154.7M | $146.4M | $171.9M | $307.1M | $262.1M |
| Research & development | $187.7M | $162.9M | $156.8M | $158.8M | $135.7M | $139.8M | $156.8M | $158.3M | $149.1M | $129.8M |
| Sales, general & admin | $89.6M | $104.1M | $109.8M | $106.7M | $91.1M | $86.4M | $100.6M | $103.9M | $110.9M | $95.1M |
| Total operating expenses | $277.3M | $240.9M | $227.3M | $234.0M | $199.9M | $196.5M | $230.9M | $256.6M | $250.1M | $214.5M |
| Operating income | $260.2M | $179.0M | $91.5M | $80.1M | $29.9M | −$41.8M | −$84.5M | −$84.8M | $57.0M | $47.6M |
| Interest income | $23.1M | $18.4M | $7.9M | $7.8M | $9.7M | $17.5M | $27.4M | $32.6M | $1.4M | $1.7M |
| Interest expense | $1.4M | $1.4M | $1.5M | $1.9M | $10.7M | $10.3M | $9.9M | $16.3M | $13.7M | $12.7M |
| Income before taxes | $282.0M | $200.0M | $187.2M | −$7.8M | $23.3M | −$36.5M | −$87.0M | −$70.6M | $41.0M | $22.6M |
| Income taxes | $51.5M | $20.2M | −$146.7M | $6.5M | $5.0M | $3.9M | $3.4M | $87.3M | $63.9M | $15.8M |
| Net income | $230.5M | $179.8M | $333.9M | −$14.3M | $18.3M | −$40.5M | −$90.4M | −$158.0M | −$22.9M | $6.8M |
| EBITDA | $325.3M | $244.1M | $237.1M | $41.2M | $78.3M | $22.0M | −$36.6M | −$14.3M | $109.9M | $85.5M |
| EPS (diluted) | $2.45 | $2.10 | $2.89 | −$0.13 | $0.16 | −$0.39 | −$0.82 | $0.62 | $0.69 | $0.60 |
| Gross margin | 76.0% | 75.4% | 69.1% | 69.0% | 70.0% | 62.8% | 65.3% | 74.3% | 78.1% | 77.9% |
| Operating margin | 36.8% | 32.2% | 19.8% | 17.6% | 9.1% | −17.0% | −37.7% | −36.7% | 14.5% | 14.1% |
| Net margin | 32.6% | 32.3% | 72.4% | −3.1% | 5.6% | −16.4% | −40.4% | −68.3% | −5.8% | 2.0% |
| Jun '26 | Mar '26 | Dec '25 | Sep '25 | Jun '25 | Mar '25 | Dec '24 | Sep '24 | Jun '24 | Mar '24 | Dec '23 | Sep '23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $207.4M | $180.2M | $190.2M | $178.5M | $172.2M | $166.7M | $161.1M | $145.5M | $132.1M | $117.9M | $122.2M | $105.3M |
| Cost of revenue | $42.0M | $36.5M | $40.2M | $45.6M | $43.3M | $41.0M | $34.6M | $36.0M | $34.5M | $31.6M | $35.4M | $32.2M |
| Gross profit | $165.4M | $143.7M | $150.0M | $132.9M | $129.0M | $125.7M | $126.5M | $109.6M | $97.6M | $86.3M | $86.8M | $73.1M |
| Research & development | $51.1M | $50.2M | $49.2M | $49.5M | $46.3M | $42.6M | $43.7M | $41.3M | $40.5M | $37.4M | $36.0M | $37.4M |
| Sales, general & admin | $38.3M | $31.7M | $30.0M | $56.1M | $28.1M | $28.0M | $28.0M | $25.9M | $24.4M | $25.8M | $31.0M | $25.3M |
| Total operating expenses | $92.7M | $81.9M | $79.2M | $69.6M | $66.0M | $62.6M | $68.6M | $59.4M | $57.4M | $55.5M | $50.6M | $54.8M |
| Operating income | $72.7M | $61.8M | $70.8M | $63.3M | $63.0M | $63.1M | $57.9M | $50.2M | $40.2M | $30.8M | $36.3M | $18.3M |
| Interest income | $7.1M | $7.2M | $6.7M | $6.3M | $5.2M | $4.9M | $4.8M | $4.7M | $4.4M | $4.6M | $4.2M | $2.7M |
| Interest expense | $302,000 | $279,000 | $320,000 | $294,000 | $382,000 | $377,000 | $352,000 | $327,000 | $371,000 | $366,000 | $377,000 | $356,000 |
| Income before taxes | $79.5M | $68.6M | $77.2M | $69.3M | $67.8M | $67.6M | $62.3M | $59.0M | $44.4M | $34.4M | $62.9M | $107.2M |
| Income taxes | $11.9M | $8.8M | $13.4M | $20.9M | $9.9M | $7.3M | $103,000 | $10.4M | $8.3M | $1.5M | $4.3M | $4.0M |
| Net income | $67.6M | $59.9M | $63.8M | $48.4M | $57.9M | $60.3M | $62.2M | $48.7M | $36.1M | $32.9M | $58.5M | $103.2M |
| EBITDA | $91.2M | $80.2M | $88.7M | $80.4M | $78.4M | $77.8M | $73.0M | $70.0M | $55.5M | $45.7M | $73.6M | $119.1M |
| EPS (diluted) | $0.64 | $0.63 | $0.68 | $0.58 | $0.60 | $0.59 | $0.59 | $0.66 | $0.46 | $0.39 | $0.42 | $0.93 |
| Gross margin | 79.8% | 79.7% | 78.9% | 74.4% | 74.9% | 75.4% | 78.5% | 75.3% | 73.9% | 73.2% | 71.0% | 69.4% |
| Operating margin | 35.1% | 34.3% | 37.2% | 35.4% | 36.6% | 37.9% | 35.9% | 34.5% | 30.4% | 26.2% | 29.7% | 17.4% |
| Net margin | 32.6% | 33.2% | 33.6% | 27.1% | 33.6% | 36.2% | 38.6% | 33.4% | 27.3% | 27.9% | 47.9% | 98.0% |
Quarterly columns are labeled by the month the quarter ended. Figures in U.S. dollars as reported in RMBS's financial statements (latest annual report filed February 18, 2026); data from EODHD. Sales, general & administrative expenses include sales and marketing.
RMBS financial results
In fiscal year 2025 (ended December 31, 2025), Rambus reported revenue of $707.6 million, up 27.1% from the year before. It had net income of $230.5 million (up 28.2%), a net profit margin of 32.6%. Diluted earnings per share came to $2.45. Over five years revenue grew at an average rate of 23.5% a year.
See the RMBS stock overview for the latest quote and news, or the RMBS chart for price history and technical indicators.
RMBS income statement FAQ
What is Rambus's annual revenue?
Rambus reported total revenue of $707.6 million for fiscal year 2025, which ended on December 31, 2025. That was up 27.1% from $556.6 million the previous year.
Is Rambus profitable?
Yes. Rambus reported net income of $230.5 million in fiscal 2025, a net profit margin of 32.6%; its operating margin was 36.8%.
What is Rambus's gross margin?
Rambus's gross margin was 76.0% in fiscal 2025: for every $100 of revenue, Rambus kept $76 after the direct cost of its products and services.
How much does Rambus spend on research and development?
Rambus spent $187.7 million on research and development in fiscal 2025, 26.5% of revenue.
How fast is Rambus growing?
Revenue grew 23.5% a year on average over the last five fiscal years, from $246.3 million to $707.6 million.
What are Rambus's earnings per share?
Rambus earned $2.45 per diluted share in fiscal 2025, compared with $2.10 a year earlier.
When will Rambus report its next earnings?
Rambus is expected to report results for the quarter ending September 30, 2026 on October 26, 2026 after the market closes.
When does Rambus's fiscal year end?
Rambus's fiscal year ends in December. The latest annual report covers the year ended December 31, 2025 and was filed on February 18, 2026.