RAMBUS INC
RMBSNasdaq
$101.44
↑ +0.0%Jul 17 close · end-of-day
Price
1Y↑ +51.9%
End-of-day closes; the latest point is the live 15-min-delayed price · split & dividend adjusted · chart by TradingView
Key statistics
Market Cap
$11.1B
Enterprise Value
$10.3B
P/E
48.3
P/S
15.4
P/B
8.0
EV/EBITDA
38.2
PEG
—
FCF Yield
3.0%
Dividend Yield
—
Revenue (TTM)
$721.2M
Net Income (TTM)
$230.0M
Free Cash Flow (TTM)
$335.2M
Gross Margin
79.5%
Operating Margin
35.9%
Net Margin
31.9%
ROE
16.5%
ROIC
34.7%
Debt / Equity
—
Net Cash
$786.1M
Return 1Y
+48.8%
Company profile
Rambus Inc. provides semiconductor products in the United States, Taiwan, South Korea, Japan, Europe, Canada, Singapore, China, and internationally. The company markets its products and services through its direct sales force and distributors.
- CEO
- Luc Seraphin
- Sector
- Manufacturing
- Industry
- Electronic Equipment
- Employees
- 760
- Headquarters
- California
- Website
- rambus.com
Management & directors
- Fan Xianzhi SeanEVP, COO
- Shinn JohnSVP, General Counsel
- Gagneja SumeetSVP, CFO
- Allen John KChief Accounting Officer
- Seraphin LucPresident and CEO
- Lynch DesmondSVP, CFO
Roles derived from SEC Form 4 filings.
Earnings
RMBS Q1 2026 Earnings
Period ends 2026-03-31
MetricActualYoY
Revenue$180.2M↑ +8.1%
Diluted EPS$0.55↓ -1.8%
Actuals from SEC filings; YoY vs the year-ago quarter. Analyst estimates & surprise require a data feed (coming soon).
Financial statements
| Line item | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 |
|---|---|---|---|---|---|---|
| Revenue | $246.3M | $328.3M | $454.8M | $461.1M | $556.6M | $707.6M |
| Gross profit | $185.6M | $257.9M | $347.2M | $357.7M | $446.5M | $563.2M |
| Operating income | -$44.1M | $24.3M | $76.9M | $153.6M | $183.0M | $260.2M |
| Net income | -$40.5M | $18.3M | -$14.3M | $333.9M | $179.8M | $230.5M |
| Diluted EPS | -$0.36 | $0.16 | -$0.13 | $3.01 | $1.65 | $2.11 |
| Operating cash flow | $185.5M | $209.2M | $230.4M | $195.8M | $230.6M | $360.0M |
| Free cash flow | $155.7M | $195.4M | $212.9M | $172.5M | $199.9M | $333.2M |
| Gross margin | 75.3% | 78.6% | 76.3% | 77.6% | 80.2% | 79.6% |
| Operating margin | -17.9% | 7.4% | 16.9% | 33.3% | 32.9% | 36.8% |
| Net margin | -16.4% | 5.6% | -3.1% | 72.4% | 32.3% | 32.6% |
| Line item | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 |
|---|---|---|---|---|---|---|---|---|
| Revenue | $132.1M | $145.5M | $161.1M | $166.7M | $172.2M | $178.5M | $190.2M | $180.2M |
| Gross profit | $105.3M | $117.4M | $129.6M | $133.8M | $137.4M | $141.9M | $150.0M | $143.7M |
| Operating income | $40.3M | $54.7M | $57.9M | $63.1M | $63.0M | $63.3M | $70.8M | $61.8M |
| Net income | $36.1M | $48.7M | $62.2M | $60.3M | $57.9M | $48.4M | $63.8M | $59.9M |
| Diluted EPS | $0.33 | $0.45 | $0.57 | $0.56 | $0.53 | $0.44 | $0.58 | $0.55 |
| Operating cash flow | $70.4M | $62.1M | $59.0M | $77.4M | $94.4M | $88.4M | $99.8M | $83.2M |
| Free cash flow | $59.1M | $52.2M | $52.5M | $69.5M | $87.9M | $82.5M | $93.3M | $71.6M |
| Gross margin | 79.7% | 80.7% | 80.4% | 80.3% | 79.8% | 79.5% | 78.9% | 79.7% |
| Operating margin | 30.5% | 37.6% | 35.9% | 37.9% | 36.6% | 35.4% | 37.2% | 34.3% |
| Net margin | 27.3% | 33.4% | 38.6% | 36.2% | 33.6% | 27.1% | 33.6% | 33.2% |
Company news
Jul 8, 2026
Analyst estimates
Coming soonConsensus revenue & EPS estimates and price targets will appear here once a forward-estimates data feed is connected.
Insider transactions
BoughtSoldMonthly insider $ volume · trailing 12 months
| Date | Insider | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|
| 2026-06-03 | Sayiner Necip | Sale | 5,000 | $170.15 | $850,750.00 | filing |
| 2026-06-02 | Higashi Emiko | Sale | 5,000 | $163.00 | $815,000.00 | filing |
| 2026-06-02 | Higashi Emiko | Sale | 5,000 | $158.00 | $790,000.00 | filing |
| 2026-06-01 | STANG ERIC B | Sale | 5,000 | $146.00 | $730,000.00 | filing |
| 2026-05-26 | FAN XIANZHI SEAN· EVP, COO | Sale | 37,814 | $151.69 | $5.7M | filing |
| 2026-05-26 | Higashi Emiko | Sale | 5,000 | $157.57 | $787,850.50 | filing |
| 2026-05-26 | FAN XIANZHI SEAN· EVP, COO | Sale | 100 | $152.35 | $15,235.00 | filing |
| 2026-05-22 | Shinn John· SVP, General Counsel | Sale | 1,000 | $143.63 | $143,630.00 | filing |
| 2026-05-08 | Sayiner Necip | Sale | 9,824 | $130.18 | $1.3M | filing |
| 2026-05-07 | LAUB STEVEN | Sale | 1,500 | $125.52 | $188,279.25 | filing |
| 2026-05-01 | Gagneja Sumeet· SVP, CFO | Award | 14,518 | $0.00 | $0.00 | filing |
| 2026-05-01 | Gagneja Sumeet· SVP, CFO | Award | 26,802 | $0.00 | $0.00 | filing |
| 2026-04-24 | Rao Meera | Sale | 2,972 | $150.30 | $446,691.60 | filing |
| 2026-04-14 | Rao Meera | Sale | 8,538 | $118.08 | $1.0M | filing |
| 2026-04-03 | Allen John K· Chief Accounting Officer | Tax withholding | 1,131 | $92.22 | $104,300.82 | filing |
| 2026-04-02 | Seraphin Luc· President and CEO | Sale | 2,750 | $87.11 | $239,564.88 | filing |
| 2026-04-02 | Seraphin Luc· President and CEO | Sale | 2,511 | $86.04 | $216,045.44 | filing |
| 2026-04-02 | Seraphin Luc· President and CEO | Sale | 165 | $88.35 | $14,577.77 | filing |
| 2026-04-01 | Seraphin Luc· President and CEO | Tax withholding | 12,561 | $89.95 | $1.1M | filing |
| 2026-04-01 | FAN XIANZHI SEAN· EVP, COO | Tax withholding | 9,916 | $89.95 | $891,944.20 | filing |
| 2026-04-01 | Shinn John· SVP, General Counsel | Tax withholding | 1,913 | $89.95 | $172,074.35 | filing |
| 2026-04-01 | Allen John K· Chief Accounting Officer | Tax withholding | 658 | $89.95 | $59,187.10 | filing |
| 2026-04-01 | Allen John K· Chief Accounting Officer | Tax withholding | 495 | $89.95 | $44,525.25 | filing |
| 2026-04-01 | PENG VICTOR | Award | 2,223 | $0.00 | $0.00 | filing |
| 2026-04-01 | KISSNER CHARLES | Award | 2,223 | $0.00 | $0.00 | filing |
Showing the latest 25 transactions — full history in the linked SEC filings.
Fundamentals & filings from SEC EDGAR. Prices adjusted for splits & dividends. Not investment advice.