Companies /Technology

Rambus Inc

NASDAQ: RMBS Semiconductors
$91.11
â–² $1.08 (+1.20%) today
Markets closed · 12:46am ET

Q1 2026 Earnings

Reported Apr 27, 2026, 4:08pm ET · SEC source
$0.63
Miss −0.99%
EPS · est. $0.64
$180.2M
Beat +0.14%
Revenue · est. $179.9M
+24.4%
Beating market
RMBS vs S&P since report
1 quarter
Consecutive EPS beats

Market Reaction

% change · around the report
−20%−10%0+10%Apr 27Apr 28report 4:08pm ETearnings−0.3%−14.6%
−20%−10%0+10%Apr 27Apr 28earnings−0.3%−14.6%
RMBS −14.6%S&P 500 −0.3%
−20%−10%0+10%Apr 27Apr 28report 4:08pm ETearnings−0.7%−14.6%
−20%−10%0+10%Apr 27Apr 28earnings−0.7%−14.6%
RMBS −14.6%NASDAQ −0.7%
0+20%Apr 27May 5report 4:08pm ETearnings+1.4%−6.2%
0+20%Apr 27May 5earnings+1.4%−6.2%
RMBS −6.2%S&P 500 +1.4%
0+20%Apr 27May 5report 4:08pm ETearnings+3.1%−6.2%
0+20%Apr 27May 5earnings+3.1%−6.2%
RMBS −6.2%NASDAQ +3.1%
−21.26%
Day of report
+0.80%
Next session
+6.05%
One week
+30.73%
30 days

S&P 500 over the same 30 days: +6.29%.

Did RMBS Beat Earnings? Q1 2026 Results

Rambus posted a mixed first quarter for fiscal 2026, delivering a narrow revenue beat while falling just short on the bottom line as rising operating costs weighed on profitability. The chip and semiconductor IP company reported revenue of $180.19 million, edging past the $179.94 million consensus estimate by 0.14% and representing 8.1% growth from the year-ago period, with product revenue climbing 15% year over year to $88.00 million on sustained demand for memory interface chips tied to AI infrastructure buildouts. Non-GAAP diluted EPS of $0.63 came in 0.99% below the $0.64 consensus, as research and development expenses climbed to $50.23 million from $42.62 million a year ago, compressing non-GAAP operating margin to 42% from 46%. An analyst downgrade citing tightening DRAM supply conditions added pressure on the stock following the report. Looking ahead, Rambus guided Q2 total revenue of $186.00 million to $204.00 million, with product revenue of $95.00 million to $101.00 million reflecting continued confidence in AI server demand driving its expanding chipset portfolio.

Key Takeaways
  • 15% year-over-year growth in product revenue driven by AI infrastructure demand
  • Growth of AI inference and agentic workloads in data centers driving demand for higher memory bandwidth
  • Strong cash generation of $83.2 million from operating activities
  • Contract and other revenue increased to $22.6 million from $16.4 million year over year

“Rambus opened 2026 with a solid first quarter, delivering financial results in line with guidance and generating strong cash from operations. The growth of AI inference and agentic workloads in the data center continues to drive demand for higher memory bandwidth, efficient data movement, and scalable connectivity. With expanding offerings across chips and IP, Rambus is well positioned to support next-generation AI platforms and drive profitable long-term growth.”

Rambus CEO, on the earnings call

Forward Guidance & Outlook

For Q2 2026, Rambus expects licensing billings of $76–$82 million, royalty revenue of $72–$78 million, product revenue of $95–$101 million, and contract and other revenue of $19–$25 million. GAAP operating costs and expenses are expected between $127–$131 million, and non-GAAP operating costs and expenses between $110–$114 million. The outlook assumes a non-GAAP tax rate of 16%, a diluted share count of 110 million, and excludes stock-based compensation expense of $15.7 million and amortization of acquired intangible assets of $1.5 million. Interest and other income is expected to be approximately $7 million.

RMBS YoY Financials

Q1 2026 vs Q1 2025 · SEC filings Q1 2025 Q1 2026
$0$50.0M$100.0M$150.0M$166.7M$180.2MRevenue$125.7M$143.7MGross Profit$63.1M$61.8MOperating Income$60.3M$59.9MNet Income
$0$50.0M$100.0M$150.0MRevenueGross ProfitOperating IncomeNet Income

RMBS Revenue by Segment

Product Revenue$88.0M+15.0%
Royalties$69.6M
Product Revenue (DDR5 Memory Interface Chips)
Contract and Other Revenue$22.5M

Figures from SEC filings and company reports. Not investment advice.