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Rambus Inc.NasdaqGS:RMBS Stock Report

Market Cap US$14.0b
Share Price
US$129.25
US$139.25
7.2% undervalued intrinsic discount
1Y138.9%
7D15.9%
Portfolio Value
View

Rambus Inc.

NasdaqGS:RMBS Stock Report

Market Cap: US$14.0b

Rambus (RMBS) Stock Overview

Manufactures and sells semiconductor products in the United States, South Korea, Singapore, and internationally. More details

RMBS fundamental analysis
Snowflake Score
Valuation0/6
Future Growth4/6
Past Performance3/6
Financial Health6/6
Dividends0/6

RMBS Community Fair Values

Create Narrative

See what 60 others think this stock is worth. Follow their fair value or set your own to get alerts.

Rambus Inc. Competitors

Price History & Performance

Summary of share price highs, lows and changes for Rambus
Historical stock prices
Current Share PriceUS$129.25
52 Week HighUS$161.80
52 Week LowUS$52.12
Beta1.79
1 Month Change17.03%
3 Month Change20.80%
1 Year Change138.86%
3 Year Change154.42%
5 Year Change591.15%
Change since IPO1,609.02%

Recent News & Updates

Narrative Update May 08

RMBS: AI Memory IP Momentum Will Face Ongoing Execution And Valuation Risks

Narrative Update: Rambus Analyst Price Target Shift The updated analyst price target for Rambus has moved from $122.00 to $139.25, with analysts pointing to revised assumptions for revenue growth, profit margins, and future P/E, informed in part by recent Street research that included several target hikes and one downgrade. Analyst Commentary Recent Street research around Rambus reflects a mix of optimism and caution, with several price target increases alongside a fresh downgrade.
Analysis Article May 08

Why Rambus' (NASDAQ:RMBS) Earnings Are Better Than They Seem

Despite posting healthy earnings, Rambus Inc.'s ( NASDAQ:RMBS ) stock has been quite weak. We have done some analysis...

Recent updates

Narrative Update May 08

RMBS: AI Memory IP Momentum Will Face Ongoing Execution And Valuation Risks

Narrative Update: Rambus Analyst Price Target Shift The updated analyst price target for Rambus has moved from $122.00 to $139.25, with analysts pointing to revised assumptions for revenue growth, profit margins, and future P/E, informed in part by recent Street research that included several target hikes and one downgrade. Analyst Commentary Recent Street research around Rambus reflects a mix of optimism and caution, with several price target increases alongside a fresh downgrade.
Analysis Article May 08

Why Rambus' (NASDAQ:RMBS) Earnings Are Better Than They Seem

Despite posting healthy earnings, Rambus Inc.'s ( NASDAQ:RMBS ) stock has been quite weak. We have done some analysis...
New Narrative May 01

Future AI Memory Demand Will Expose Execution Risks And Pressure Long Term Earnings

Catalysts About Rambus Rambus develops memory interface chips and silicon IP that support data movement and security in data center and AI hardware. What are the underlying business or industry changes driving this perspective?
Narrative Update Apr 24

RMBS: AI Memory IP Execution Risk Will Limit Future Upside

Rambus' analyst price target shifts approximately $3 higher to $122, as analysts factor in updated fair value estimates, a slightly lower discount rate, and a modestly higher future P/E assumption while keeping revenue growth and profit margin expectations broadly consistent. Analyst Commentary Recent Street research on Rambus has featured lower price targets, even as the latest blended target moves to about $122.
New Narrative Apr 17

AI Hardware Memory Demand Will Drive Powerful Long Term Earnings Potential

Catalysts About Rambus Rambus provides high performance chips and silicon IP that support memory, interconnect and security functions in data center and AI hardware. What are the underlying business or industry changes driving this perspective?
Narrative Update Apr 08

RMBS: AI Memory IP And Steady Long Term Assumptions Will Support Upside

Rambus’ consensus analyst price target has been reduced by a single digit dollar amount, as analysts factor in recent target cuts from Evercore ISI and Susquehanna, along with a new bullish initiation at William Blair that supports steady long term assumptions around fair value, discount rate, revenue growth, profit margin and future P/E. Analyst Commentary Bullish Takeaways Bullish analysts initiating coverage highlight a constructive view on Rambus’ long term fair value, indicating that current pricing is still seen as reasonable relative to their internal assumptions.
Seeking Alpha Apr 07

Rambus: A Leveraged Play On The AI Memory Bottleneck

Summary Rambus Inc. (RMBS) is positioned as a leveraged play on AI-driven memory subsystem complexity, benefiting from both product and IP licensing businesses. RMBS holds a 40% market share in DDR5 RCDs and targets 20% in PMICs, capitalizing on the memory supercycle and rising DRAM prices. The hybrid business model balances high-margin, recurring IP licensing with rapidly scaling, lower-margin memory interface chips, supporting financial resilience. Risks include significant customer and geographic concentration, as well as operational challenges from transitioning to a more product-centric business. Read the full article on Seeking Alpha
Narrative Update Mar 25

RMBS: AI Memory IP And Steady P E View Will Support Upside

Analysts trimmed their price targets on Rambus by $7 and $10, respectively, while keeping long term growth and profitability assumptions broadly intact. This reflects a more measured view on the stock's valuation rather than a shift in its fundamental outlook.
Narrative Update Mar 11

RMBS: AI Memory Roadmap And Steady P E Assumptions Will Drive Upside

Analysts have trimmed their price targets on Rambus, with recent cuts of $7 and $10 balanced by a new bullish initiation. This has led to only modest tweaks in discount rate and future P/E assumptions, rather than a wholesale shift in the overall valuation view.
Narrative Update Feb 25

RMBS: P/E Reset Will Set Up Future AI Upside Potential

Rambus' analyst fair value estimate has nudged up by $1 to $118.88, as analysts refine their P/E assumptions and incorporate mixed but generally constructive recent research, including lower price targets from some firms alongside a fresh bullish initiation. Analyst Commentary Street research on Rambus has been mixed recently, with some analysts trimming price targets while others initiate with a positive stance.
Narrative Update Feb 10

RMBS: Mixed P/E Reset And Silicon IP Deals Will Shape AI Upside

Analysts have trimmed their price target on Rambus from US$120 to about US$117.88, citing updated views on growth, profitability, and a modestly adjusted future P/E multiple, as reflected in recent research moves at Evercore ISI, Susquehanna, and William Blair. Analyst Commentary Recent research points to a mix of optimism and caution around Rambus, with fresh coverage and updated price targets offering both upside and risk factors for you to weigh.
Narrative Update Jan 27

RMBS: Silicon IP Acquisitions And Higher P/E Assumptions Will Shape AI Upside

Analysts have nudged their price target on Rambus higher to $120, citing updated assumptions on growth, profitability, and P/E that align with recently bullish research coverage. Analyst Commentary Bullish Takeaways Bullish analysts see the higher US$120 target as more in line with their updated P/E assumptions, suggesting they view current earnings power as underappreciated by the prior target level.
Analysis Article Jan 22

Rambus Inc.'s (NASDAQ:RMBS) P/E Is Still On The Mark Following 32% Share Price Bounce

Rambus Inc. ( NASDAQ:RMBS ) shareholders would be excited to see that the share price has had a great month, posting a...
Narrative Update Jan 09

RMBS: Silicon IP Acquisitions And Buybacks Will Support AI Demand Upside

Analysts have modestly lifted their price target on Rambus to US$120, citing updated assumptions around discount rates, revenue growth, profit margins, and future P/E. These assumptions still support their prior fair value view.
Analysis Article Dec 29

We Like These Underlying Return On Capital Trends At Rambus (NASDAQ:RMBS)

If you're looking for a multi-bagger, there's a few things to keep an eye out for. In a perfect world, we'd like to see...
Narrative Update Dec 15

RMBS: Data Center DRAM Leadership Will Drive AI Demand Upside Through 2027

Analysts have raised their price target on Rambus stock to $130 from $90, citing the company’s strengthening leadership in data center DRAM, accelerating AI-driven demand signals, and projections for robust revenue and free cash flow growth. Analyst Commentary Recent research notes highlight a constructive stance on Rambus, with multiple firms lifting price targets in response to the company’s role in the AI and data center memory ecosystem.
Analysis Article Dec 15

Does Rambus (NASDAQ:RMBS) Deserve A Spot On Your Watchlist?

For beginners, it can seem like a good idea (and an exciting prospect) to buy a company that tells a good story to...
Analysis Article Dec 02

A Look At The Intrinsic Value Of Rambus Inc. (NASDAQ:RMBS)

Key Insights The projected fair value for Rambus is US$89.60 based on 2 Stage Free Cash Flow to Equity Current share...
Narrative Update Nov 30

RMBS: Data Center DRAM Demand Will Drive Share Price Momentum Through 2027

The analyst price target for Rambus has increased from $115.88 to $120.00. This change reflects analysts' positive outlook on the company's strong demand drivers, sustained data center growth, and robust free cash flow projections.
Narrative Update Nov 16

RMBS: Expanding Data Center Demand Will Drive Sustained Outperformance Through 2027

Rambus has seen its average analyst price target increase significantly. Figures now range from $114 to $130 per share, as analysts point to robust demand in data center DRAM and multiple growth catalysts supporting stronger revenue and earnings projections.
Narrative Update Nov 02

RMBS: Expanding Data Center Demand Will Drive Strong Share Price Momentum

Analysts have raised Rambus' fair value estimate from $103.50 to $115.88. They cite increased price targets based on robust revenue growth, strong profit margins, and sustained demand in the data center memory market.
Narrative Update Oct 18

Data Center And AI Trends Will Expand Memory Markets

The analyst fair value estimate for Rambus has increased from $100.38 to $103.50. Analysts cite rising price targets and strong demand drivers in memory markets and data centers as key factors supporting the company’s growth outlook.
Narrative Update Oct 04

Data Center And AI Trends Will Expand Memory Markets

Rambus’ analyst price target has increased significantly from $85.63 to $100.38. Analysts cite robust demand for data center DRAM, accelerating revenue growth prospects, and ongoing confidence in Rambus’ market leadership and strategic positioning.
Narrative Update Sep 16

Data Center And AI Trends Will Expand Memory Markets

Analysts have raised their price target for Rambus to $85.62, citing favorable industry dynamics, accelerating RDIMM growth, increased revenue diversification, and improving earnings consistency, all of which underpin stronger long-term earnings potential. Analyst Commentary Bullish analysts cite multiple product revenue growth catalysts, particularly for the second half of fiscal 2026.
Analysis Article Sep 16

Earnings Tell The Story For Rambus Inc. (NASDAQ:RMBS) As Its Stock Soars 28%

Despite an already strong run, Rambus Inc. ( NASDAQ:RMBS ) shares have been powering on, with a gain of 28% in the last...
Narrative Update Aug 29

Data Center And AI Trends Will Expand Memory Markets

Rambus's consensus price target has increased to $81.88, driven by growing confidence in revenue diversification, sustained financial outperformance, and raised EPS estimates following strong Q2 results. Analyst Commentary Bullish analysts see increased revenue diversification as a key driver, supporting steady beat-and-raise quarters.
Analysis Article Aug 25

There's Been No Shortage Of Growth Recently For Rambus' (NASDAQ:RMBS) Returns On Capital

What trends should we look for it we want to identify stocks that can multiply in value over the long term? Amongst...
Analysis Article Jun 19

Shareholders Should Be Pleased With Rambus Inc.'s (NASDAQ:RMBS) Price

With a price-to-earnings (or "P/E") ratio of 31.4x Rambus Inc. ( NASDAQ:RMBS ) may be sending very bearish signals at...
Analysis Article May 14

Is It Time To Consider Buying Rambus Inc. (NASDAQ:RMBS)?

While Rambus Inc. ( NASDAQ:RMBS ) might not have the largest market cap around , it saw a significant share price rise...

Shareholder Returns

RMBSUS SemiconductorUS Market
7D15.9%10.5%2.2%
1Y138.9%126.9%31.1%

Return vs Industry: RMBS exceeded the US Semiconductor industry which returned 126.9% over the past year.

Return vs Market: RMBS exceeded the US Market which returned 31.1% over the past year.

Price Volatility

Is RMBS's price volatile compared to industry and market?
RMBS volatility
RMBS Average Weekly Movement12.5%
Semiconductor Industry Average Movement10.8%
Market Average Movement7.3%
10% most volatile stocks in US Market16.1%
10% least volatile stocks in US Market3.2%

Stable Share Price: RMBS's share price has been volatile over the past 3 months compared to the US market.

Volatility Over Time: RMBS's weekly volatility (12%) has been stable over the past year, but is still higher than 75% of US stocks.

About the Company

FoundedEmployeesCEOWebsite
1990791Luc Seraphinwww.rambus.com

Rambus Inc. manufactures and sells semiconductor products in the United States, South Korea, Singapore, and internationally. It offers memory interface chips comprising DDR5 memory interface chips which include registering clock driver, multiplexed registering clock driver, multiplexed data buffer, power management integrated circuits, serial presence detect hubs, temperature sensors, and client clock driver products; and DDR4 memory interface chips. The company also provides silicon IP, such as interface and security IP solutions that move and protect data in advanced artificial intelligence, data center, government, and automotive applications; interface IP solutions for high-speed memory and chip-to-chip digital controller IP; security IP solutions, including crypto cores, hardware roots of trust, high-speed protocol engines, and chip provisioning technologies.

Rambus Inc. Fundamentals Summary

How do Rambus's earnings and revenue compare to its market cap?
RMBS fundamental statistics
Market capUS$13.98b
Earnings (TTM)US$230.01m
Revenue (TTM)US$721.16m
60.8x
P/E Ratio
19.4x
P/S Ratio

Earnings & Revenue

Key profitability statistics from the latest earnings report (TTM)
RMBS income statement (TTM)
RevenueUS$721.16m
Cost of RevenueUS$141.27m
Gross ProfitUS$579.89m
Other ExpensesUS$349.88m
EarningsUS$230.01m

Last Reported Earnings

Mar 31, 2026

Next Earnings Date

n/a

Earnings per share (EPS)2.13
Gross Margin80.41%
Net Profit Margin31.89%
Debt/Equity Ratio0%

How did RMBS perform over the long term?

See historical performance and comparison

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/05/11 15:29
End of Day Share Price 2026/05/08 00:00
Earnings2026/03/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Rambus Inc. is covered by 18 analysts. 9 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Brett SimpsonArete Research Services LLP
James FontanelliArete Research Services LLP
Tristan GerraBaird