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RMBS vs UCTT
Which Stock Would AI Choose? Rambus Inc. (RMBS) vs. Ultra Clean Holdings, Inc. (UCTT) Stock Comparison
Key Takeaways
- RMBS delivered Q1 2026 product revenue growth of 15% year-over-year to $88 million, driven by DDR5 demand, but shares fell sharply post-earnings amid DRAM supply concerns.
- UCTT beat Q1 2026 estimates with revenue of $533.7 million and EPS of $0.31, supporting over 200% YTD gains in a surging semiconductor market.
- Both stocks benefit from AI-driven data center and memory demand, but UCTT shows stronger recent momentum while RMBS offers a larger market cap of $12 billion versus $3.5 billion.
- Analyst targets average around $122 for RMBS and $85 for UCTT, reflecting buy ratings amid sector tailwinds.
- Tickeron’s trending AI robots highlight semiconductor strategies covering tickers like UCTT, with win rates from 51% to 88%.
Introduction
Both RMBS and UCTT operate in the semiconductor ecosystem, capitalizing on surging demand for AI infrastructure, data centers, and advanced memory solutions. This stock comparison analyzes their business models, recent market performance, and relative positioning, aiding traders seeking momentum plays and investors eyeing long-term growth in chip-related sectors. With the semiconductor industry navigating supply dynamics and capex cycles, understanding these contrasts helps evaluate opportunities in a high-volatility environment.
RMBS Overview and Recent Performance
Rambus Inc. (RMBS) is a fabless semiconductor company specializing in high-speed memory interface chips and security IP solutions for AI, data centers, and automotive applications. Its DDR5 products, including registering clock drivers and data buffers, target hyperscalers and memory makers. In recent market activity, RMBS reported Q1 2026 revenue of $180.2 million, up 8% year-over-year, with product revenue rising 15% on DDR5 ramps. Shares experienced volatility, surging ahead of earnings before a sharp pullback on a slight revenue miss and Baird's downgrade to neutral citing DRAM oversupply risks. Year-to-date gains stand at 21%, with a trailing P/E (price-to-earnings ratio) of 53 reflecting growth expectations, though sentiment has cooled amid broader memory cycle concerns.
UCTT Overview and Recent Performance
Ultra Clean Holdings, Inc. (UCTT) supplies critical subsystems, components, and cleaning services for semiconductor manufacturing equipment, serving integrated device manufacturers and OEMs in chip and display production. Offerings include gas delivery systems, wafer transport, and process optimization. Recent performance has been robust, with Q1 2026 revenue of $533.7 million and EPS of $0.31 exceeding forecasts, fueled by semiconductor capital equipment demand. The stock has delivered over 200% YTD returns, trading near its 52-week high amid sector recovery, though with elevated beta (1.81) indicating higher volatility. Analyst upgrades underscore optimism, but TTM profitability remains challenged by prior cycles.
Trending AI Robots
Tickeron’s Trending AI Robots page showcases the top 25 AI trading bots selected from over 350, curated for current market conditions like AI infrastructure booms and semiconductor volatility. These bots employ diverse strategies—day trading on 5-60 minute charts, swing trades up to 50 days—across tickers including semiconductors (e.g., NVDA, UCTT), data centers, and ETFs. Performance stats shine with annualized returns of 24% to 165%, win rates of 51% to 88%, profit factors from 1.5 to 11.7, and drawdowns under $50,000. Ideal for traders, they adapt to trends in high-growth sectors; explore them to align with your style.
Head-to-Head Comparison
RMBS focuses on proprietary IP and chips with higher barriers and recurring royalties, contrasting UCTT’s hardware/services model tied to equipment capex cycles. Growth drivers include shared AI/memory tailwinds, but UCTT leverages semis recovery for explosive momentum (YTD +209% vs. RMBS +21%), while RMBS boasts superior TTM profitability and a larger scale. Risks differ: RMBS faces DRAM glut exposure, UCTT cyclical swings (negative TTM margins, debt/equity 83%). Sentiment favors UCTT’s beats, but RMBS holds quality edge in P/E growth ratings.
Tickeron AI Verdict
Tickeron’s AI currently favors UCTT with higher probability in the near term, citing consistent earnings beats, superior relative momentum, and positioning in semiconductor equipment amid capex upcycles. RMBS trails on recent volatility but remains compelling for stability and AI IP exposure; outcomes hinge on memory supply resolution.
Disclaimer
The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer. Disclaimers and Limitations
To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is RMBS is a StrongBuy and UCTT is a StrongBuy.
Long-Term Analysis
It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).
RMBS’s FA Score shows that 2 FA rating(s) are green whileUCTT’s FA Score has 0 green FA rating(s).
- RMBS’s FA Score: 2 green, 3 red.
- UCTT’s FA Score: 0 green, 5 red.
Short-Term Analysis
It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.
If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.
RMBS’s TA Score shows that 4 TA indicator(s) are bullish while UCTT’s TA Score has 5 bullish TA indicator(s).
- RMBS’s TA Score: 4 bullish, 4 bearish.
- UCTT’s TA Score: 5 bullish, 3 bearish.
Price Growth
RMBS (@Semiconductors) experienced а +6.07% price change this week, while UCTT (@Electronic Production Equipment) price change was +3.25% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was +3.73%. For the same industry, the average monthly price growth was +35.59%, and the average quarterly price growth was +102.20%.
The average weekly price growth across all stocks in the @Electronic Production Equipment industry was -1.03%. For the same industry, the average monthly price growth was +10.66%, and the average quarterly price growth was +133.09%.
Reported Earning Dates
RMBS is expected to report earnings on Aug 03, 2026.
UCTT is expected to report earnings on Jul 23, 2026.
Industries' Descriptions
@Semiconductors (+3.73% weekly)The semiconductor industry manufacturers all chip-related products, including research and development. These chips are used in innumerable electronic devices, including computers, cell phones, smartphones, and GPSs. Intel Corporation, NVIDIA Corp., and Broadcomm are some of the prominent players in this industry. Semiconductor companies usually tend to do well during periods of healthy economic growth, thereby inducing further research and development in the industry – which in turn augurs well for productivity and growth in the economy. In the near future, demand for semiconductor products (and possibly innovation within the segment) should only expand further, with the proliferation of 5G, autonomous vehicles, IoT, and various AI-driven electronics set to herald a new, advanced chapter in the technology-driven world as we know it. With burgeoning prospects comes great competition. In 2015, SIA estimated that U.S. semiconductor industry ranks as the second most competitive U.S. industry out of 2882 U.S. industries designated manufacturers by the U.S. Census Bureau.
@Electronic Production Equipment (-1.03% weekly)The electronic production equipment industry makes equipment used to produce semiconductors. Such equipment includes wafer fabrication, plasma etching and photo-resist processing equipment. The industry also makes chemical vapor deposition processing systems and photomasks, which are high-purity quartz plates that contain patterns to define integrated circuits layouts. Applied Materials, Inc., Lam Research Corporation, and KLA-Tencor Corporation are examples of electronic production equipment manufacturing companies.
| RMBS | UCTT | RMBS / UCTT | |
| Capitalization | 18B | 3.8B | 474% |
| EBITDA | 328M | -34.5M | -951% |
| Gain YTD | 81.487 | 256.494 | 32% |
| P/E Ratio | 79.41 | 39.89 | 199% |
| Revenue | 721M | 2.07B | 35% |
| Total Cash | 786M | 324M | 243% |
| Total Debt | 23.4M | 780M | 3% |
RMBS | UCTT | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 86 | 22 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 75 Overvalued | 53 Fair valued | |
PROFIT vs RISK RATING 1..100 | 10 | 48 | |
SMR RATING 1..100 | 49 | 98 | |
PRICE GROWTH RATING 1..100 | 36 | 35 | |
P/E GROWTH RATING 1..100 | 6 | 100 | |
SEASONALITY SCORE 1..100 | 50 | 50 |
Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.
UCTT's Valuation (53) in the Electronic Production Equipment industry is in the same range as RMBS (75) in the Semiconductors industry. This means that UCTT’s stock grew similarly to RMBS’s over the last 12 months.
RMBS's Profit vs Risk Rating (10) in the Semiconductors industry is somewhat better than the same rating for UCTT (48) in the Electronic Production Equipment industry. This means that RMBS’s stock grew somewhat faster than UCTT’s over the last 12 months.
RMBS's SMR Rating (49) in the Semiconductors industry is somewhat better than the same rating for UCTT (98) in the Electronic Production Equipment industry. This means that RMBS’s stock grew somewhat faster than UCTT’s over the last 12 months.
UCTT's Price Growth Rating (35) in the Electronic Production Equipment industry is in the same range as RMBS (36) in the Semiconductors industry. This means that UCTT’s stock grew similarly to RMBS’s over the last 12 months.
RMBS's P/E Growth Rating (6) in the Semiconductors industry is significantly better than the same rating for UCTT (100) in the Electronic Production Equipment industry. This means that RMBS’s stock grew significantly faster than UCTT’s over the last 12 months.
| RMBS | UCTT | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 73% | 6 days ago 77% |
| Stochastic ODDS (%) | 2 days ago 69% | 2 days ago 79% |
| Momentum ODDS (%) | 2 days ago 84% | 2 days ago 74% |
| MACD ODDS (%) | 2 days ago 82% | 2 days ago 72% |
| TrendWeek ODDS (%) | 2 days ago 79% | 2 days ago 78% |
| TrendMonth ODDS (%) | 2 days ago 80% | 2 days ago 80% |
| Advances ODDS (%) | 2 days ago 78% | 8 days ago 72% |
| Declines ODDS (%) | 6 days ago 68% | 3 days ago 74% |
| BollingerBands ODDS (%) | 2 days ago 71% | 3 days ago 76% |
| Aroon ODDS (%) | 2 days ago 82% | 2 days ago 84% |
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RMBS and
Correlation & Price change
A.I.dvisor indicates that over the last year, RMBS has been closely correlated with LRCX. These tickers have moved in lockstep 77% of the time. This A.I.-generated data suggests there is a high statistical probability that if RMBS jumps, then LRCX could also see price increases.
| Ticker / NAME | Correlation To RMBS | 1D Price Change % | ||
|---|---|---|---|---|
| RMBS | 100% | +13.08% | ||
| LRCX - RMBS | 77% Closely correlated | +5.45% | ||
| AMKR - RMBS | 77% Closely correlated | +2.74% | ||
| KLIC - RMBS | 76% Closely correlated | +4.89% | ||
| VECO - RMBS | 75% Closely correlated | +6.61% | ||
| KLAC - RMBS | 74% Closely correlated | +5.42% | ||
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UCTT and
Correlation & Price change
A.I.dvisor indicates that over the last year, UCTT has been closely correlated with ICHR. These tickers have moved in lockstep 72% of the time. This A.I.-generated data suggests there is a high statistical probability that if UCTT jumps, then ICHR could also see price increases.
| Ticker / NAME | Correlation To UCTT | 1D Price Change % | ||
|---|---|---|---|---|
| UCTT | 100% | +6.61% | ||
| ICHR - UCTT | 72% Closely correlated | +7.06% | ||
| RMBS - UCTT | 71% Closely correlated | +13.08% | ||
| ONTO - UCTT | 70% Closely correlated | +8.72% | ||
| LRCX - UCTT | 68% Closely correlated | +5.45% | ||
| COHU - UCTT | 67% Closely correlated | +5.67% | ||
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