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ARM vs KLAC
Which Stock Would AI Choose? Arm Holdings plc (ARM) vs. KLA Corporation (KLAC) Stock Comparison
Key Takeaways
- ARM is a fabless designer and licensor of chip architecture whose AI data-center story is accelerating, but slowing smartphone royalty growth has weighed on sentiment.
- KLAC delivers process-control and inspection equipment to semiconductor manufacturers and continues to post record results on AI infrastructure demand.
- Both stocks pulled back sharply in recent weeks amid a broad semiconductor selloff, despite reporting double-digit revenue growth in their most recent quarters.
- On valuation, profitability, earnings consistency, and diversification, KLAC currently holds a relative positioning edge over ARM.
- Tickeron AI Verdict: KLAC is the favored ticker of the two, based on trend stability, margin strength, and catalyst visibility.
- For more detail on each name, explore ARM Major News and ARM Today's Price Move, as well as KLAC Major News and KLAC Today's Price Move.
- To see how automated strategies are navigating the current market, explore Trending AI Robots.
Introduction
Investors tracking the semiconductor and artificial-intelligence complex often weigh pure-play chip design against the capital equipment that makes chips possible. ARM (Arm Holdings plc) and KLAC (KLA Corporation) occupy two very different points in that ecosystem, yet both are sensitive to the same AI-driven capital-expenditure cycle. This stock comparison is most relevant to growth and technology investors who want to understand relative performance, market positioning, and risk exposure between a high-multiple intellectual-property (IP) licensor and a more established process-control equipment leader.
ARM Overview and Recent Performance
Arm Holdings plc designs and licenses central processing unit (CPU) architectures and related IP used in smartphones, cloud servers, and edge devices. Its revenue comes from licensing agreements and per-chip royalties. In its most recent fiscal quarter, ARM reported revenue up roughly 27% year-over-year to about $1.44 billion, with adjusted earnings per share (EPS) rising about 33%. However, royalty revenue grew only about 8%, below prior expectations, as elevated memory prices pressured the smartphone market. Management guided December-quarter royalty growth to low single digits.
Offsetting that softness, data-center royalties roughly doubled, and Arm's share of servers at major hyperscale cloud providers more than tripled to over 50% in 2025. The company also reported rising demand visibility for its AGI (artificial general intelligence) CPU, now near $2 billion across fiscal 2027 and 2028. Despite these catalysts, the stock fell sharply after earnings and traded well below its 52-week high, with a forward price-to-earnings (P/E) multiple still elevated in the high-double digits.
KLAC Overview and Recent Performance
KLA Corporation supplies process-control, inspection, and metrology equipment used throughout semiconductor manufacturing, including advanced packaging. Its most recent quarter showed revenue up about 29% year-over-year to roughly $4.14 billion, with non-GAAP EPS up about 39%. The company posted a record operating margin near 46% and raised its calendar 2026 wafer-fab-equipment (WFE) outlook to the mid-$150 billion range, while framing 2027 WFE above $200 billion. Advanced-packaging process-control revenue is tracking near $1.1 billion for 2026, up about 70%.
Despite the strong fundamentals, KLAC shares sold off materially in recent weeks alongside the broader semiconductor complex, at one point touching a 52-week low. The stock trades at a more moderate trailing P/E near the mid-30s and a forward multiple below 30, and it returns capital through dividends and buybacks. Unlike ARM, KLA has no single dominant end-market segment of comparable concentration to smartphones.
Trending AI Robots
Tickeron maintains a large library of AI-powered trading bots that monitor thousands of tickers, but only a select subset earns a place in the Trending AI Robots section. This curated list surfaces the strategies best aligned with current market conditions, spanning different trading styles, timeframes, risk profiles, and performance statistics. The bots vary widely in approach, from short-term signal-driven systems to longer-horizon trend followers, each with its own set of tickers and historical track record. For traders evaluating how to position across names like ARM and KLAC, reviewing the Trending AI Robots page can provide additional quantitative context on momentum and trend consistency.
Head-to-Head Comparison
The two companies diverge most sharply in business model and valuation. ARM is an asset-light IP licensor with very high gross margins and a premium valuation, but its growth is uneven, with smartphones still the largest royalty pool. KLAC is a capital-equipment manufacturer with strong but more cyclical profitability, exposed to fab spending cycles, supply-chain lead times, and memory-component costs.
On growth drivers, ARM benefits from rising AI server adoption and its emerging AGI CPU, while KLAC benefits from process-control intensity, advanced packaging, and memory-related investment. On risk, ARM carries concentration in smartphones and a rich multiple, while KLAC carries cyclicality and margin pressure from component costs. In terms of recent momentum, both corrected sharply, but KLAC maintained stronger earnings and guidance consistency through the drawdown.
Tickeron AI Verdict
Based on observable factors such as trend consistency, earnings stability, margin strength, catalyst visibility, and relative positioning, Tickeron's AI would currently favor KLAC over ARM. KLA has demonstrated repeated earnings beats, record operating margins, and upward guidance revisions, all at a substantially lower valuation multiple and with a broader AI-infrastructure demand base. Arm's data-center opportunity is compelling, but its reliance on smartphone royalties and elevated multiple introduce greater relative uncertainty in the near term. This assessment is probabilistic rather than definitive and should be weighed alongside each investor's own research.
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.
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 ARM is a Hold and KLAC is a StrongBuy.
ARM's Indicator enters downward trend
The Aroon Indicator for ARM entered a downward trend on November 10, 2026. Tickeron's A.I.dvisor identified a pattern where the AroonDown red line was above 70 while the AroonUp green line was below 30 for three straight days. This could indicate a strong downward move is ahead for the stock. Traders may want to consider selling the stock or buying put options. A.I.dvisor looked at 108 similar instances where the Aroon Indicator formed such a pattern. In 94 of the 108 cases the stock moved lower. This puts the odds of a downward move at 87%.
Technical Analysis (Indicators)
Bearish Trend Analysis
The Moving Average Convergence Divergence Histogram (MACD) for ARM turned negative on October 07, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 27 similar instances when the indicator turned negative. In 22 of the 27 cases the stock turned lower in the days that followed. This puts the odds of success at 81%.
ARM moved below its 50-day moving average on October 09, 2026 date and that indicates a change from an upward trend to a downward trend.
The 10-day moving average for ARM crossed bearishly below the 50-day moving average on October 16, 2026. This indicates that the trend has shifted lower and could be considered a sell signal. In 6 of 8 past instances when the 10-day crossed below the 50-day, the stock continued to move higher over the following month. The odds of a continued downward trend are 75%.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where ARM declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 80%.
Bullish Trend Analysis
The RSI Indicator points to a transition from a downward trend to an upward trend -- in cases where ARM's RSI Oscillator exited the oversold zone, 18 of 19 resulted in an increase in price. Tickeron's analysis proposes that the odds of a continued upward trend are 90%.
The Stochastic Oscillator shows that the ticker has stayed in the oversold zone for 6 days. The price of this ticker is presumed to bounce back soon, since the longer the ticker stays in the oversold zone, the more promptly an upward trend is expected.
Following a +11.74% 3-day Advance, the price is estimated to grow further. Considering data from situations where ARM advanced for three days, in 182 of 212 cases, the price rose further within the following month. The odds of a continued upward trend are 86%.
ARM may jump back above the lower band and head toward the middle band. Traders may consider buying the stock or exploring call options.
Fundamental Analysis (Ratings)
The Tickeron PE Growth Rating for this company is 59 (best 1 - 100 worst), pointing to average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron SMR rating for this company is 60 (best 1 - 100 worst), indicating strong sales and a profitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Price Growth Rating for this company is 64 (best 1 - 100 worst), indicating fairly steady price growth. ARM’s price grows at a lower rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron Valuation Rating of 95 (best 1 - 100 worst) indicates that the company is significantly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: ARM's P/B Ratio (21.610) is very high in comparison to the industry average of (5.443). ARM has a moderately high P/E Ratio (178.184) as compared to the industry average of (15.640). Projected Growth (PEG Ratio) (2.327) is also within normal values, averaging (3.803). Dividend Yield (0.000) settles around the average of (0.014) among similar stocks. P/S Ratio (50.761) is also within normal values, averaging (46.468).
The Tickeron Profit vs. Risk Rating rating for this company is 100 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. ARM’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 79, placing this stock worse than average.
KLAC's RSI Indicator recovers from oversold territory
The RSI Oscillator for KLAC moved out of oversold territory on November 06, 2026. This could be a sign that the stock is shifting from a downward trend to an upward trend. Traders may want to buy the stock or call options. The A.I.dvisor looked at 12 similar instances when the indicator left oversold territory. In 11 of the 12 cases the stock moved higher. This puts the odds of a move higher at 90%.
Technical Analysis (Indicators)
Bullish Trend Analysis
The Stochastic Oscillator suggests the stock price trend may be in a reversal from a downward trend to an upward trend. 49 of 60 cases where KLAC's Stochastic Oscillator exited the oversold zone resulted in an increase in price. Tickeron's analysis proposes that the odds of a continued upward trend are 82%.
Following a +10.47% 3-day Advance, the price is estimated to grow further. Considering data from situations where KLAC advanced for three days, in 264 of 342 cases, the price rose further within the following month. The odds of a continued upward trend are 77%.
KLAC may jump back above the lower band and head toward the middle band. Traders may consider buying the stock or exploring call options.
Bearish Trend Analysis
The Momentum Indicator moved below the 0 level on November 10, 2026. You may want to consider selling the stock, shorting the stock, or exploring put options on KLAC as a result. In 69 of 101 cases where the Momentum Indicator fell below 0, the stock fell further within the subsequent month. The odds of a continued downward trend are 68%.
The Moving Average Convergence Divergence Histogram (MACD) for KLAC turned negative on October 13, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 50 similar instances when the indicator turned negative. In 36 of the 50 cases the stock turned lower in the days that followed. This puts the odds of success at 72%.
KLAC moved below its 50-day moving average on October 13, 2026 date and that indicates a change from an upward trend to a downward trend.
The 10-day moving average for KLAC crossed bearishly below the 50-day moving average on October 19, 2026. This indicates that the trend has shifted lower and could be considered a sell signal. In 10 of 15 past instances when the 10-day crossed below the 50-day, the stock continued to move higher over the following month. The odds of a continued downward trend are 67%.
The 50-day moving average for KLAC moved below the 200-day moving average on October 27, 2026. This could be a long-term bearish signal for the stock as the stock shifts to an downward trend.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where KLAC declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 60%.
The Aroon Indicator for KLAC entered a downward trend on November 10, 2026. This could indicate a strong downward move is ahead for the stock. Traders may want to consider selling the stock or buying put options.
Fundamental Analysis (Ratings)
The Tickeron SMR rating for this company is 15 (best 1 - 100 worst), indicating very strong sales and a profitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron PE Growth Rating for this company is 47 (best 1 - 100 worst), pointing to average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Seasonality Score of 50 (best 1 - 100 worst) indicates that the company is fair valued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.
The Tickeron Profit vs. Risk Rating rating for this company is 53 (best 1 - 100 worst), indicating well-balanced risk and returns. The average Profit vs. Risk Rating rating for the industry is 76, placing this stock slightly better than average.
The Tickeron Price Growth Rating for this company is 63 (best 1 - 100 worst), indicating steady price growth. KLAC’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron Valuation Rating of 88 (best 1 - 100 worst) indicates that the company is significantly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: KLAC's P/B Ratio (28.462) is very high in comparison to the industry average of (5.670). P/E Ratio (37.633) is within average values for comparable stocks, (68.795). KLAC's Projected Growth (PEG Ratio) (1.809) is slightly higher than the industry average of (0.801). Dividend Yield (0.007) settles around the average of (0.009) among similar stocks. P/S Ratio (16.260) is also within normal values, averaging (27.897).
KLAC | ||
|---|---|---|
OUTLOOK RATING 1..100 | 12 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 88 Overvalued | |
PROFIT vs RISK RATING 1..100 | 53 | |
SMR RATING 1..100 | 15 | |
PRICE GROWTH RATING 1..100 | 63 | |
P/E GROWTH RATING 1..100 | 47 | |
SEASONALITY SCORE 1..100 | 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.
| ARM | KLAC | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 90% | 2 days ago 90% |
| Stochastic ODDS (%) | 2 days ago 86% | 2 days ago 82% |
| Momentum ODDS (%) | N/A | 2 days ago 68% |
| MACD ODDS (%) | 6 days ago 81% | 2 days ago 72% |
| TrendWeek ODDS (%) | 2 days ago 77% | 2 days ago 63% |
| TrendMonth ODDS (%) | 2 days ago 82% | 2 days ago 70% |
| Advances ODDS (%) | 3 days ago 86% | 2 days ago 77% |
| Declines ODDS (%) | 7 days ago 80% | 7 days ago 60% |
| BollingerBands ODDS (%) | 2 days ago 88% | 2 days ago 88% |
| Aroon ODDS (%) | 2 days ago 87% | 2 days ago 59% |
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 overvalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).
ARM’s FA Score shows that 0 FA rating(s) are green while KLAC’s FA Score has 1 green FA rating(s).
- ARM’s FA Score: 0 green, 5 red.
- KLAC’s FA Score: 1 green, 4 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.
ARM’s TA Score shows that 4 TA indicator(s) are bullish while KLAC’s TA Score has 4 bullish TA indicator(s).
- ARM’s TA Score: 4 bullish, 5 bearish.
- KLAC’s TA Score: 4 bullish, 7 bearish.
Price Growth
ARM (@Semiconductors) experienced а -10.37% price change this week, while KLAC (@Electronic Production Equipment) price change was -2.06% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was +6.13%. For the same industry, the average monthly price growth was -11.41%, and the average quarterly price growth was -25.58%.
The average weekly price growth across all stocks in the @Electronic Production Equipment industry was +6.98%. For the same industry, the average monthly price growth was -17.32%, and the average quarterly price growth was -31.40%.
Reported Earning Dates
KLAC is expected to report earnings on Feb 04, 2027.
Industries' Descriptions
@Semiconductors (+6.13% 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 (+6.98% 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.
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ARM and
Correlation & Price change
A.I.dvisor indicates that over the last year, ARM has been closely correlated with LRCX. These tickers have moved in lockstep 74% of the time. This A.I.-generated data suggests there is a high statistical probability that if ARM jumps, then LRCX could also see price increases.
| Ticker / NAME | Correlation To ARM | 1D Price Change % | ||
|---|---|---|---|---|
| ARM | 100% | -2.58% | ||
| LRCX - ARM | 74% Closely correlated | +0.49% | ||
| KLAC - ARM | 74% Closely correlated | +1.06% | ||
| AMAT - ARM | 73% Closely correlated | +0.53% | ||
| FORM - ARM | 73% Closely correlated | +0.50% | ||
| AMD - ARM | 67% Closely correlated | +1.30% | ||
More | ||||
KLAC and
Correlation & Price change
A.I.dvisor indicates that over the last year, KLAC has been closely correlated with LRCX. These tickers have moved in lockstep 89% of the time. This A.I.-generated data suggests there is a high statistical probability that if KLAC jumps, then LRCX could also see price increases.
| Ticker / NAME | Correlation To KLAC | 1D Price Change % | ||
|---|---|---|---|---|
| KLAC | 100% | +1.06% | ||
| LRCX - KLAC | 89% Closely correlated | +0.49% | ||
| AMAT - KLAC | 89% Closely correlated | +0.53% | ||
| NVMI - KLAC | 84% Closely correlated | -2.26% | ||
| ONTO - KLAC | 83% Closely correlated | +1.79% | ||
| ASML - KLAC | 83% Closely correlated | -0.36% | ||
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