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ASX vs ONTO
Which Stock Would AI Choose? ASE Technology Holding (ASX) vs. Onto Innovation (ONTO) Stock Comparison
Key Takeaways
- Both ASX and ONTO operate in the semiconductor industry, benefiting from AI-driven demand for advanced chip technologies.
- ASX has delivered stronger year-to-date gains of approximately 97%, outpacing ONTO's 86% rise, amid robust Q1 results.
- ONTO trades at a higher price-to-earnings (P/E) ratio of 105, reflecting growth expectations in metrology tools, compared to ASX's 49.
- Recent weeks have seen sharp gains for both stocks, with ONTO climbing around 40% and ASX showing similar momentum post-earnings.
- ASX's larger market cap of $69 billion provides greater stability versus ONTO's $15 billion.
- Semiconductor sector tailwinds, including advanced packaging and inspection demand, support relative outperformance for both in the current market.
Introduction
This stock comparison pits ASX, a leader in semiconductor packaging and testing, against ONTO, a specialist in metrology and inspection equipment. Both companies thrive amid surging demand for AI chips and advanced semiconductors, making them relevant for growth-oriented traders and investors tracking the sector's momentum. In recent market activity, shares of both have rallied significantly year-to-date, driven by strong fundamentals and industry tailwinds. This analysis examines their business models, performance trends, and positioning to aid informed relative performance decisions in a volatile tech landscape.
ASX Overview and Recent Performance
ASE Technology Holding Co., Ltd. (ASX) is a global provider of semiconductor manufacturing services, focusing on packaging, assembly, and testing solutions essential for integrated circuits. In recent weeks, ASX shares have surged, climbing around 40% over the past month and nearly doubling year-to-date, reflecting heightened investor sentiment toward semiconductor supply chain leaders. Key catalysts include strong first-quarter 2026 results, with earnings of $0.20 per share and expectations for robust advanced chip packaging sales amid AI demand. Trading near its 52-week high of $32.31, with a market cap exceeding $69 billion and a P/E ratio of 48.6, ASX benefits from operational efficiency and steady revenue growth in a sector poised for expansion.
ONTO Overview and Recent Performance
Onto Innovation Inc. (ONTO) designs and manufactures process control systems for semiconductor production, specializing in metrology and lithography for yield enhancement. Recent market activity has propelled ONTO shares higher, with approximately 86% year-to-date gains and sharp weekly advances amid analyst upgrades and product traction like Dragonfly systems. Despite a Q4 earnings miss, positive guidance and inclusion in AI infrastructure plays have fueled optimism, with shares approaching the 52-week high of $316 from a low of $85.88. At a $14.6 billion market cap and elevated P/E of 105, ONTO reflects premium valuation tied to growth in advanced node inspection demands.
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Head-to-Head Comparison
ASX emphasizes end-stage packaging and testing, serving broad chipmakers with scale advantages, while ONTO targets precision metrology earlier in fabrication for yield optimization—complementary roles in the semiconductor value chain. Growth drivers align on AI and high-bandwidth memory (HBM) demand, but ONTO offers higher exposure to cutting-edge nodes. Recent momentum favors both, though ASX edges on stability with lower volatility and earnings consistency. Risk factors include cyclical sector downturns, with ONTO's premium P/E signaling greater sensitivity to misses versus ASX's value tilt. Market sentiment leans positive for semis, but ASX provides broader diversification trade-offs.
Tickeron AI Verdict
Tickeron’s AI currently favors ASX for its trend consistency, recent earnings strength, and relative stability in the semiconductor rally, positioning it probabilistically better amid ongoing AI chip demand. ONTO remains compelling for growth chasers, but ASX's scale and valuation edge tip the scales in volatile conditions.
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 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 ASX is a Hold and ONTO is a Hold.
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).
ASX’s FA Score shows that 2 FA rating(s) are green whileONTO’s FA Score has 2 green FA rating(s).
- ASX’s FA Score: 2 green, 3 red.
- ONTO’s FA Score: 2 green, 3 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.
ASX’s TA Score shows that 4 TA indicator(s) are bullish while ONTO’s TA Score has 6 bullish TA indicator(s).
- ASX’s TA Score: 4 bullish, 4 bearish.
- ONTO’s TA Score: 6 bullish, 4 bearish.
Price Growth
ASX (@Semiconductors) experienced а +3.18% price change this week, while ONTO (@Electronic Production Equipment) price change was +3.14% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was -10.23%. For the same industry, the average monthly price growth was -9.91%, and the average quarterly price growth was +84.14%.
The average weekly price growth across all stocks in the @Electronic Production Equipment industry was -10.43%. For the same industry, the average monthly price growth was +1.03%, and the average quarterly price growth was +121.94%.
Reported Earning Dates
ASX is expected to report earnings on Jul 23, 2026.
ONTO is expected to report earnings on Aug 06, 2026.
Industries' Descriptions
@Semiconductors (-10.23% 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 (-10.43% 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.
| ASX | ONTO | ASX / ONTO | |
| Capitalization | 88.6B | 17.1B | 518% |
| EBITDA | 137B | 199M | 68,844% |
| Gain YTD | 159.938 | 118.067 | 135% |
| P/E Ratio | 67.78 | 161.80 | 42% |
| Revenue | 671B | 1.03B | 65,082% |
| Total Cash | 114B | 654M | 17,431% |
| Total Debt | 256B | 17.5M | 1,462,857% |
ASX | ONTO | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 33 | 37 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 57 Fair valued | 78 Overvalued | |
PROFIT vs RISK RATING 1..100 | 3 | 27 | |
SMR RATING 1..100 | 61 | 85 | |
PRICE GROWTH RATING 1..100 | 35 | 35 | |
P/E GROWTH RATING 1..100 | 5 | 2 | |
SEASONALITY SCORE 1..100 | 50 | 39 |
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.
ASX's Valuation (57) in the Semiconductors industry is in the same range as ONTO (78) in the null industry. This means that ASX’s stock grew similarly to ONTO’s over the last 12 months.
ASX's Profit vs Risk Rating (3) in the Semiconductors industry is in the same range as ONTO (27) in the null industry. This means that ASX’s stock grew similarly to ONTO’s over the last 12 months.
ASX's SMR Rating (61) in the Semiconductors industry is in the same range as ONTO (85) in the null industry. This means that ASX’s stock grew similarly to ONTO’s over the last 12 months.
ASX's Price Growth Rating (35) in the Semiconductors industry is in the same range as ONTO (35) in the null industry. This means that ASX’s stock grew similarly to ONTO’s over the last 12 months.
ONTO's P/E Growth Rating (2) in the null industry is in the same range as ASX (5) in the Semiconductors industry. This means that ONTO’s stock grew similarly to ASX’s over the last 12 months.
| ASX | ONTO | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 60% | 2 days ago 78% |
| Stochastic ODDS (%) | 2 days ago 67% | 2 days ago 72% |
| Momentum ODDS (%) | 2 days ago 75% | 2 days ago 79% |
| MACD ODDS (%) | 2 days ago 82% | 2 days ago 89% |
| TrendWeek ODDS (%) | 2 days ago 76% | 2 days ago 82% |
| TrendMonth ODDS (%) | 2 days ago 72% | 2 days ago 82% |
| Advances ODDS (%) | 2 days ago 75% | 2 days ago 80% |
| Declines ODDS (%) | 17 days ago 59% | 22 days ago 74% |
| BollingerBands ODDS (%) | 2 days ago 54% | 2 days ago 77% |
| Aroon ODDS (%) | 2 days ago 68% | 2 days ago 77% |
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ASX and
Correlation & Price change
A.I.dvisor indicates that over the last year, ASX has been closely correlated with LRCX. These tickers have moved in lockstep 75% of the time. This A.I.-generated data suggests there is a high statistical probability that if ASX jumps, then LRCX could also see price increases.
| Ticker / NAME | Correlation To ASX | 1D Price Change % | ||
|---|---|---|---|---|
| ASX | 100% | +1.23% | ||
| LRCX - ASX | 75% Closely correlated | +7.21% | ||
| AMKR - ASX | 74% Closely correlated | +3.46% | ||
| KLAC - ASX | 74% Closely correlated | +7.62% | ||
| AMAT - ASX | 73% Closely correlated | +13.42% | ||
| KLIC - ASX | 73% Closely correlated | +6.72% | ||
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ONTO and
Correlation & Price change
A.I.dvisor indicates that over the last year, ONTO has been closely correlated with AMAT. These tickers have moved in lockstep 77% of the time. This A.I.-generated data suggests there is a high statistical probability that if ONTO jumps, then AMAT could also see price increases.
| Ticker / NAME | Correlation To ONTO | 1D Price Change % | ||
|---|---|---|---|---|
| ONTO | 100% | +6.83% | ||
| AMAT - ONTO | 77% Closely correlated | +13.42% | ||
| KLAC - ONTO | 74% Closely correlated | +7.62% | ||
| NVMI - ONTO | 73% Closely correlated | +2.34% | ||
| LRCX - ONTO | 73% Closely correlated | +7.21% | ||
| UCTT - ONTO | 72% Closely correlated | +11.29% | ||
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