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ARM or FSLR or TSEM
Which Stock Would AI Choose? Arm Holdings (ARM) vs. First Solar (FSLR) vs. Tower Semiconductor (TSEM) Stock Comparison
Key Takeaways
- ARM (ARM) boasts strong AI-driven growth with recent revenue beats and in-house chip announcements, but trades at a premium P/E ratio above 180 amid recent volatility.
- FSLR (FSLR) delivered solid Q4 results and 2026 guidance of $4.9B-$5.2B in sales, yet faces policy uncertainties, reflected in a recent 30% pullback from highs.
- TSEM (TSEM) surged over 300% in the past year on data center and AI demand, with YTD gains near 40%, though recent sessions show profit-taking.
- Year-to-date, TSEM leads with ~40% returns, followed by ARM at ~25% and FSLR at ~28%, highlighting semis outperformance versus renewables.
- All three exhibit high betas (>0.9), tying performance to tech cycles, with valuation contrasts: FSLR P/E ~13x, TSEM ~82x, ARM ~183x.
- Market caps range from $20B (FSLR) to $145B (ARM), underscoring scale differences in semis versus solar.
Introduction
This comparison evaluates ARM, a leader in semiconductor IP for AI and mobile; FSLR, a top thin-film solar manufacturer; and TSEM, a specialty foundry serving analog and mixed-signal chips. These stocks span semiconductors and renewables, sectors influenced by AI expansion, data centers, and energy transition. Traders seeking momentum in tech-driven plays or value in policy-supported renewables, and investors eyeing relative performance amid volatility, will find insights into recent trends, valuations, and positioning valuable for portfolio decisions.
ARM Overview and Recent Performance
Arm Holdings plc (ARM) designs energy-efficient processor architectures powering most smartphones, servers, and AI edge devices. In recent market activity, the stock experienced volatility, dropping nearly 5% in a session to around $137 amid broader semis pressure, after surging 16% on strong guidance and its first in-house AI CPU announcement with Meta. Royalty revenue hit records at $737M, up 27% year-over-year, fueled by AI and data center adoption. YTD gains stand at about 25%, with a market cap near $145B and P/E ratio exceeding 180, reflecting premium growth expectations but sensitivity to tech sentiment shifts.
FSLR Overview and Recent Performance
First Solar, Inc. (FSLR) specializes in thin-film photovoltaic modules for utility-scale projects, benefiting from U.S. manufacturing incentives. Recent weeks saw shares decline 3% to $185, part of a 30% retreat from November highs, pressured by weaker 2026 sales guidance of $4.9B-$5.2B amid permitting delays and policy uncertainty. Q4 revenue beat estimates at $1.5B, with full-year sales up to $4.2B and cash at $2.9B. YTD performance is around 28%, market cap ~$20B, P/E ~13x, offering relative value but exposure to renewables policy risks versus semis tailwinds.
TSEM Overview and Recent Performance
Tower Semiconductor Ltd. (TSEM) operates as an independent foundry for analog and mixed-signal semiconductors, targeting automotive, industrial, and data centers. Recent trading featured sharp moves, including a 7-8% drop to $159 on high volume, following parabolic gains with 52-week highs near $195 and YTD returns over 35-40%. RF infrastructure grew 60% year-over-year, driven by silicon photonics for AI. Market cap ~$18B, P/E ~82x, balancing growth from AI infrastructure demand against foundry cyclicality.
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Head-to-Head Comparison
ARM and TSEM anchor semiconductors with AI catalysts—ARM via IP licensing for CPUs, TSEM through specialty processes like SiGe for photonics—contrasting FSLR’s hardware-focused solar model reliant on U.S. subsidies. Growth drivers favor semis: ARM’s royalties from AI servers, TSEM’s 60% RF surge, versus FSLR’s volume sales amid China competition. Recent momentum peaks for TSEM (350% one-year), but all saw March pullbacks (5-8%). Risks include ARM/TSM cyclicality (betas 4.1/0.9) and FSLR policy headwinds. Valuation sensitivity shows FSLR’s attractive 13x P/E versus TSEM’s 82x and ARM’s 183x; sentiment tilts to AI plays amid data center boom, trading stability for growth.
Tickeron AI Verdict
Tickeron’s AI leans toward TSEM in the current environment, citing superior trend consistency with 35%+ YTD gains, robust AI/data center catalysts like silicon photonics growth, and relative stability versus ARM’s volatility. While FSLR offers value, semis momentum positions TSEM favorably, though probabilities hinge on broader tech cycles.
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
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).
ARM’s FA Score shows that 1 FA rating(s) are green whileFSLR’s FA Score has 0 green FA rating(s), and TSEM’s FA Score reflects 2 green FA rating(s).
- ARM’s FA Score: 1 green, 4 red.
- FSLR’s FA Score: 0 green, 5 red.
- TSEM’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.
ARM’s TA Score shows that 4 TA indicator(s) are bullish while FSLR’s TA Score has 4 bullish TA indicator(s), and TSEM’s TA Score reflects 6 bullish TA indicator(s).
- ARM’s TA Score: 4 bullish, 4 bearish.
- FSLR’s TA Score: 4 bullish, 4 bearish.
- TSEM’s TA Score: 6 bullish, 4 bearish.
Price Growth
ARM (@Semiconductors) experienced а +11.95% price change this week, while FSLR (@Alternative Power Generation) price change was -6.40% , and TSEM (@Semiconductors) price fluctuated +11.23% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was +10.10%. For the same industry, the average monthly price growth was +24.60%, and the average quarterly price growth was +26.97%.
The average weekly price growth across all stocks in the @Alternative Power Generation industry was +3.98%. For the same industry, the average monthly price growth was -2.18%, and the average quarterly price growth was -2.93%.
Reported Earning Dates
ARM is expected to report earnings on May 06, 2026.
FSLR is expected to report earnings on Apr 30, 2026.
TSEM is expected to report earnings on May 18, 2026.
Industries' Descriptions
@Semiconductors (+10.10% 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.
@Alternative Power Generation (+3.98% weekly)The alternative power generation industry consists of companies that operate power facilities converting non-conventional forms of energy into electricity. These energy forms are alternatives to fossil fuels, and many of them are derived from natural resources. Alternative energy forms include solar, wind, hydro, and geothermal steam. A major purpose behind using alternative energy – also called ‘clean’ energy - is to address concerns related to the more conventional fossil fuels, such as the latter’s high carbon dioxide emissions which is often considered a factor in global warming. Alternative power generation has been gaining traction in recent years, and could grow further in the future. Large organizations like Google have invested substantially in wind and solar energy-powered electricity. Some of the prominent U.S. companies operating in the alternative power generation industry includes Ormat Technologies, Inc., TerraForm Power, Inc. and NextEra Energy Partners LP.
| ARM | FSLR | TSEM | |
| Capitalization | 186B | 20.7B | 25.3B |
| EBITDA | 1.11B | 2.15B | 507M |
| Gain YTD | 52.530 | -27.099 | 91.186 |
| P/E Ratio | 233.47 | 13.55 | 115.72 |
| Revenue | 4.67B | 5.22B | 1.51B |
| Total Cash | 3.54B | 2.86B | 1.22B |
| Total Debt | 461M | 655M | 164M |
FSLR | TSEM | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 50 | 50 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 90 Overvalued | 88 Overvalued | |
PROFIT vs RISK RATING 1..100 | 65 | 3 | |
SMR RATING 1..100 | 49 | 79 | |
PRICE GROWTH RATING 1..100 | 61 | 34 | |
P/E GROWTH RATING 1..100 | 37 | 3 | |
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.
TSEM's Valuation (88) in the Semiconductors industry is in the same range as FSLR (90) in the Electronic Components industry. This means that TSEM’s stock grew similarly to FSLR’s over the last 12 months.
TSEM's Profit vs Risk Rating (3) in the Semiconductors industry is somewhat better than the same rating for FSLR (65) in the Electronic Components industry. This means that TSEM’s stock grew somewhat faster than FSLR’s over the last 12 months.
FSLR's SMR Rating (49) in the Electronic Components industry is in the same range as TSEM (79) in the Semiconductors industry. This means that FSLR’s stock grew similarly to TSEM’s over the last 12 months.
TSEM's Price Growth Rating (34) in the Semiconductors industry is in the same range as FSLR (61) in the Electronic Components industry. This means that TSEM’s stock grew similarly to FSLR’s over the last 12 months.
TSEM's P/E Growth Rating (3) in the Semiconductors industry is somewhat better than the same rating for FSLR (37) in the Electronic Components industry. This means that TSEM’s stock grew somewhat faster than FSLR’s over the last 12 months.
| ARM | FSLR | TSEM | |
|---|---|---|---|
| RSI ODDS (%) | 4 days ago 79% | N/A | 4 days ago 67% |
| Stochastic ODDS (%) | 4 days ago 74% | 4 days ago 83% | 4 days ago 59% |
| Momentum ODDS (%) | 4 days ago 81% | 4 days ago 74% | 4 days ago 70% |
| MACD ODDS (%) | 4 days ago 86% | 5 days ago 82% | 5 days ago 80% |
| TrendWeek ODDS (%) | 4 days ago 87% | 4 days ago 78% | 4 days ago 70% |
| TrendMonth ODDS (%) | 4 days ago 88% | 4 days ago 80% | 4 days ago 75% |
| Advances ODDS (%) | 4 days ago 86% | 20 days ago 80% | 6 days ago 68% |
| Declines ODDS (%) | 14 days ago 81% | 4 days ago 78% | 22 days ago 61% |
| BollingerBands ODDS (%) | 4 days ago 69% | 4 days ago 77% | 4 days ago 60% |
| Aroon ODDS (%) | N/A | 4 days ago 88% | 4 days ago 76% |
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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% | +2.71% | ||
| LRCX - ARM | 74% Closely correlated | +2.54% | ||
| KLAC - ARM | 74% Closely correlated | +3.26% | ||
| AMAT - ARM | 73% Closely correlated | +1.81% | ||
| FORM - ARM | 73% Closely correlated | +7.46% | ||
| VECO - ARM | 66% Closely correlated | +0.19% | ||
More | ||||
FSLR and
Correlation & Price change
A.I.dvisor indicates that over the last year, FSLR has been loosely correlated with ENPH. These tickers have moved in lockstep 56% of the time. This A.I.-generated data suggests there is some statistical probability that if FSLR jumps, then ENPH could also see price increases.
| Ticker / NAME | Correlation To FSLR | 1D Price Change % | ||
|---|---|---|---|---|
| FSLR | 100% | -0.63% | ||
| ENPH - FSLR | 56% Loosely correlated | +1.63% | ||
| BE - FSLR | 55% Loosely correlated | -1.05% | ||
| RUN - FSLR | 54% Loosely correlated | +2.48% | ||
| NXT - FSLR | 53% Loosely correlated | +4.27% | ||
| FCEL - FSLR | 52% Loosely correlated | -1.36% | ||
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TSEM and
Correlation & Price change
A.I.dvisor indicates that over the last year, TSEM has been loosely correlated with MTSI. These tickers have moved in lockstep 64% of the time. This A.I.-generated data suggests there is some statistical probability that if TSEM jumps, then MTSI could also see price increases.
| Ticker / NAME | Correlation To TSEM | 1D Price Change % | ||
|---|---|---|---|---|
| TSEM | 100% | -0.87% | ||
| MTSI - TSEM | 64% Loosely correlated | +1.48% | ||
| AMKR - TSEM | 61% Loosely correlated | +3.07% | ||
| AMBA - TSEM | 60% Loosely correlated | +1.89% | ||
| KLIC - TSEM | 60% Loosely correlated | +1.78% | ||
| KLAC - TSEM | 60% Loosely correlated | +0.77% | ||
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