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FN or FSLR or TSEM
Which Stock Would AI Choose? Fabrinet (FN) vs. First Solar (FSLR) vs. Tower Semiconductor (TSEM) Stock Comparison
Key Takeaways
- FN has shown robust momentum with shares up over 20% in recent weeks, driven by strong earnings beats and AI-related optical demand, outperforming the broader market.
- FSLR experienced pressure following mixed quarterly results and cautious guidance, with shares declining around 20% amid policy uncertainties in renewables.
- TSEM surged more than 30% recently on silicon photonics advancements and AI infrastructure partnerships, reflecting high growth in specialty semiconductors.
- All three stocks operate in tech-adjacent sectors, but FN and TSEM benefit from AI/datacenter tailwinds, while FSLR faces solar sector headwinds.
- Year-to-date, FN leads with ~32% gains, followed by TSEM at ~48%, contrasting FSLR's volatility.
- Relative performance highlights trade-offs: high-momentum semis vs. value in renewables, with AI exposure differentiating leaders.
Introduction
This comparison examines FN, FSLR, and TSEM, three stocks spanning precision manufacturing, solar energy, and specialty semiconductors. Investors tracking technology and clean energy trends may find value in analyzing their relative performance amid AI-driven demand and sector shifts. With recent earnings, partnerships, and market rotations influencing sentiment, this head-to-head highlights momentum, risks, and positioning for traders seeking exposure to high-growth areas like datacenters and renewables. Understanding these dynamics aids in evaluating stock comparison opportunities in the current environment.
FN Overview and Recent Performance
Fabrinet (FN) is a leading provider of advanced optical packaging and precision optical, electro-mechanical, and electronic manufacturing services to OEMs in optical communications, industrial lasers, automotive, and sensors. In recent market activity, FN shares have demonstrated strong upward momentum, rising approximately 25% over the past month and nearly 10% in a single session amid broader rallies. This performance follows robust second-quarter fiscal 2026 results, with revenues of $1.13 billion surging 36% year-over-year and non-GAAP EPS of $3.36 beating estimates. Growth in telecom, datacom, and high-performance computing, fueled by AI data center demand, has driven positive sentiment, alongside easing constraints and capacity scaling. Year-to-date gains exceed 30%, significantly outpacing the S&P 500.
FSLR Overview and Recent Performance
First Solar (FSLR) is a premier solar technology company manufacturing thin-film photovoltaic modules using cadmium telluride semiconductor technology, serving utilities, developers, and large energy buyers globally. Recent weeks have seen FSLR shares face downward pressure, declining over 20% from peaks after fourth-quarter 2025 earnings missed EPS expectations at $4.84 versus $5.22 consensus, despite revenues beating at $1.68 billion. Weaker-than-expected 2026 guidance citing permitting delays and policy uncertainties contributed to volatility, with shares down around 13% over six months. While year-to-date returns stand at about 26%, recent sentiment reflects broader solar sector challenges like oversupply and geopolitical factors, contrasting longer-term fundamentals in U.S. manufacturing expansion.
TSEM Overview and Recent Performance
Tower Semiconductor (TSEM) is a pure-play foundry specializing in high-value analog semiconductor solutions, including RF, power management, CMOS image sensors, and silicon photonics for markets like infrastructure, automotive, mobile, and AI data centers. In recent market activity, TSEM shares have rallied sharply, climbing over 30% in a week on breakthroughs like 400 Gbps-per-lane silicon photonics with Coherent and partnerships in optical switching and power platforms. Fourth-quarter 2025 revenue hit a record $440 million, up 14% year-over-year, bolstered by RF infrastructure and AI demand. Year-to-date gains approach 48%, with one-year returns exceeding 350%, underscoring strong momentum in analog tech for next-gen connectivity.
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Head-to-Head Comparison
FN, FSLR, and TSEM diverge in business models: FN excels in contract manufacturing for optics, FSLR in thin-film solar modules, and TSEM in specialty analog foundry services. Growth drivers favor AI/datacenter exposure for FN and TSEM (telecom optics, photonics), versus FSLR's renewables tied to policy and capacity. Recent momentum is strongest in TSEM (+30% weekly) and FN (+20% monthly), outpacing FSLR's declines. Risk factors include valuation premiums for semis (P/E ~50-80x) versus FSLR (~13x), geopolitical tensions for TSEM, and solar oversupply for FSLR. Sector exposure tilts tech growth for FN/TSEM versus energy transition for FSLR; sentiment favors AI plays amid market rotation.
Tickeron AI Verdict
Tickeron’s AI currently favors FN for its consistent trend strength, earnings momentum, and positioned catalysts in AI optics, offering a balanced risk-reward profile relative to peers. TSEM shows explosive potential but higher volatility, while FSLR lags on near-term headwinds. Observable factors like relative outperformance and sector tailwinds suggest FN holds probabilistic edge in the prevailing environment.
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).
FN’s FA Score shows that 2 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).
- FN’s FA Score: 2 green, 3 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.
FN’s TA Score shows that 5 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).
- FN’s TA Score: 5 bullish, 3 bearish.
- FSLR’s TA Score: 4 bullish, 4 bearish.
- TSEM’s TA Score: 6 bullish, 4 bearish.
Price Growth
FN (@Electronic Components) experienced а +1.47% price change this week, while FSLR (@Alternative Power Generation) price change was -3.92% , and TSEM (@Semiconductors) price fluctuated +7.17% for the same time period.
The average weekly price growth across all stocks in the @Electronic Components industry was +3.01%. For the same industry, the average monthly price growth was +13.53%, and the average quarterly price growth was +22.55%.
The average weekly price growth across all stocks in the @Alternative Power Generation industry was +2.18%. For the same industry, the average monthly price growth was -1.69%, and the average quarterly price growth was -3.65%.
The average weekly price growth across all stocks in the @Semiconductors industry was +10.22%. For the same industry, the average monthly price growth was +24.75%, and the average quarterly price growth was +27.22%.
Reported Earning Dates
FN is expected to report earnings on May 11, 2026.
FSLR is expected to report earnings on Apr 30, 2026.
TSEM is expected to report earnings on May 18, 2026.
Industries' Descriptions
@Electronic Components (+3.01% weekly)The Electronic Components industry produces electronic equipment for industries and consumer electronics products, such as mobile devices, televisions, and circuit boards. TE Connectivity Ltd, for example, is a company that designs and manufactures connectivity and sensor products for harsh environments in various industries, such as automotive, industrial equipment, aerospace, and oil & gas. Another major player, Corning Inc., makes advanced optics including end-to-end fiber and wireless solutions for communications networks along with various other technologies catering to industrial and scientific applications.
@Alternative Power Generation (+2.18% 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.
@Semiconductors (+10.22% 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.
| FN | FSLR | TSEM | |
| Capitalization | 25.1B | 20.7B | 25.3B |
| EBITDA | 466M | 2.15B | 507M |
| Gain YTD | 53.754 | -26.314 | 91.186 |
| P/E Ratio | 67.12 | 13.55 | 115.72 |
| Revenue | 3.89B | 5.22B | 1.51B |
| Total Cash | 961M | 2.86B | 1.22B |
| Total Debt | 4.89M | 655M | 164M |
FN | FSLR | TSEM | ||
|---|---|---|---|---|
OUTLOOK RATING 1..100 | 31 | 59 | 25 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 74 Overvalued | 90 Overvalued | 88 Overvalued | |
PROFIT vs RISK RATING 1..100 | 4 | 64 | 3 | |
SMR RATING 1..100 | 46 | 49 | 79 | |
PRICE GROWTH RATING 1..100 | 35 | 61 | 34 | |
P/E GROWTH RATING 1..100 | 5 | 34 | 3 | |
SEASONALITY SCORE 1..100 | 50 | 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.
FN's Valuation (74) in the Electronic Components industry is in the same range as TSEM (88) in the Semiconductors industry, and is in the same range as FSLR (90) in the Electronic Components industry. This means that FN's stock grew similarly to TSEM’s and similarly to FSLR’s over the last 12 months.
TSEM's Profit vs Risk Rating (3) in the Semiconductors industry is in the same range as FN (4) in the Electronic Components industry, and is somewhat better than the same rating for FSLR (64) in the Electronic Components industry. This means that TSEM's stock grew similarly to FN’s and somewhat faster than FSLR’s over the last 12 months.
FN's SMR Rating (46) in the Electronic Components industry is in the same range as FSLR (49) in the Electronic Components industry, and is somewhat better than the same rating for TSEM (79) in the Semiconductors industry. This means that FN's stock grew similarly to FSLR’s and somewhat faster than TSEM’s over the last 12 months.
TSEM's Price Growth Rating (34) in the Semiconductors industry is in the same range as FN (35) in the Electronic Components industry, and is in the same range as FSLR (61) in the Electronic Components industry. This means that TSEM's stock grew similarly to FN’s and similarly to FSLR’s over the last 12 months.
TSEM's P/E Growth Rating (3) in the Semiconductors industry is in the same range as FN (5) in the Electronic Components industry, and is in the same range as FSLR (34) in the Electronic Components industry. This means that TSEM's stock grew similarly to FN’s and similarly to FSLR’s over the last 12 months.
| FN | FSLR | TSEM | |
|---|---|---|---|
| RSI ODDS (%) | 1 day ago 67% | N/A | 1 day ago 69% |
| Stochastic ODDS (%) | 1 day ago 70% | 1 day ago 81% | 1 day ago 56% |
| Momentum ODDS (%) | 1 day ago 83% | 1 day ago 73% | 5 days ago 70% |
| MACD ODDS (%) | 1 day ago 73% | 6 days ago 82% | 6 days ago 80% |
| TrendWeek ODDS (%) | 1 day ago 78% | 1 day ago 78% | 1 day ago 70% |
| TrendMonth ODDS (%) | 1 day ago 79% | 1 day ago 80% | 1 day ago 75% |
| Advances ODDS (%) | 1 day ago 80% | 21 days ago 80% | 7 days ago 68% |
| Declines ODDS (%) | N/A | 5 days ago 78% | 23 days ago 61% |
| BollingerBands ODDS (%) | 1 day ago 72% | 1 day ago 77% | 1 day ago 60% |
| Aroon ODDS (%) | 1 day ago 78% | 1 day ago 88% | 1 day ago 76% |
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| 1 Day | |||
|---|---|---|---|
| ETFs / NAME | Price $ | Chg $ | Chg % |
| UNX | 42.59 | 1.54 | +3.75% |
| Tradr 2X Long U Daily ETF | |||
| CFO | 77.88 | 0.15 | +0.19% |
| VictoryShares US 500 Enh Vol Wtd ETF | |||
| JANZ | 39.19 | -0.06 | -0.17% |
| TrueShares Structured Outcome JanuaryETF | |||
| GSUS | 97.68 | -0.24 | -0.24% |
| Goldman Sachs MarketBeta US Equity ETF | |||
| DXIV | 71.74 | -0.18 | -0.25% |
| Dimensional International Vector Eq ETF | |||
TSEM and
Correlation & Price change
A.I.dvisor indicates that over the last year, TSEM has been loosely correlated with AMKR. These tickers have moved in lockstep 61% of the time. This A.I.-generated data suggests there is some statistical probability that if TSEM jumps, then AMKR could also see price increases.
| Ticker / NAME | Correlation To TSEM | 1D Price Change % | ||
|---|---|---|---|---|
| TSEM | 100% | -0.87% | ||
| 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% | ||
| LRCX - TSEM | 60% Loosely correlated | -1.66% | ||
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