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FN or FSLR or RMBS
Which Stock Would AI Choose? Fabrinet (FN) vs. First Solar (FSLR) vs. Rambus (RMBS) Stock Comparison
Key Takeaways
- FN has delivered over 140% one-year returns, driven by AI optical demand, though recent weeks saw volatility with sharp pullbacks from 52-week highs near $633.
- FSLR trades around 30% below its peak amid weak 2026 guidance and policy uncertainties, with year-to-date declines over 29% contrasting 45% annual gains.
- RMBS shows 60%+ one-year upside but faces recent pressure from supply issues and leadership changes, pulling back over 30% from highs above $135.
- All three exhibit high customer concentration risks, with FN tied to Nvidia and Cisco, while sector momentum favors tech over renewables.
- Recent market activity highlights FN's resilience in AI infrastructure versus broader pullbacks in FSLR and RMBS.
- Valuations reflect growth trade-offs: FN at 47x earnings leads in momentum, while FSLR and RMBS show relative discounts amid headwinds.
Introduction
This comparison examines FN (Fabrinet), FSLR (First Solar), and RMBS (Rambus), three stocks spanning precision manufacturing, solar energy, and semiconductor IP. Traders focused on AI-driven tech and renewable energy trends, as well as investors eyeing relative performance in volatile markets, will find value here. Amid recent sector rotations, these names highlight contrasts in growth drivers like optical communications and data center demand versus policy-sensitive solar exposure. Key metrics from recent market activity reveal momentum shifts and positioning for broader economic conditions.
FN Overview and Recent Performance
Fabrinet provides advanced optical packaging and precision manufacturing services for complex products like optical communication components and industrial lasers, serving OEMs in North America, Asia-Pacific, and Europe. In recent market activity, FN stock has shown strong longer-term momentum with over 140% one-year gains and YTD returns around 8%, fueled by AI-related optical and datacom demand. However, recent weeks brought volatility, including a sharp 11% single-day drop to around $492 from highs near $633, amid broader tech profit-taking and temporary component supply constraints in datacom. Sentiment remains positive, supported by record FY2025 revenue of $3.4 billion (up 19% YoY), partnerships like AWS for high-performance computing (HPC), and analyst upgrades citing 1.6T AI transitions. Customer concentration (Nvidia 28%, Cisco 18%) adds risk but underscores exposure to high-growth areas.
FSLR Overview and Recent Performance
First Solar designs, manufactures, and sells thin-film photovoltaic (PV) solar modules using cadmium telluride technology, targeting utilities, commercial buyers, and large-scale projects globally. Recent performance reflects sector headwinds, with shares down over 29% YTD and 6% monthly, trading near $185 after a 13% plunge from $286 peaks on weak 2026 guidance ($4.9-5.2B sales vs. expectations). Factors include U.S. policy uncertainty, permitting delays, and tariff reviews reshaping production, despite record 2025 sales of $5.2B (up 24%) and strong Q4 EPS of $4.84. One-year returns stand at 45%, but three-month declines of 30% lag broader markets, pressuring sentiment amid renewable energy rotations.
RMBS Overview and Recent Performance
Rambus develops chips and silicon IP for data-intensive systems, focusing on memory interfaces like DDR5 and HBM for AI data centers. The stock has climbed over 60% in the past year but pulled back sharply in recent weeks, down 12% monthly and over 30% from $136 highs to around $80, hit by Q1 supply disruptions and CFO transition. FY2025 revenue rose 27% to $708M, with Q4 EPS beating at $0.68, yet guidance flagged risks, leading to 15% post-earnings drop. Positive catalysts include HBM4E IP for AI memory and DDR5 market share gains, though YTD returns lag at 2% amid volatility.
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Head-to-Head Comparison
FN, FSLR, and RMBS diverge in business models: Fabrinet's contract manufacturing emphasizes optical precision for AI/datacom, contrasting First Solar's asset-heavy solar module production and Rambus's licensing-focused IP for memory interfaces. Growth drivers favor FN's hyperscaler ramps (e.g., 1.6T optics, HPC) over FSLR's policy-tied renewables and RMBS's DDR5/HBM transitions. Recent momentum tilts to FN (140% 1Y) despite pullbacks, versus FSLR's 30% 3M loss and RMBS's supply hit. Risks include concentration for all—FN/hyperscalers, FSLR/tariffs, RMBS/supply chains. Sector exposure: tech/AI for FN and RMBS vs. energy for FSLR. Valuations show FN at premium (47x P/E) for stability, while others trade at discounts amid sentiment shifts.
Tickeron AI Verdict
Tickeron’s AI currently favors FN due to consistent trend strength in AI opticals, capacity expansions, and relative outperformance versus FSLR's guidance/policy risks and RMBS's supply disruptions. Observable catalysts like datacom ramps position it probabilistically stronger in tech momentum.
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.
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 1 green FA rating(s), and RMBS’s FA Score reflects 2 green FA rating(s).
- FN’s FA Score: 2 green, 3 red.
- FSLR’s FA Score: 1 green, 4 red.
- RMBS’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 5 bullish TA indicator(s), and RMBS’s TA Score reflects 5 bullish TA indicator(s).
- FN’s TA Score: 5 bullish, 3 bearish.
- FSLR’s TA Score: 5 bullish, 4 bearish.
- RMBS’s TA Score: 5 bullish, 4 bearish.
Price Growth
FN (@Electronic Components) experienced а +10.81% price change this week, while FSLR (@Alternative Power Generation) price change was +0.99% , and RMBS (@Semiconductors) price fluctuated +13.50% for the same time period.
The average weekly price growth across all stocks in the @Electronic Components industry was +5.83%. For the same industry, the average monthly price growth was +11.36%, and the average quarterly price growth was +25.30%.
The average weekly price growth across all stocks in the @Alternative Power Generation industry was -1.79%. For the same industry, the average monthly price growth was -7.82%, and the average quarterly price growth was -6.11%.
The average weekly price growth across all stocks in the @Semiconductors industry was +5.71%. For the same industry, the average monthly price growth was +5.17%, and the average quarterly price growth was +16.74%.
Reported Earning Dates
FN is expected to report earnings on May 11, 2026.
FSLR is expected to report earnings on Apr 23, 2026.
RMBS is expected to report earnings on Apr 27, 2026.
Industries' Descriptions
@Electronic Components (+5.83% 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 (-1.79% 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 (+5.71% 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 | RMBS | |
| Capitalization | 22.1B | 21.2B | 11.4B |
| EBITDA | 466M | 2.15B | 325M |
| Gain YTD | 35.798 | -24.492 | 14.909 |
| P/E Ratio | 59.28 | 13.88 | 50.04 |
| Revenue | 3.89B | 5.22B | 708M |
| Total Cash | 961M | 2.86B | 762M |
| Total Debt | 4.89M | 655M | 25M |
FN | FSLR | RMBS | ||
|---|---|---|---|---|
OUTLOOK RATING 1..100 | 30 | 15 | 15 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 73 Overvalued | 91 Overvalued | 78 Overvalued | |
PROFIT vs RISK RATING 1..100 | 5 | 62 | 27 | |
SMR RATING 1..100 | 46 | 49 | 46 | |
PRICE GROWTH RATING 1..100 | 36 | 53 | 39 | |
P/E GROWTH RATING 1..100 | 8 | 31 | 19 | |
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 (73) in the Electronic Components industry is in the same range as RMBS (78) in the Semiconductors industry, and is in the same range as FSLR (91) in the Electronic Components industry. This means that FN's stock grew similarly to RMBS’s and similarly to FSLR’s over the last 12 months.
FN's Profit vs Risk Rating (5) in the Electronic Components industry is in the same range as RMBS (27) in the Semiconductors industry, and is somewhat better than the same rating for FSLR (62) in the Electronic Components industry. This means that FN's stock grew similarly to RMBS’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 RMBS (46) in the Semiconductors industry, and is in the same range as FSLR (49) in the Electronic Components industry. This means that FN's stock grew similarly to RMBS’s and similarly to FSLR’s over the last 12 months.
FN's Price Growth Rating (36) in the Electronic Components industry is in the same range as RMBS (39) in the Semiconductors industry, and is in the same range as FSLR (53) in the Electronic Components industry. This means that FN's stock grew similarly to RMBS’s and similarly to FSLR’s over the last 12 months.
FN's P/E Growth Rating (8) in the Electronic Components industry is in the same range as RMBS (19) in the Semiconductors industry, and is in the same range as FSLR (31) in the Electronic Components industry. This means that FN's stock grew similarly to RMBS’s and similarly to FSLR’s over the last 12 months.
| FN | FSLR | RMBS | |
|---|---|---|---|
| RSI ODDS (%) | N/A | 1 day ago 83% | 1 day ago 87% |
| Stochastic ODDS (%) | 1 day ago 76% | 1 day ago 75% | 1 day ago 69% |
| Momentum ODDS (%) | 1 day ago 77% | 1 day ago 81% | 1 day ago 82% |
| MACD ODDS (%) | 1 day ago 70% | 1 day ago 84% | 1 day ago 77% |
| TrendWeek ODDS (%) | 1 day ago 78% | 1 day ago 78% | 1 day ago 78% |
| TrendMonth ODDS (%) | 1 day ago 79% | 1 day ago 82% | 1 day ago 79% |
| Advances ODDS (%) | 1 day ago 80% | 9 days ago 80% | 1 day ago 77% |
| Declines ODDS (%) | 28 days ago 68% | 18 days ago 78% | 3 days ago 69% |
| BollingerBands ODDS (%) | 1 day ago 66% | 1 day ago 66% | 1 day ago 69% |
| Aroon ODDS (%) | 2 days ago 80% | 1 day ago 87% | 1 day ago 65% |
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| 1 Day | |||
|---|---|---|---|
| ETFs / NAME | Price $ | Chg $ | Chg % |
| IMST | 10.48 | 0.14 | +1.35% |
| Bitwise MSTR Option Income Strategy ETF | |||
| REVS | 29.73 | 0.18 | +0.61% |
| Columbia Research Enhanced Value ETF | |||
| JOYT | 54.75 | 0.27 | +0.50% |
| JPMorgan Equity And Options Total Rt ETF | |||
| FLAX | 32.39 | -0.04 | -0.11% |
| Franklin FTSE Asia ex Japan ETF | |||
| ZROZ | 63.55 | -0.31 | -0.49% |
| PIMCO 25+ Year Zero Coupon US Trs ETF | |||
FN and
Correlation & Price change
A.I.dvisor indicates that over the last year, FN has been closely correlated with FLEX. These tickers have moved in lockstep 72% of the time. This A.I.-generated data suggests there is a high statistical probability that if FN jumps, then FLEX could also see price increases.
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% | -1.76% | ||
| ENPH - FSLR | 56% Loosely correlated | -3.99% | ||
| BE - FSLR | 55% Loosely correlated | +9.10% | ||
| RUN - FSLR | 54% Loosely correlated | -3.89% | ||
| NXT - FSLR | 52% Loosely correlated | -2.42% | ||
| FCEL - FSLR | 52% Loosely correlated | +2.13% | ||
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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% | +4.10% | ||
| LRCX - RMBS | 77% Closely correlated | +4.98% | ||
| AMKR - RMBS | 77% Closely correlated | +5.19% | ||
| KLIC - RMBS | 76% Closely correlated | +6.14% | ||
| VECO - RMBS | 75% Closely correlated | +2.26% | ||
| KLAC - RMBS | 74% Closely correlated | +3.28% | ||
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