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DIOD vs GFS
Which Stock Would AI Choose? Diodes Incorporated (DIOD) vs. GLOBALFOUNDRIES Inc. (GFS) Stock Comparison
Key Takeaways
- Both DIOD and GFS are semiconductor companies riding a sector rally driven by AI, automotive, and industrial demand.
- DIOD has surged over 119% year-to-date, outperforming GFS's approximately 86% gain in recent market activity.
- DIOD boasts a lower forward P/E ratio (price-to-earnings) of 12.47 compared to GFS's 34.25, suggesting better relative valuation.
- GFS, as a larger-cap foundry at $35.6 billion market cap, offers scale advantages over DIOD's $5 billion.
- Recent earnings beats for both have fueled momentum, with DIOD highlighted as a top momentum pick.
- Volatility remains elevated, with betas of 1.58 for DIOD and 1.71 for GFS.
Introduction
This comparison pits DIOD against GFS, two semiconductor stocks that have captured investor attention amid a broader chip sector resurgence. Both companies benefit from surging demand in AI infrastructure, automotive electrification, and industrial applications. Traders seeking momentum plays and long-term investors eyeing growth in the semiconductor space will find value in analyzing their relative performance, valuations, and market positioning. Recent market activity has amplified contrasts in their trajectories, offering insights into sector trends and individual catalysts.
DIOD Overview and Recent Performance
Diodes Incorporated designs and manufactures high-quality discrete, logic, analog, and mixed-signal semiconductors for automotive, industrial, computing, consumer, and communications markets. In recent weeks, the stock has hit new 52-week highs near $108, reflecting over 119% year-to-date gains and a 176% rise over the past year. This momentum stems from a Q4 fiscal 2025 earnings beat, with EPS of $0.34 topping estimates and revenue guidance for Q1 2026 signaling 19% growth. Positive analyst updates and Zacks Rank #1 (Strong Buy) status have boosted sentiment, though high trailing P/E of 75.69 underscores growth expectations. Low debt/equity (4.93%) and strong current ratio (3.32) support financial stability amid sector volatility.
GFS Overview and Recent Performance
GLOBALFOUNDRIES Inc. is a leading semiconductor foundry providing wafer fabrication services across mainstream technologies for automotive, aerospace, defense, and consumer sectors. The stock has climbed around 86% year-to-date and 84% over the past year, trading near $65 with recent monthly gains exceeding 40%. Key drivers include a Q4 2025 swing to profitability, with $888 million net income and revenue of $1.62 billion expected for upcoming Q1. Recoveries in automotive and defense end-markets have lifted sentiment, supported by a market cap of $35.6 billion and profit margin of 13%. However, higher forward P/E (34.25) and debt/equity (14.25%) reflect scale-related leverage.
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Head-to-Head Comparison
DIOD focuses on application-specific discrete and analog products, contrasting GFS's pure-play foundry model serving fabless chip designers. Growth drivers overlap in AI data centers and automotive, but DIOD benefits from direct end-market exposure while GFS leverages capacity expansions. Recent momentum favors DIOD with sharper gains and Zacks momentum ranking, versus GFS's steadier recovery. Risk profiles show GFS with higher beta (1.71) and debt, but superior ROE (7.79%) and scale; DIOD offers lower PEG (0.93) and liquidity. Sector tailwinds persist, yet trade-offs hinge on momentum versus stability.
Tickeron AI Verdict
Tickeron’s AI currently leans toward DIOD due to superior recent trend consistency, explosive momentum, attractive forward valuation, and lower relative risk metrics. While GFS shows solid positioning with scale and profitability recovery, DIOD's catalysts suggest higher probability of near-term outperformance in the semiconductor rally.
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
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 DIOD is a Hold and GFS 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).
DIOD’s FA Score shows that 0 FA rating(s) are green whileGFS’s FA Score has 1 green FA rating(s).
- DIOD’s FA Score: 0 green, 5 red.
- GFS’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.
DIOD’s TA Score shows that 4 TA indicator(s) are bullish while GFS’s TA Score has 3 bullish TA indicator(s).
- DIOD’s TA Score: 4 bullish, 4 bearish.
- GFS’s TA Score: 3 bullish, 5 bearish.
Price Growth
DIOD (@Semiconductors) experienced а -9.31% price change this week, while GFS (@Semiconductors) price change was -11.04% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was -14.22%. For the same industry, the average monthly price growth was -1.45%, and the average quarterly price growth was +76.28%.
Reported Earning Dates
DIOD is expected to report earnings on Aug 06, 2026.
GFS is expected to report earnings on Aug 11, 2026.
Industries' Descriptions
@Semiconductors (-14.22% 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.
| DIOD | GFS | DIOD / GFS | |
| Capitalization | 4.76B | 41B | 12% |
| EBITDA | 255M | 2.26B | 11% |
| Gain YTD | 109.789 | 115.521 | 95% |
| P/E Ratio | 55.95 | 51.10 | 109% |
| Revenue | 1.56B | 6.84B | 23% |
| Total Cash | 404M | 3.07B | 13% |
| Total Debt | 105M | 1.72B | 6% |
DIOD | ||
|---|---|---|
OUTLOOK RATING 1..100 | 78 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 48 Fair valued | |
PROFIT vs RISK RATING 1..100 | 73 | |
SMR RATING 1..100 | 100 | |
PRICE GROWTH RATING 1..100 | 36 | |
P/E GROWTH RATING 1..100 | 88 | |
SEASONALITY SCORE 1..100 | n/a |
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.
| DIOD | GFS | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 87% | 2 days ago 75% |
| Stochastic ODDS (%) | 2 days ago 76% | 2 days ago 67% |
| Momentum ODDS (%) | 2 days ago 73% | 2 days ago 77% |
| MACD ODDS (%) | 2 days ago 78% | 2 days ago 80% |
| TrendWeek ODDS (%) | 2 days ago 73% | 2 days ago 74% |
| TrendMonth ODDS (%) | 2 days ago 73% | 2 days ago 71% |
| Advances ODDS (%) | 8 days ago 69% | 8 days ago 76% |
| Declines ODDS (%) | 6 days ago 74% | 6 days ago 76% |
| BollingerBands ODDS (%) | 2 days ago 76% | 2 days ago 80% |
| Aroon ODDS (%) | 2 days ago 68% | 2 days ago 58% |
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