Advertisement
GFS vs UMC
Which Stock Would AI Choose? GlobalFoundries (GFS) vs. United Microelectronics (UMC) Stock Comparison
Key Takeaways
- Both GFS and UMC have posted strong gains in recent weeks, with GFS up over 32% in the past month amid Apple partnership news and peer pricing dynamics.
- UMC shares climbed around 28% monthly, fueled by planned wafer price increases and anticipation ahead of Q1 2026 earnings.
- GFS trades at a higher PE ratio (price-to-earnings ratio) of 38.86 versus UMC's 23.17, reflecting premium valuation for growth prospects.
- Year-to-date, GFS outperforms with 77% gains compared to UMC's 54%, driven by U.S.-focused expansion.
- Market caps are closely matched around $31-34 billion, highlighting competitive positioning in the semiconductor foundry space.
- Recent sentiment favors both amid mature-node demand, but GFS shows stronger momentum.
Introduction
GlobalFoundries (GFS) and United Microelectronics (UMC) are leading pure-play semiconductor foundries specializing in mature process nodes essential for automotive, IoT, and consumer electronics. This GFS vs. UMC stock comparison evaluates their relative performance, valuation, and market positioning amid surging demand for non-leading-edge chips. Traders seeking momentum plays and long-term investors eyeing sector tailwinds—such as AI-driven data centers and supply chain diversification—will find insights into recent price behavior, catalysts, and trade-offs valuable for informed decisions in today's volatile semiconductor landscape.
GFS Overview and Recent Performance
GlobalFoundries Inc. (GFS), headquartered in Malta, New York, operates fabrication plants in the U.S., Germany, and Singapore, focusing on differentiated mature-node technologies for smartphones, automotive, and data processing. In recent market activity, GFS shares have rallied sharply, gaining over 32% in the past month and 18% weekly, closing around $62 recently. This momentum stems from strategic developments, including a reported role in Apple's semiconductor push and reactions to peer pricing hikes, boosting undervalued sentiment despite a trailing PE ratio (price-to-earnings ratio) of 38.86. Year-to-date gains exceed 77%, outpacing the broader market, with analysts noting potential earnings growth amid U.S. fab investments.
UMC Overview and Recent Performance
United Microelectronics Corporation (UMC), based in Taiwan, provides wafer fabrication for wireless communications, computing, and automotive chips across global facilities. Recent weeks have seen UMC deliver robust performance, with shares up approximately 28% monthly and 9% weekly, trading near $12.28. Key influences include announcements of wafer price increases and pre-earnings optimism for Q1 2026 results due April 29, alongside partnerships in photonics and hybrid bonding. Trading at a PE ratio of 23.17, UMC reflects value appeal, with year-to-date returns of 54% supported by steady sales growth in mature nodes.
Trending AI Robots
Tickeron’s Trending AI Robots page showcases the top 25 performers selected from over 350 AI trading bots that analyze thousands of tickers across stocks, ETFs, and crypto. These curated bots excel in current volatility, displaying stats like annualized returns from +15% to +168%, win rates of 48-88%, and profit factors up to 6.94. Semiconductor-focused examples include agents trading LRCX, TER, AMAT (+103% annualized), NVDA, AMD, TSM (+70%), and SOXL (+94%), with average trade durations from 1 day to weeks and profit-to-drawdown ratios exceeding 20 in top cases. Diverse strategies suit swing traders to long-term holders. Explore these high-performing bots for signals tailored to today's market.
Head-to-Head Comparison
Both GFS and UMC operate as contract chip manufacturers emphasizing mature nodes, contrasting with advanced-node leaders like TSMC. GFS leverages U.S.-centric fabs for supply chain resilience and specialty tech in RF and power management, while UMC benefits from Taiwan's ecosystem and broader IoT exposure. Recent momentum favors GFS with superior monthly gains, but UMC offers lower valuation and dividend potential. Growth drivers include AI edge computing and auto electrification for both, though UMC faces Taiwan geopolitics risks versus GFS's funding advantages. Market sentiment is bullish on pricing power amid capacity constraints, with comparable $30B+ market caps underscoring parity.
Tickeron AI Verdict
Tickeron’s AI currently leans toward GFS due to superior recent trend consistency, with 32% monthly gains and catalysts like Apple ties signaling sustained upside probability over UMC. While UMC provides value via lower PE and pricing momentum, GFS's stability and relative strength position it favorably in the near term.
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 GFS is a Hold and UMC 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).
GFS’s FA Score shows that 1 FA rating(s) are green whileUMC’s FA Score has 2 green FA rating(s).
- GFS’s FA Score: 1 green, 4 red.
- UMC’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.
GFS’s TA Score shows that 3 TA indicator(s) are bullish while UMC’s TA Score has 3 bullish TA indicator(s).
- GFS’s TA Score: 3 bullish, 5 bearish.
- UMC’s TA Score: 3 bullish, 5 bearish.
Price Growth
GFS (@Semiconductors) experienced а +6.30% price change this week, while UMC (@Semiconductors) price change was +16.44% for the same time period.
The average weekly price growth across all stocks in the @Semiconductors industry was +5.94%. For the same industry, the average monthly price growth was +15.19%, and the average quarterly price growth was +107.27%.
Reported Earning Dates
GFS is expected to report earnings on Aug 11, 2026.
UMC is expected to report earnings on Jul 29, 2026.
Industries' Descriptions
@Semiconductors (+5.94% 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.
| GFS | UMC | GFS / UMC | |
| Capitalization | 47.1B | 57.6B | 82% |
| EBITDA | 2.26B | 118B | 2% |
| Gain YTD | 145.790 | 206.361 | 71% |
| P/E Ratio | 51.10 | 38.62 | 132% |
| Revenue | 6.84B | 241B | 3% |
| Total Cash | 3.07B | 134B | 2% |
| Total Debt | 1.72B | 56.7B | 3% |
UMC | ||
|---|---|---|
OUTLOOK RATING 1..100 | 84 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 49 Fair valued | |
PROFIT vs RISK RATING 1..100 | 7 | |
SMR RATING 1..100 | 65 | |
PRICE GROWTH RATING 1..100 | 34 | |
P/E GROWTH RATING 1..100 | 5 | |
SEASONALITY SCORE 1..100 | 44 |
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.
| GFS | UMC | |
|---|---|---|
| RSI ODDS (%) | 3 days ago 88% | 3 days ago 60% |
| Stochastic ODDS (%) | 3 days ago 79% | 3 days ago 54% |
| Momentum ODDS (%) | 3 days ago 77% | 3 days ago 71% |
| MACD ODDS (%) | 3 days ago 77% | 3 days ago 67% |
| TrendWeek ODDS (%) | 3 days ago 75% | 3 days ago 69% |
| TrendMonth ODDS (%) | 3 days ago 72% | 3 days ago 67% |
| Advances ODDS (%) | 3 days ago 77% | 3 days ago 63% |
| Declines ODDS (%) | 11 days ago 76% | 11 days ago 61% |
| BollingerBands ODDS (%) | 3 days ago 77% | 3 days ago 79% |
| Aroon ODDS (%) | 3 days ago 68% | 3 days ago 71% |
Advertisement
UMC and
Correlation & Price change
A.I.dvisor indicates that over the last year, UMC has been loosely correlated with LRCX. These tickers have moved in lockstep 58% of the time. This A.I.-generated data suggests there is some statistical probability that if UMC jumps, then LRCX could also see price increases.
| Ticker / NAME | Correlation To UMC | 1D Price Change % | ||
|---|---|---|---|---|
| UMC | 100% | +10.66% | ||
| LRCX - UMC | 58% Loosely correlated | +3.97% | ||
| KLAC - UMC | 57% Loosely correlated | +8.73% | ||
| AMAT - UMC | 55% Loosely correlated | +4.08% | ||
| GFS - UMC | 51% Loosely correlated | +6.44% | ||
| ACLS - UMC | 51% Loosely correlated | +6.89% | ||
More | ||||