United Microelectronics (NYSE:UMC) Posts Quarterly Earnings Results

United Microelectronics (NYSE:UMC) posted its quarterly earnings results on Wednesday. The semiconductor company reported $0.13 EPS for the quarter, topping analysts’ consensus estimates of $0.12 by $0.01, Zacks reports. The firm had revenue of $1.97 billion during the quarter, compared to analyst estimates of $1.93 billion. United Microelectronics had a return on equity of 11.59% and a net margin of 17.60%.The business’s revenue for the quarter was up 7.0% on a year-over-year basis. During the same period last year, the company earned $0.10 earnings per share.

Here are the key takeaways from United Microelectronics’ conference call:

• Q4 results beat guidance with revenue of TWD 61.81 billion, a 30.7% gross margin and net income attributable to shareholders of TWD 10.06 billion, while cash remained above TWD 110 billion and utilization was ~78%.
• Q1?2026 guidance is conservative — wafer shipments flat, ASPs “firm” but gross margin guided to the high?20% range and utilization to mid?70% — signaling near?term margin pressure.
• 22 nm and 28 nm continue to drive product?mix improvement (combined ~36% of revenue), with 22 nm tape?outs accelerating and management expecting this to support stronger pricing and growth in 2026.
• UMC is scaling strategic initiatives — Phase 3 at Singapore Fab 12i completed, a 12nm collaboration with Intel advancing toward 2027 tape?outs, and active push into advanced packaging and silicon photonics (PDK work with imec and 12″ PIC ramps planned).
• Capital plan is modestly down to $1.5 billion for 2026 but capacity growth is limited (~1.2% y/y) while depreciation is expected to rise by the low?teens percentage, which will weigh on margins this year.

United Microelectronics Price Performance

UMC stock opened at $10.57 on Friday. The firm has a market cap of $26.54 billion, a P/E ratio of 19.57, a P/E/G ratio of 5.88 and a beta of 1.08. The firm’s fifty day moving average is $8.55 and its 200 day moving average is $7.65. The company has a debt-to-equity ratio of 0.15, a quick ratio of 1.92 and a current ratio of 2.34. United Microelectronics has a 52 week low of $5.71 and a 52 week high of $12.68.

United Microelectronics News Roundup

Here are the key news stories impacting United Microelectronics this week:

• Positive Sentiment: Q4 results showed revenue growth and healthy margins: consolidated 4Q25 revenue rose to NT$61.81 billion (up vs. prior quarter and year) and gross margin was 30.7%, signaling underlying demand improvement. UMC Reports Fourth Quarter 2025 Results
• Positive Sentiment: UMC reported EPS of $0.13 and revenue of $1.97B for the quarter, slightly beating consensus estimates — a short-term fundamental positive versus expectations. MarketBeat UMC Summary
• Neutral Sentiment: Management’s detailed discussion is in the Q4 2025 earnings call transcript; investors may hunt the call for guidance/comments that clarify forward demand and capacity outlook. UMC Q4 2025 Earnings Call Transcript
• Negative Sentiment: Market reaction was negative: headlines noted shares “tumbled” after the report despite the revenue beat, suggesting investors were disappointed by other elements (earnings detail, guidance, or tone). UMC shares tumble 10.7% as Q4 earnings miss estimates despite revenue beat
• Negative Sentiment: Analysts moved more pessimistic: BNP Paribas Exane downgraded UMC from “neutral” to “underperform” with an $8.60 price target (material downside to the current price), and JPMorgan reaffirmed an “underweight” stance — both weigh on sentiment and can pressure the stock.
• Negative Sentiment: Additional media coverage framed the quarter as “mixed,” amplifying negative sentiment and likely contributing to selling pressure. United Microelectronics falls amid mixed Q4 results

Institutional Trading of United Microelectronics

Several hedge funds and other institutional investors have recently bought and sold shares of the stock. Rafferty Asset Management LLC increased its position in shares of United Microelectronics by 50.7% in the second quarter. Rafferty Asset Management LLC now owns 8,403,064 shares of the semiconductor company’s stock valued at $64,283,000 after acquiring an additional 2,826,486 shares during the period. Bank of America Corp DE raised its holdings in shares of United Microelectronics by 4.9% during the third quarter. Bank of America Corp DE now owns 7,388,868 shares of the semiconductor company’s stock valued at $56,008,000 after acquiring an additional 344,416 shares in the last quarter. Goldman Sachs Group Inc. lifted its stake in United Microelectronics by 10.5% in the first quarter. Goldman Sachs Group Inc. now owns 5,655,721 shares of the semiconductor company’s stock worth $40,438,000 after acquiring an additional 537,777 shares during the period. Two Sigma Investments LP boosted its holdings in United Microelectronics by 832.5% in the third quarter. Two Sigma Investments LP now owns 3,530,564 shares of the semiconductor company’s stock valued at $26,762,000 after acquiring an additional 3,151,936 shares in the last quarter. Finally, Marshall Wace LLP purchased a new position in United Microelectronics during the 3rd quarter valued at $21,235,000. Institutional investors own 5.05% of the company’s stock.

Wall Street Analyst Weigh In

UMC has been the subject of several analyst reports. BNP Paribas Exane downgraded United Microelectronics from a “neutral” rating to an “underperform” rating and set a $8.60 target price for the company. in a research note on Wednesday. JPMorgan Chase & Co. reaffirmed an “underweight” rating on shares of United Microelectronics in a research note on Thursday. Bank of America cut shares of United Microelectronics from a “buy” rating to an “underperform” rating in a research note on Wednesday, November 12th. Wall Street Zen lowered United Microelectronics from a “buy” rating to a “hold” rating in a research note on Saturday, December 6th. Finally, Weiss Ratings restated a “hold (c-)” rating on shares of United Microelectronics in a research note on Wednesday, October 8th. One analyst has rated the stock with a Strong Buy rating, two have given a Hold rating and four have given a Sell rating to the stock. Based on data from MarketBeat.com, United Microelectronics currently has an average rating of “Reduce” and a consensus price target of $8.60.

United Microelectronics Company Profile

United Microelectronics Corporation (UMC) is a Taiwan-based semiconductor foundry that provides wafer fabrication and related manufacturing services to a global customer base. Founded in 1980, the company operates as a pure-play foundry, producing integrated circuits for a range of customers including fabless semiconductor companies and integrated device manufacturers. UMC is publicly listed (NYSE: UMC) and focuses on high-reliability manufacturing rather than branding consumer products.

UMC’s core services encompass wafer fabrication using a portfolio of process technologies, with particular emphasis on mature and specialty nodes that support analog, power-management, radio-frequency (RF), and mixed-signal applications.