UNITED MICROELECTRONICS CORP
United Microelectronics (UMC) reported September 2026 net sales of NT$25.35B, up 27.22% YoY. Nine-month sales rose 16.1% YoY to NT$204.01B. UMC's stock fell 8.9% on Monday, trading at $23.92, and is down 1.9% in pre-market.
United Microelectronics plans to issue $1.8 billion in unsecured convertible bonds overseas. The company's shares have seen a 5-day decrease of 5.57% and a 1st Jan change of -0.97%, but a significant 209.64% increase over a longer period. The move comes after a rise in August sales.
GF Securities forecasts UMC to see higher earnings per share over the next two years, driven by improved prices and margins, supported by increasing orders from key clients.
Over the past 7 days, AlphAI's AI scored 6 news stories mentioning UMC (UNITED MICROELECTRONICS CORP). Coverage has skewed bearish: 0 bullish, 2 neutral, and 4 bearish.
Recent UMC coverage spans earnings, corporate actions and insider activity.
In the last 30 days, UMC insiders filed 3 SEC Form 4 transactions — no purchases and 3 sales ($230.4M). The most active reporter was Liu Chitung, CFO & SVP, with 2 filings.
The surprise sales figure triggered an 8.9% drop, indicating market disappointment.
The large convertible bond raise may create dilution risk and increase debt load, likely weighing on the stock.
Guidance upgrade suggests potential upside for UMC.
The sizable convertible issuance may dilute existing shareholders and increase debt, likely weighing on the stock in the short term.
UMC could experience modest price stability or slight upside as its AI-related business expands.
AlphAI scores every news story that mentions UMC with an AI model for sentiment and relevance, and aggregates insider trades from UNITED MICROELECTRONICS CORP's SEC EDGAR Form 4 filings. Figures refresh continuously.
United Microelectronics (UMC) reported September 2026 net sales of NT$25.35B, up 27.22% YoY. Nine-month sales rose 16.1% YoY to NT$204.01B. UMC's stock fell 8.9% on Monday, trading at $23.92, and is down 1.9% in pre-market.
1 min readUnited Microelectronics plans to issue $1.8 billion in unsecured convertible bonds overseas. The company's shares have seen a 5-day decrease of 5.57% and a 1st Jan change of -0.97%, but a significant 209.64% increase over a longer period. The move comes after a rise in August sales.
1 min readGF Securities forecasts UMC to see higher earnings per share over the next two years, driven by improved prices and margins, supported by increasing orders from key clients.
1 min readUnited Microelectronics (UMC) plans to raise $1.8 billion through convertible bond sales, according to a term sheet. The company's shares have seen a 5-day change of 0.00% and a 1st Jan change of +4.87% on the Taiwan Stock Exchange.
1 min readThe global semiconductor foundry market is projected to grow at 3.4% CAGR from 2026 to 2034. TSMC holds 73% market share, driven by AI and HPC demand, with $100B Arizona investment. UMC has 4% share, focusing on communication devices and consumer electronics. TSMC's 2026 EPS estimate is $16.56, up 55.5%. UMC's 2026 EPS estimate is $1.23, up 132.1%. TSMC trades at 22.51x P/E, a 7% discount to its median. UMC trades at 21.45x P/E, a 23.3% premium to its median.
3 min readUnited Microelectronics (NYSE:UMC) Vice President Jentsung Lin sold 10,000 shares for $1.63M, according to an SEC filing. UMC shares are trading at $25.47. The company reported 16.98% revenue growth over 3 months but has a low gross margin of 32.48% and EPS of 16.95. Its P/E ratio is 24.57, and P/S ratio is 7.97.
1 min readLIN JEN-TSUNG (Vice President) sold 10,000 shares of UNITED MICROELECTRONICS CORP (UMC) at $163.00 ($1.63M total) on 2026-09-22.
1 min readVicor Corp (VICR) shares rose 13.5% to $208.73 after granting a license for its patents. Other stocks gaining include Securitize (SECZ) +21%, Generac (GNRC) +19.6%, and Arm (ARM) +6.7%. Generac's rise follows a supply deal with Amazon and a price target increase. Micron (MU) gained 5.6% amid a memory stock rally.
2 min readLiu Chitung (CFO & SVP) sold 1,600,000 shares of UNITED MICROELECTRONICS CORP (UMC) at an average of $143.00 ($142.33–$145.00, $228.80M total) across 2 trades over 2026-09-16 to 2026-09-17.
1 min readUnited Microelectronics (UMC) shares rose after reporting a 30.7% year-over-year revenue increase in August, driven by AI demand for power management ICs and networking chips. Analysts highlight UMC's strong balance sheet and investment in AI-focused technologies, but note risks from chip-cycle volatility and heavy spending.
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