UMC United Microelectronics
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🟢 United Microelectronics is trading 7.1% up today on AI silicon photonics production milestone
United Microelectronics is trading 7.1% up at $25.53 after announcing a major silicon photonics mass-production milestone with SILITH Technology. • The...
🟢 United Microelectronics is trading 5.96% up today after AI photonics mass-production milestone
United Microelectronics is trading at $25.26 (+5.96%) in pre-market after announcing a silicon photonics mass-production milestone with SILITH Technology. •...
🟢 United Microelectronics is trading 4.1% up today on AI photonics mass-production milestone
United Microelectronics is trading 4.1% up at $24.42 after announcing a major silicon photonics mass-production milestone with SILITH Technology. • The...
UMC and SILITH launch 1.6T silicon photonics for AI data centers
United Microelectronics Corporation (UMC) and SILITH Technology delivered the first mass-production photonic integrated circuits from UMC's 12-inch Singapore...
🔴 United Microelectronics is trading 5.18% down today amid a broad semiconductor sell-off fueled by geopolitical risks
United Microelectronics is trading at $23.12 (-5.18%) as the semiconductor sector faces significant downward pressure. • The broader SOXX index has dropped...
United Microelectronics sees positive analyst commentary on strong Q2 sales and demand trends
United Microelectronics achieved a new level of sales in the second quarter of 2026. Wedbush Securities analysts view UMC's performance as part of a broader...
UMC Shares Sink 8%, Hit by Broader Chip Sector Selloff
United Microelectronics (UMC) reported second-quarter 2026 revenue of approximately NT$69 billion. This figure represents a 13% sequential increase and a 17%...
🟢 UMC extends move to 6.1% up
UMC is trading at $24.84, up 6.1% versus the comparison close of $23.42 during regular trading. This is a price-movement alert; no separate company-specific...
🟢 UMC is trading 3.3% up today as it rebounds from ex-dividend adjustments and trading curbs
UMC is trading 3.3% up at $24.62 as the stock stabilizes following a sharp 7.7% drop on July 7, 2026, tied to Taiwan Stock Exchange trading curb measures and...
🔴 UMC Slides 7.1% Amidst Taiwan Stock Exchange Trading Curb and Ex-Dividend Repositioning
United Microelectronics Corporation (UMC) is down 7.1% today at $24.00, largely due to the Taiwan Stock Exchange placing the stock under disposition,...
🔴 UMC is trading 5.7% down today on profit-taking after a sharp Intel-driven rally
UMC is trading 5.7% down at $24.35 in pre-market as investors lock in profits following a significant multi-day surge. • The pullback follows a nearly 31%...
🟢 UMC is trading 4.2% up today on strong June revenue, Intel partnership, and advanced chip technology optimism
UMC is trading 4.2% up at $25.36 today, fueled by a 22.9% increase in June 2026 revenue and continued optimism surrounding its foundry partnership with Intel...
🔴 UMC extends move to 5.0% down
UMC is trading at $24.42, down 5.0% versus the comparison close of $25.71 during regular trading. This is a price-movement alert; no separate company-specific...
🔴 UMC extends move to 5.3% down
UMC is trading at $25.75, down 5.3% versus the comparison close of $27.21 during regular trading. This is a price-movement alert; no separate company-specific...
🔴 UMC is trading 4.1% down today on profit-taking after a sharp multi-day rally
UMC is trading 4.1% down at $26.11 as investors lock in gains following a significant rally driven by strong sales data and optimism surrounding AI and...
🟢 UMC is trading 4% up today after completing its 22nd share buyback
• UMC is trading 4% up now at $26.61 as the company announced the completion of its 22nd share buyback plan today. • The buyback saw UMC repurchase over 30...
🔴 UMC is trading 8.2% down today amid broader tech sell-off and profit-taking after Intel partnership gains
UMC is trading 8.17% down at $25.47 following a sharp pullback from its previous close of $27.73. The decline comes as investors are pocketing gains built in...
🔴 UMC makes sharp 10.8% drop
UMC is trading at $24.74, down 10.8% versus the comparison close of $27.73 during pre-market. This is a price-movement alert; no separate company-specific...
🔴 UMC is trading 6.2% down today as profit-taking follows post-earnings rally
UMC is trading 6.2% down today at $26.00 as investors lock in gains following a sharp multi-day rally triggered by its Q1 2026 earnings report. • The pullback...
🟢 UMC extends move to 5.3% up
UMC is trading at $29.43, up 5.3% versus the comparison close of $27.95 during after-hours. This is a price-movement alert; no separate company-specific...