United Microelectronics(UMC),Stock Price, Discussion, News, Quote & History - To The Moon - Tiger Brokers Online Investing Community

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UMC United Microelectronics

Trading 06-03 12:21:46 EDT

21.21

-1.25

-5.59%

High21.50	Low20.58	Vol7.99M
Open21.13	D1 Closing22.46	Amplitude4.10%
Mkt Cap53.25B	Tradable Cap49.54B	Total Shares2.51B
T/O167.80M	T/O Rate0.34%	Tradable Shares2.34B
P/B--	ROE--	EPS0.00
52wk High--	52wk Low--	P/E--
Dividend--	Div.Yield--	ROA--

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On June 3, 2026, United Microelectronics Corporation’s board approved the issuance of two ze...","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/company-announcements/united-microelectronics-to-raise-nt16-billion-via-dual-convertible-bond-issues?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/company-announcements/united-microelectronics-to-raise-nt16-billion-via-dual-convertible-bond-issues?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["BK4141","US10Y.BOND","TMF","US6M.BOND","BK4554","US7Y.BOND","TLT","US30Y.BOND","US5Y.BOND","TLTW","UMC","BK4605","US3Y.BOND","US2Y.BOND","BK4526","US12M.BOND"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1185485517","title":"Movement Alert｜UMC Falls 5.65% in Pre-Market Trading, Elevated Valuation Triggers Continued Correction Pressure","url":"https://stock-news.laohu8.com/highlight/detail?id=1185485517","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1185485517?lang=en_us&edition=fundamental","pubTime":"2026-06-03 16:03","pubTimestamp":1780473839,"startTime":"0","endTime":"0","summary":"On June 3, UMC fell 5.65% in pre-market trading, trading at approximately $20.98/share, with trading volume of $388,600, extending its recent correction trend.On the news front, UMC's TTM...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2640976655","title":"Taiwanese Stocks Climb 2.0%","url":"https://stock-news.laohu8.com/highlight/detail?id=2640976655","media":"Dow Jones","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2640976655?lang=en_us&edition=fundamental","pubTime":"2026-06-03 14:01","pubTimestamp":1780466460,"startTime":"0","endTime":"0","summary":"This article was automatically generated by Dow Jones using technology from Automated Insights.Stocks in Taiwan gained Wednesday, as the Taiwan TAIEX gained 2.0% to 46459.16.Among local companies with a market cap of at least 150 billion New Taiwan dollars , Fortune Electric was the biggest leader during the session, jumping 10%, and CTBC Financial Holding surged 10%. AUO rounded out the top three movers, as shares jumped 9.9%.United Microelectronics was the biggest laggard, plunging 7.8%, followed by shares of Macronix International, which tumbled 7.7%. Shares of Walsin Technology tumbled 7.2%.On the currency front, the WSJ Dollar Index increased 0.1% to 95.91. The U.S. dollar held steady against the New Taiwan dollar at NT$31.45.In the bond markets, the 10-year Taiwanese government bond yield increased 3 basis points to 1.690%.","market":"other","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://dowjonesnews.com/newdjn/logon.aspx?AL=N","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4554","BK4605","BK4141","BK4526","UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1135678578","title":"Stock Track | UMC Plunges 5.03% as Elevated Valuation and Sector Weakness Weigh on Shares","url":"https://stock-news.laohu8.com/highlight/detail?id=1135678578","media":"Stock Track","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1135678578?lang=en_us&edition=fundamental","pubTime":"2026-06-03 10:25","pubTimestamp":1780453518,"startTime":"0","endTime":"0","summary":"United Microelectronics (UMC) experienced a significant 24-hour plunge of 5.03% during the night session, extending its recent corrective trend.The sharp decline is primarily attributed to heightened...","market":"hk","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":"ai_movement_en","symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1186028282","title":"Movement Alert｜UMC Declines 3.34% Overnight, Elevated Valuation Triggers Continued Pullback Pressure","url":"https://stock-news.laohu8.com/highlight/detail?id=1186028282","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1186028282?lang=en_us&edition=fundamental","pubTime":"2026-06-03 09:24","pubTimestamp":1780449872,"startTime":"0","endTime":"0","summary":"On June 3, UMC fell 3.34% overnight, trading at $21.71/share, with trading volume of $840,100, extending the recent corrective trend.On the news front, UMC's current TTM price-to-earnings ratio has...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1102749682","title":"Movement Alert｜United Microelectronics Falls 3.3% in Regular Trading, Elevated Valuation Triggers Pullback Pressure","url":"https://stock-news.laohu8.com/highlight/detail?id=1102749682","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1102749682?lang=en_us&edition=fundamental","pubTime":"2026-06-02 21:44","pubTimestamp":1780407878,"startTime":"0","endTime":"0","summary":"On June 2, United Microelectronics (UMC) fell 3.3% in regular trading, trading at $21.995/share, with trading volume of $30.89 million.The decline comes as UMC's current TTM price-to-earnings ratio...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1137196551","title":"Movement Alert｜UMC Falls 3.28% in Pre-Market Trading, Elevated Valuation Triggers Pullback Pressure After Rapid Rally","url":"https://stock-news.laohu8.com/highlight/detail?id=1137196551","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1137196551?lang=en_us&edition=fundamental","pubTime":"2026-06-02 16:03","pubTimestamp":1780387423,"startTime":"0","endTime":"0","summary":"On June 2, UMC fell 3.28% in pre-market trading, trading at $22.16/share, with trading volume of $378,100.The decline was primarily driven by valuation concerns following a sharp run-up. UMC's...","market":"hk","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1182783956","title":"Stock Track | United Microelectronics Plunges 5.11% Over 24 Hours Amid Semiconductor Sector Weakness and Profit-Taking","url":"https://stock-news.laohu8.com/highlight/detail?id=1182783956","media":"Stock Track","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1182783956?lang=en_us&edition=fundamental","pubTime":"2026-06-02 11:01","pubTimestamp":1780369288,"startTime":"0","endTime":"0","summary":"United Microelectronics Corp (UMC) experienced a significant 24-hour decline of 5.11%, reflecting broad selling pressure in the semiconductor sector and investor profit-taking following a recent...","market":"nz","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":"ai_movement_en","symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1179416603","title":"Movement Alert｜UMC Declines 3.1% Overnight, Semiconductor Sector Under Broad Pressure Amid Elevated Valuation Concerns","url":"https://stock-news.laohu8.com/highlight/detail?id=1179416603","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1179416603?lang=en_us&edition=fundamental","pubTime":"2026-06-02 10:28","pubTimestamp":1780367312,"startTime":"0","endTime":"0","summary":"On June 2, UMC fell 3.1% overnight, trading at $22.18/share, with trading volume of $6.36 million. The decline came amid broad weakness across the semiconductor sector, with the stock pulling back...","market":"hk","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1154694859","title":"Movement Alert｜UMC Rises 3.07% in Regular Trading, Selective Price Hikes in H2 and Q1 Profit Surge Continue to Drive Momentum","url":"https://stock-news.laohu8.com/highlight/detail?id=1154694859","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1154694859?lang=en_us&edition=fundamental","pubTime":"2026-06-01 21:35","pubTimestamp":1780320955,"startTime":"0","endTime":"0","summary":"On June 1, UMC rose 3.07% in regular trading, trading at $22.69/share, with trading volume of $24.62 million. The stock has maintained upward momentum over recent sessions, supported by a combination...","market":"hk","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1149850444","title":"Stock Track | United Microelectronics Soars 5.46% in Pre-Market on Price Hike Plans and Exceptional Q1 Earnings","url":"https://stock-news.laohu8.com/highlight/detail?id=1149850444","media":"Stock Track","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1149850444?lang=en_us&edition=fundamental","pubTime":"2026-06-01 18:21","pubTimestamp":1780309295,"startTime":"0","endTime":"0","summary":"United Microelectronics (UMC) experienced a significant pre-market surge of 5.46%, reflecting strong investor optimism toward the semiconductor foundry.The movement is primarily driven by the...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":"ai_movement_en","symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1160657916","title":"Some Chip Stocks Jump With ARM up 7%, Micron up 3%, Nvidia up 2%; TMHC Surges 23%","url":"https://stock-news.laohu8.com/highlight/detail?id=1160657916","media":"Tiger Newspress","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1160657916?lang=en_us&edition=fundamental","pubTime":"2026-06-01 16:13","pubTimestamp":1780301602,"startTime":"0","endTime":"0","summary":"Chip stocks jumped in premarket trading. $ARM Holdings(ARM)$ soared 7%, $United Microelectronics(UMC)$ jumped 5%, $Credo Technology Group Holding Ltd(CRDO)$, $Micron Technology(MU)$ and...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"330240692f324d079ccf839d9e4180bf","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":true,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["MULL","ARMW","AMDY","07788","DIPS","ARMU","SMCY","Q","SNXX","NVDB","SMCX","TMHC","SNDU","MUU","AVGU","AVS","CRDU","AVGX","UMC","NVDW","MU","NVDS","ANV","NVDO","AMBA","ARMG","AVGG","AMUU","AMYY","NVYY","SNDK","SMYY","NVDU","07388","SMCZ","NVD","CRDO","NVDQ","NVTS","NVTX","ON","AVL","SMCC","DAMD","SMCI","SMCL","NVDD","AMDW","NVDG","NVDY","AMDU","AVGO","MUD","NVDA","NVDL","AMDL","NVDX","ARM","NVII","SOXL","AVGW"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1124031141","title":"Movement Alert｜United Microelectronics Rises 5.95% in Pre-Market Trading, Wafer Foundry Pricing Upcycle and Q1 Profit Surge Continue to Catalyze","url":"https://stock-news.laohu8.com/highlight/detail?id=1124031141","media":"Market Focus","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1124031141?lang=en_us&edition=fundamental","pubTime":"2026-06-01 16:03","pubTimestamp":1780301005,"startTime":"0","endTime":"0","summary":"On June 1, United Microelectronics rose 5.95% in pre-market trading, trading at $23.0/share, with trading volume of approximately $96,700.On the news front, the global wafer foundry pricing upcycle...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1151297650","title":"Stock Track | United Microelectronics Soars 5.14% Overnight on Price Hike Plans and Strong Q1 Earnings","url":"https://stock-news.laohu8.com/highlight/detail?id=1151297650","media":"Stock Track","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1151297650?lang=en_us&edition=fundamental","pubTime":"2026-06-01 09:09","pubTimestamp":1780276189,"startTime":"0","endTime":"0","summary":"United Microelectronics Corporation (UMC) experienced a significant price increase of 5.14% during extended trading hours, reflecting continued investor optimism toward the semiconductor foundry.The...","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":"ai_movement_en","symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1116027468","title":"Movement Alert｜UMC Rises 3.34% Overnight, Selective Price Hikes in H2 and Q1 Profit Surge Continue to Drive Momentum","url":"https://stock-news.laohu8.com/highlight/detail?id=1116027468","media":"Market Focus","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1116027468?lang=en_us&edition=fundamental","pubTime":"2026-06-01 08:15","pubTimestamp":1780272923,"startTime":"0","endTime":"0","summary":"On June 1, UMC rose 3.34% overnight, trading at $22.92/share, with trading volume of approximately $42,600. The stock continued its upward trajectory fueled by multiple catalysts including confirmed...","market":"hk","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["UMC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"1143162495","title":"Chip Stocks Jump. SMCI Up 13%; Qualcomm Up 5%; ARM And SOXL Up 4%; Micron, Intel And Broadcom Up 3%","url":"https://stock-news.laohu8.com/highlight/detail?id=1143162495","media":"Tiger Newspress","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1143162495?lang=en_us&edition=fundamental","pubTime":"2026-05-29 21:38","pubTimestamp":1780061938,"startTime":"0","endTime":"0","summary":"Chip Stocks Jump. 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Introduction