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United Microelectronics Corporation (UMC)

Technology | Semiconductors | Hsinchu City, Taiwan | NYSE
19.79 USD +0.72 (3.776%) ⇧ (Aug. 28, 2026, 4 p.m. EDT)
After hours: 19.83 +0.04 (0.202%) ⇧ (Aug. 28, 2026, 7:57 p.m. EDT)

Short-term:★★⯪☆☆Long-term:★★★⯪☆Dividends:★★★☆☆
Hot Take | Aug. 22, 2026, 3:50 a.m. EDT

The investment case here is a classic value trap waiting for a catalyst. Fundamentally, the business is robust with a fortress balance sheet, healthy free cash flow, and a 21% return on equity, yet the market has punished the stock relentlessly over the last decade. The price has dropped nearly 22% year-over-year, dragging the total return over the last nine years down despite a massive 267% gain from the 2016 lows. This disconnect suggests the market is pricing in a permanent decline in competitive moats or demand, which contradicts the company's ability to generate cash. The short-term outlook remains murky. While the statistical forecast model offers a negligible 3% upside with low confidence, the technical picture is weak; the stock is trading well below its 50-day moving average and has failed to reclaim key support levels recently. However, the long-term thesis is compelling for patient capital. With a forward P/E under 21x and a yield of 2.2%, the stock offers a margin of safety if the cyclical semiconductor downturn ends. The recent news of mass production in Singapore and improving outlooks from analysts like Citi hints that the worst of the cycle may be passing. The dividend, while not a yield monster, is being paid consistently from strong operating cash flows, providing a floor for investors. I rate this as a solid long-term buy (3.5 stars) due to the exceptional underlying fundamentals and attractive valuation relative to peers, but I cannot assign a bullish short-term rating (2.5 stars) because the momentum is still negative and the path of least resistance remains lower until earnings confirm a sustained recovery.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoTheta ✓0.247045
AutoARIMA0.307577
AutoETS0.339797
MSTL0.341957

Forecast horizon: 45 days | Selected: AutoTheta

Forecast Reliability
Score 32%
H-stat 5.69
Ljung-Box p 0.000
Jarque-Bera p 0.111
Excess Kurtosis -1.52
Attribute Value
Sector Technology
Ex Dividend Date 2026-07-07
Last Dividend Date 2026-07-07
Debt to Equity Ratio 14.293
Revenue per Share 100.405
Market Cap 49,631,514,624
Trailing P/E 19.21
Forward P/E 22.54
Beta 1.70
Profit Margins 33.29%
Website https://www.umc.com

As of Aug. 22, 2026, 3:50 a.m. EDT: Speculators are positioning defensively with heavy out-of-the-money put open interest at strikes significantly below current prices (e.g., $10, $13, $15), suggesting a fear of a deep correction or a 'floor' scenario. Conversely, call activity is concentrated near the money and slightly out-of-the-money ($18-$23), indicating a belief that the stock will trade sideways or drift modestly higher rather than surge. The implied volatility skew shows elevated premiums for deep out-of-the-money puts compared to calls, reinforcing a bearish tail-risk bias among retail traders.


Dividend Data

Yield Summary
Last Yield 1yr Yield 3yr Avg 5yr Avg
1.67% 1.67% 4.46% 5.42%
Dividend History
Date Dividend Yield %
2026-07-08 0.412000 1.665993
2025-06-24 0.483000 6.121673
2024-07-02 0.463000 5.578313
2023-06-26 0.586000 7.261462
2022-06-21 0.517000 6.486826
2021-07-21 0.285000 3.111354
2020-07-14 0.136000 4.927536
2019-07-15 0.094000 4.177778
2018-07-09 0.118000 4.229391
2017-07-11 0.083000 3.624454
2016-07-12 0.088000 4.378109
2015-07-14 0.089000 4.494949
2014-07-07 0.083000 3.254902
2013-07-08 0.068000 3.008850
2012-07-09 0.084000 4.057971
2011-07-22 0.193000 8.109243
2010-07-08 0.078000 2.549020
2008-08-08 0.123000 4.979757
2007-07-10 0.146871 2.972229
2006-08-02 0.083730 2.006579
2005-08-02 0.021962 0.423281
2002-08-05 0.183292 3.640776
Additional Data
dividendRate 0.4
dividendYield 2.1
exDividendDate 2026-07-08
trailingAnnualDividendRate 2.6
trailingAnnualDividendYield 0.1363398
lastDividendValue 0.412
lastDividendDate 2026-07-08
dividendDate 2026-08-06

Info Dump

Attribute Value
52 Week Change 1.8806646
Address1 Hsinchu Science Park
Address2 No. 3, Li-Hsin 2nd Road
All Time High 28.96
All Time Low 1.42
Ask 19.84
Ask Size 6,300
Average Daily Volume10 Day 10,374,540
Average Daily Volume3 Month 16,111,700
Average Volume 16,111,700
Average Volume10Days 10,374,540
Beta 1.704
Bid 19.83
Bid Size 3,900
Book Value 5.543413
City Hsinchu City
Compensation As Of Epoch Date 1,735,603,200
Country Taiwan
Crypto Tradeable 0
Currency USD
Current Price 19.79
Current Ratio 2.166
Custom Price Alert Confidence HIGH
Date Short Interest 1,786,665,600
Day High 20.75
Day Low 19.5901
Debt To Equity 14.293
Display Name United Microelectronics
Dividend Date 1,785,974,400
Dividend Rate 0.4
Dividend Yield 2.1
Earnings Call Timestamp End 1,785,315,600
Earnings Call Timestamp Start 1,785,315,600
Earnings Growth 3.746
Earnings Quarterly Growth 3.747
Earnings Timestamp 1,793,190,600
Earnings Timestamp End 1,793,190,600
Earnings Timestamp Start 1,793,190,600
Ebitda 109,833,945,088
Ebitda Margins 0.4381
Enterprise To Ebitda -0.311
Enterprise To Revenue -0.136
Enterprise Value -34,158,153,728
Eps Current Year 0.9184
Eps Forward 0.87816
Eps Trailing Twelve Months 1.03
Esg Populated 0
Ex Dividend Date 1,783,468,800
Exchange NYQ
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fax 886 3 577 9392
Fifty Day Average 21.6096
Fifty Day Average Change -1.8195992
Fifty Day Average Change Percent -0.08420328
Fifty Two Week Change Percent 188.06645
Fifty Two Week High 28.96
Fifty Two Week High Change -9.169998
Fifty Two Week High Change Percent -0.3166436
Fifty Two Week Low 6.56
Fifty Two Week Low Change 13.230001
Fifty Two Week Low Change Percent 2.0167685
Fifty Two Week Range 6.56 - 28.96
Financial Currency TWD
First Trade Date Milliseconds 969,370,200,000
Five Year Avg Dividend Yield 5.84
Float Shares 2,165,834,862
Forward Eps 0.87816
Forward P E 22.535757
Free Cashflow 36,890,628,096
Full Exchange Name NYSE
Full Time Employees 20,000
Fullday Change 0.720001
Fullday Change Percent 3.77557
Fullday Price 19.83
Gmt Off Set Milliseconds -14,400,000
Gross Margins 0.30603
Gross Profits 76,723,036,160
Has Pre Post Market Data 1
Held Percent Insiders 0.0
Held Percent Institutions 0.07403
Implied Shares Outstanding 2,507,908,580
Industry Semiconductors
Industry Disp Semiconductors
Industry Key semiconductors
Is Earnings Date Estimate 0
Language en-US
Last Dividend Date 1,783,468,800
Last Dividend Value 0.412
Last Fiscal Year End 1,767,139,200
Last Split Date 1,218,153,600
Last Split Factor 1,045:1000
Long Business Summary United Microelectronics Corporation operates as a semiconductor wafer foundry in Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally. It manufactures and sells integrated circuits. The company offers circuit design; mask tooling; wafer fabrication; and assembly and testing services for communication devices, consumer electronics, computer, and other applications. It also provides venture capital and marketing support; consulting and planning; energy technical; solar engineering integrated design; research and development services; and insurance services. United Microelectronics Corporation was incorporated in 1980 and is headquartered in Hsinchu City, Taiwan.
Long Name United Microelectronics Corporation
Market us_market
Market Cap 49,631,514,624
Market State CLOSED
Max Age 86,400
Message Board Id finmb_528092
Most Recent Quarter 1,782,777,600
Net Income To Common 83,468,410,880
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 46,674,849,259
Number Of Analyst Opinions 4
Open 20.65
Operating Cashflow 109,619,150,848
Operating Margins 0.21712999
Payout Ratio 0.0
Peg Ratio 0.98
Phone 886 3 578 2258
Post Market Change 0.03999901
Post Market Change Percent 0.20211726
Post Market Price 19.83
Post Market Time 1,787,961,461
Previous Close 19.07
Price Eps Current Year 21.548346
Price Hint 2
Price To Book 3.5700028
Price To Sales Trailing12 Months 0.1979661
Profit Margins 0.33293
Quick Ratio 1.772
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key none
Region US
Regular Market Change 0.720001
Regular Market Change Percent 3.77557
Regular Market Day High 20.75
Regular Market Day Low 19.5901
Regular Market Day Range 19.5901 - 20.75
Regular Market Open 20.65
Regular Market Previous Close 19.07
Regular Market Price 19.79
Regular Market Time 1,787,947,202
Regular Market Volume 19,841,030
Return On Assets 0.05092
Return On Equity 0.21327999
Revenue Growth 0.17
Revenue Per Share 100.405
Sand P52 Week Change 0.20504117
Sector Technology
Sector Disp Technology
Sector Key technology
Shares Outstanding 2,507,908,580
Shares Percent Shares Out 0.0117999995
Shares Short 29,695,086
Shares Short Previous Month Date 1,784,073,600
Shares Short Prior Month 20,511,587
Short Name United Microelectronics Corpora
Short Percent Of Float 0.0127
Short Ratio 1.98
Source Interval 15
Symbol UMC
Target High Price 33.75796
Target Low Price 10.8
Target Mean Price 18.49165
Target Median Price 14.70432
Total Cash 147,391,856,640
Total Cash Per Share 58.596
Total Debt 63,449,882,624
Total Revenue 250,707,148,800
Tradeable 0
Trailing Annual Dividend Rate 2.6
Trailing Annual Dividend Yield 0.1363398
Trailing Eps 1.03
Trailing P E 19.213594
Trailing Peg Ratio 0.9563
Triggerable 1
Two Hundred Day Average 13.8823
Two Hundred Day Average Change 5.9077005
Two Hundred Day Average Change Percent 0.4255563
Type Disp Equity
Volume 19,841,030
Website https://www.umc.com