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Check out our Dark Pool Levels

UMC
United Microelectronic Corp.
stock NYSE ADR

At Close
Sep 11, 2026 3:59:58 PM EDT
22.64USD+2.351%(+0.52)7,190,739
0.00Bid   0.00Ask   0.00Spread
Pre-market
Sep 11, 2026 9:29:59 AM EDT
22.44USD+1.447%(+0.32)301,511
After-hours
Sep 11, 2026 4:48:30 PM EDT
22.66USD+0.088%(+0.02)3,736
OverviewOption ChainMax PainOptionsPrice & VolumeSplitsDividendsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
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Market Cap
56.70B
Headquarters
Hsinchu, Taiwan
Industry
Semiconductors
Next Earnings
Nov 4, 2026 (53d)
Last Dividend
Jul 2, 20240.463
Last Split
Aug 7, 20081.045for1
Related
INTCTSEMTSMIBMSMIXLK
UMC Stats
Avg. Vol. 10 Day
11,153,146
Avg. Vol. 30 Day
11,334,432
Employees
20,000
Market Cap
56,703,812,994
Shares Out.
2,507,908,580
On/Off Exchange
70%/30%
6 Month Beta
2.40
1 Year Beta
1.71
2 Year Beta
1.07
3 Year Beta
1.16
52 Week Low
6.72
52 Week High
28.96
SMA50
20.60
SMA200
14.57
1 Week
+8.86%
1 Month
+17.09%
3 Month
+4.53%
6 Month
+141.82%
1 Year
+234.47%
2 Year
+162.30%
5 Year
+85.79%
Profile
umc (nyse: umc, twse: 2303) is a leading global semiconductor foundry that provides advanced technology and manufacturing for applications spanning every major sector of the ic industry. umc's robust foundry solutions allow chip designers to leverage the company's leading-edge processes, which include 28nm poly-sion and gate-last high-k/metal gate technology, mixed signal/rfcmos, and a wide range of specialty technologies to enable specialized applications such as iot and wearable, sensing, mems, automotive, pmic and cis. production is supported through 10 wafer manufacturing facilities that include two advanced 300mm fabs; fab 12a in taiwan and singapore-based fab 12i. fab 12a consists of phases 1-4 which are in production for customer products down to 28nm. construction has been completed for phases 5&6, with future plans for phases 7&8. umc's total manufacturing capacity exceeds 500,000 8-inch equivalent wafers per month, providing ample supply for our global customer base. the comp

UMC Stock Summary

United Microelectronic Corp. (NYSE:UMC) stock price today is $22.64, and today's volume is 7,190,739. UMC is up 2.351% today. The 30 day average volume is 11,334,432. UMC market cap is 56.70B with 2,507,908,580 shares outstanding.



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