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All times are displayed in the America/New_York timezone (EDT, UTC-04:00).
17.12000 USD
0.08
0.47%
Last update May 18, 3:59 PM EDT
Pre-market
Day range
16.875
17.74500
Previous close
17.20000
Open
17.60000
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United Microelectronics Corp. Sponsored ADR
17.12
0.08
0.47%

Historical data

Prices

Date Open High Low Close % Change Volume
May 18, 2026 17.60 17.75 16.88 17.12 -2.73% 20530641
May 15, 2026 16.90 17.43 16.84 17.20 1.78% 15989800
May 14, 2026 16.86 17.32 16 17.13 1.60% 17559800
May 13, 2026 15.58 16.14 15.57 15.92 2.18% 11526700
May 12, 2026 16.17 16.30 15.50 16.06 -0.68% 19760200
May 11, 2026 15.65 15.90 15.39 15.59 -0.38% 13858600
May 08, 2026 14.52 15.45 14.43 15.42 6.20% 14785200
May 07, 2026 15.24 15.45 15.02 15.16 -0.52% 16029100
May 06, 2026 15.29 15.45 14.70 15.23 -0.39% 30100100
May 05, 2026 13.50 14.22 13.42 14.01 3.78% 23357500
May 04, 2026 13.17 13.37 12.89 12.98 -1.44% 9248300
May 01, 2026 13.03 13.20 12.96 13.05 0.15% 8407600
Apr 30, 2026 12.45 13.13 12.45 13.06 4.90% 15475600
Apr 29, 2026 12.43 13.39 12.10 12.75 2.57% 25368600
Apr 28, 2026 11.69 11.89 11.57 11.66 -0.26% 12220800
Apr 27, 2026 11.58 11.79 11.46 11.69 0.95% 12884400
Apr 24, 2026 12.18 12.32 12.12 12.28 0.82% 10979200
Apr 23, 2026 11.97 12.10 11.82 12 0.25% 10655400
Apr 22, 2026 12.63 12.82 12.58 12.71 0.63% 10053700
Apr 21, 2026 12.18 12.44 12.05 12.33 1.23% 13172400
Apr 20, 2026 12.49 12.74 12.21 12.64 1.20% 22647200
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Pre-market

Exchange is currently open for pre-market.
Main market opens in 1 hour 55 minutes

07:34
00:00
09:30
16:00
23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).