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Trading Hours (Monday - Friday):

Pre-market
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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

Splits

Date Description
Aug 08, 2008 1045-for-1000 split
Oct 09, 2007 69716-for-100000 split
Aug 02, 2006 1-for-1 split
Aug 02, 2005 1-for-1 split
Jul 13, 2004 108-for-100 split
Jul 15, 2003 10401-for-10000 split
Aug 05, 2002 1-for-1 split
Jul 13, 2001 115-for-100 split
Access /splits data via our API — starting from the Grow plan (individual) and the Venture plan (business) and above.
Pre-market

Exchange is currently open for pre-market.
Main market opens in 1 hour 14 minutes

08:15
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).