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View Price for UMC.
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Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
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Historical Price Data

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Date Open High Low Close Volume
Aug 21, 2026 18.45 18.60 18.28 18.34 7.306M
Aug 20, 2026 18.03 18.24 17.88 18.00 10.51M
Aug 19, 2026 18.80 18.97 17.96 18.12 12.43M
Aug 18, 2026 18.56 18.76 18.14 18.48 17.42M
Aug 17, 2026 19.38 19.77 19.27 19.53 7.973M
Aug 14, 2026 18.94 19.17 18.75 19.15 7.177M
Aug 13, 2026 19.25 19.72 19.22 19.38 7.682M
Aug 12, 2026 19.67 19.67 19.30 19.31 10.60M
Aug 11, 2026 19.35 19.45 18.91 18.94 7.547M
Aug 10, 2026 19.27 19.35 18.77 18.79 9.611M
Aug 07, 2026 18.59 18.82 18.18 18.72 13.37M
Aug 06, 2026 18.90 19.56 18.73 19.20 11.96M
Aug 05, 2026 19.66 19.94 19.20 19.29 15.10M
Aug 04, 2026 19.78 20.85 19.59 20.63 20.08M
Aug 03, 2026 17.69 18.76 17.49 18.69 12.06M
Jul 31, 2026 19.78 20.08 18.82 19.03 16.74M
Jul 30, 2026 17.53 19.02 17.53 18.94 24.76M
Jul 29, 2026 17.05 18.13 16.96 17.11 24.70M
Jul 28, 2026 16.90 17.70 16.54 17.36 26.58M
Jul 27, 2026 20.03 20.15 18.56 19.08 15.48M
Jul 24, 2026 19.84 20.08 18.97 19.48 16.40M
Jul 23, 2026 20.72 21.10 20.44 20.87 9.189M
Jul 22, 2026 21.00 21.60 20.99 21.29 7.356M
Jul 21, 2026 21.50 21.50 20.88 21.19 17.37M
Jul 20, 2026 20.68 21.23 20.26 20.30 15.36M

Price Definition

The price of a security measures the cost to purchase 1 share of a security. For a company, price can be multiplied by shares outstanding to find the market capitalization (value of the company).

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Price Range, Past 5 Years

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