United Microelectronics Corp. (UMC) intrinsic value & 10-year financials

United Microelectronics Corp. (UMC) has a Graham intrinsic value of TWD 654.35 per share. At TWD 19.28 on Oct 27, 2026, the stock trades 97% below that value. Over the last 10 fiscal years revenue grew 5.4% a year to TWD 232.3B, with an average return on invested capital of 18.7%.

Graham intrinsic value
TWD 654.35
Share price (Oct 27, 2026)
TWD 19.28
Price vs Graham value
97% below
Market cap
TWD 46.9B
Revenue (FY2024)
TWD 232.3B
Revenue growth (10-yr CAGR)
5.4%
ROIC (10-yr avg)
18.7%
Free cash flow (FY2024)
TWD 5.3B

UMC 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2024 TWD 232.3B TWD 48.7B TWD 19.70 TWD 5.3B 22.2% 17.8%
FY2023 TWD 222.5B TWD 60.1B TWD 24.10 -TWD 5.5B 26.0% 27.2%
FY2022 TWD 278.7B TWD 90.3B TWD 35.80 TWD 65.7B 37.4% 60.8%
FY2021 TWD 213.0B TWD 50.6B TWD 20.95 TWD 42.3B 24.3% 32.6%
FY2020 TWD 176.8B TWD 20.9B TWD 9.35 TWD 39.4B 12.4% 15.6%
FY2019 TWD 148.2B TWD 4.6B TWD 3.25 TWD 38.4B 3.3% 3.7%
FY2018 TWD 151.3B TWD 3.2B TWD 3.00 TWD 31.3B 3.8% 4.0%
FY2017 TWD 149.3B TWD 6.7B TWD 3.75 TWD 8.2B 4.4% 3.5%
FY2016 TWD 147.9B TWD 4.2B TWD 3.35 -TWD 45.1B 4.2% 3.1%
FY2015 TWD 144.8B TWD 12.6B TWD 5.10 -TWD 715.9M 7.5% —

Source: annual 10-K filings on SEC EDGAR. Figures in TWD.

Executive summary

UNITED MICROELECTRONICS CORP has demonstrated mature, steady growth, with revenue compounding at 5.4% annually over the past decade.

UNITED MICROELECTRONICS CORP has earned high returns on invested capital, averaging 18.7% ROIC over the available history. High ROIC is consistent with a durable franchise, but it is not by itself proof of an economic moat.

UNITED MICROELECTRONICS CORP has not shown aggressive share repurchases (>10% retirement) or a major balance-sheet leverage increase (>50% net debt growth) over the 10-year window.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, UNITED MICROELECTRONICS CORP is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $654.35 per share.

UMC stock: frequently asked questions

What is the intrinsic value of United Microelectronics Corp. (UMC) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, UMC's intrinsic value is about TWD 654.35 per share.

Is UMC stock undervalued?

At TWD 19.28 (close on Oct 27, 2026), UMC trades 97% below its Graham value of TWD 654.35. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has United Microelectronics Corp. grown?

Revenue went from TWD 144.8B in fiscal 2015 to TWD 232.3B in fiscal 2024, a compound annual growth rate of 5.4%. Net income was TWD 48.7B in fiscal 2024.

Does United Microelectronics Corp. generate free cash flow?

United Microelectronics Corp. generated TWD 5.3B of free cash flow (operating cash flow minus capital expenditures) in fiscal 2024. Free cash flow was positive in 7 of the last 10 reported years.

What is UMC's return on invested capital?

Average ROIC over the last 10 fiscal years was 18.7%, and average return on equity was 10.8%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this UMC data come from?

From United Microelectronics Corp.'s annual 10-K filings on SEC EDGAR, most recently filed Apr 30, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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