NYSE · UMC · stock
United Microelectronics Corp. (UMC) stock price history
Every NYSE trading session of United Microelectronics Corp. from Sep 19, 2000 to Nov 12, 2026: 6,534 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
UMC adjusted close, 2000 to 2026
- $27.53
- All time high, 2026
- $28.46
- 52 week high, $6.85 low
- 6,534
- Daily sessions since 2000
Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2000 to 2026 series and minute bars.
UMC key facts
- United Microelectronics Corp. (UMC) closed at $15.76 on Nov 12, 2026 on NYSE.
- UMC's all time high close is $27.53, set on Jun 24, 2026; its all time low close is $0.7005 on Oct 27, 2008.
- UMC's 52 week range is $6.85 to $28.46.
- UMC returned +121.5% over the year to Nov 12, 2026 and +83.0% over five years.
- Over ten years UMC returned +1,313%, +30.3% a year compounded.
- UMC's deepest drawdown was -89.1% from Sep 21, 2000 to Oct 27, 2008.
- DataCedar holds 6,534 daily sessions of UMC history from Sep 19, 2000 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
UMC price chart, 2000 to 2026
UMC returns
Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -30.1% |
| 3 months | -18.4% |
| 6 months | -0.1% |
| Year to date | +101.5% |
| 1 year | +121.5% |
| 3 years | +135.0% |
| 5 years | +83.0% |
| 10 years | +1,313% |
| Since Sep 19, 2000 | +160.7% |
| Compound annual growth, 26.1 years | +3.7% |
UMC records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $27.53 on Jun 24, 2026
- All time low close
- $0.7005 on Oct 27, 2008
- 52 week high
- $28.46 on Jun 25, 2026
- 52 week low
- $6.85 on Nov 17, 2025
- Deepest drawdown
- -89.1% from Sep 21, 2000 to Oct 27, 2008, recovered Dec 4, 2020
- Best single session
- +46.4% on Oct 28, 2008
- Worst single session
- -20.7% on Nov 14, 2008
- Volatility, 1 year annualised
- 67.5%
- Sessions closing higher, 1 year
- 52%
- Growth of 1 since 2000
- 2.6×
- Best calendar year
- 2020, +231%
- Worst calendar year
- 2002, -64%
UMC price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2000 starts on Sep 19, 2000; 2026 runs to Nov 12, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $7.71 | $28.46 | $7.57 | $15.76 | +104.0% | 2.9B | 218 |
| 2025 | $6.10 | $8.03 | $5.19 | $7.72 | +28.8% | 2.5B | 250 |
| 2024 | $7.28 | $8.27 | $5.83 | $6.00 | -19.0% | 2.6B | 251 |
| 2023 | $5.48 | $7.60 | $5.35 | $7.41 | +39.2% | 1.6B | 250 |
| 2022 | $8.87 | $9.11 | $4.37 | $5.32 | -40.3% | 2.4B | 251 |
| 2021 | $6.07 | $9.66 | $5.80 | $8.92 | +43.2% | 1.8B | 252 |
| 2020 | $1.89 | $6.94 | $1.48 | $6.23 | +230.7% | 550.1M | 250 |
| 2019 | $1.19 | $1.97 | $1.14 | $1.88 | +56.1% | 149.4M | 250 |
| 2018 | $1.58 | $2.03 | $1.11 | $1.21 | -21.8% | 281.8M | 248 |
| 2017 | $1.10 | $1.76 | $1.10 | $1.54 | +41.5% | 429.9M | 246 |
| 2016 | $1.10 | $1.28 | $0.9791 | $1.09 | -2.8% | 227.1M | 248 |
| 2015 | $1.30 | $1.46 | $0.8477 | $1.12 | -13.4% | 259M | 244 |
| 2014 | $1.11 | $1.47 | $1.08 | $1.30 | +15.1% | 257M | 246 |
| 2013 | $1.09 | $1.31 | $0.9486 | $1.13 | +5.6% | 468.8M | 251 |
| 2012 | $1.12 | $1.43 | $0.9379 | $1.07 | -3.3% | 670.6M | 244 |
| 2011 | $1.50 | $1.68 | $0.9119 | $1.10 | -26.7% | 858.7M | 251 |
| 2010 | $1.82 | $1.97 | $1.19 | $1.50 | -16.4% | 990.9M | 252 |
| 2009 | $0.9092 | $1.82 | $0.7654 | $1.80 | +98.0% | 1.3B | 252 |
| 2008 | $1.48 | $1.59 | $0.6819 | $0.9092 | -37.8% | 1.5B | 253 |
| 2007 | $2.06 | $2.27 | $1.36 | $1.46 | -28.9% | 1.3B | 251 |
| 2006 | $1.82 | $2.27 | $1.61 | $2.05 | +14.2% | 1B | 250 |
| 2005 | $2.03 | $2.55 | $1.54 | $1.80 | -11.3% | 736M | 251 |
| 2004 | $2.69 | $3.39 | $1.81 | $2.03 | -23.0% | 610.3M | 252 |
| 2003 | $1.76 | $3.10 | $1.50 | $2.63 | +53.2% | 778.9M | 252 |
| 2002 | $4.76 | $5.72 | $1.50 | $1.72 | -64.0% | 685.6M | 251 |
| 2001 | $3.72 | $5.40 | $2.11 | $4.77 | +33.8% | 478.2M | 248 |
| 2000 | $5.78 | $6.56 | $3.05 | $3.56 | n/a | 109.5M | 72 |
UMC monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| November 2026 | $15.76 | -5.5% |
| October 2026 | $16.68 | -31.9% |
| September 2026 | $24.49 | +23.2% |
| August 2026 | $19.88 | +4.5% |
| July 2026 | $19.03 | -28.8% |
| June 2026 | $26.74 | +22.7% |
| May 2026 | $21.80 | +69.8% |
| April 2026 | $12.83 | +45.4% |
| March 2026 | $8.82 | -14.0% |
| February 2026 | $10.26 | +2.6% |
| January 2026 | $10.00 | +29.5% |
| December 2025 | $7.72 | +5.4% |
About the UMC data
Daily bars. 6,534 sessions from Sep 19, 2000 to Nov 12, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Oct 23, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Sep 19, 2000, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/nyse%3AUMC/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE
Common questions
UMC share price history
