UMC (United Microelectronics Corporation) historical data
STOCKListed1-minute bars
| Symbol | UMC |
|---|---|
| Name | United Microelectronics Corporation |
| Exchange | NYSE |
| Sector | Technology |
| Industry | Semiconductors |
| IPO date | 2000-09-19 |
| History | 2013-02-12 to 2026-10-09 (about 13 years) |
| Bar sizes | Daily, hourly, 5-minute and 1-minute |
| Adjustments | Unadjusted, split-adjusted or split-and-dividend-adjusted, chosen on read |
| Survivorship | Included in the survivorship-free universe |
| Free tier | Last 12 months of daily bars |
Price history at a glance
UMC last closed at $22.96 on 2026-10-09, +212.4% over the past year and +172.5% over five years. Its deepest fall from a prior high in this history was -54.3%, reached on 2022-10-11.
| Last close | $22.96 (2026-10-09) |
|---|---|
| 1-year change | +212.4% |
| 5-year change | +172.5% |
| Annualized since 2013-02-12 | +24.9% |
| 52-week range | $6.90 – $27.53 |
| Deepest drawdown | -54.3% (2022-10-11) |
| Avg. daily dollar volume (3 months) | $275.6m |
| Daily bars in history | 3,435 |
Split- and dividend-adjusted closes. Computed by FinzData from its own daily bars.
Institutional ownership (13F, 2026Q2)
| Managers holding | 362 |
|---|---|
| Shares held | 180,104,174 ($4.9bn reported value) |
| Quarter flows | 90 new, 131 added, 111 trimmed, 46 exited; +5,661,516 shares vs the prior quarter |
From SEC Form 13F filings. Every holder, line by line, and the full history since 2013: yf.Client().holders("UMC") on the look-back bundles. Top holders of UMC · All 13F managers
Short interest (2026-09-30)
| Shares short | 27,794,121 (-27.6% vs prior report) |
|---|---|
| Days to cover | 2.39 |
UMC short interest history · Technology sector
Get it in Python
import finzdata as yf
df = yf.Ticker("UMC").history(start="2013-02-12", interval="1d")
df.tail()