United Microelectronics Corp. (UMC)
NYSEInformation TechnologySemiconductorsSnapshot 2026-09-04
$20.77+4.58%
Close 2026-09-04 · 1-day change
NYSEInformation TechnologySemiconductorsSnapshot 2026-09-04
QuarterlyIQ Insights · UMC
What must go right, what could break, what the price assumes, and what evidence comes next.
The current health of the standing investment case.
No current thesis-health read is available for this company.
One-year growth currently built into the price, compared with our model's estimate.
A comparable price-assumption read is not available for this company.
For each item: what to watch, what would become a concern, and what would make it less concerning.
A reporting-risk estimate, not a forecast of the stock-price response.
Historical relationships that met the evidence threshold. They do not prove cause or forecast a move.
Usually moved in the same direction.
Price observations: 365 days
Most sensitive to the broad stock market.
Based on historical daily prices through 2026-09-04.
Past price behavior in dollars on a $10,000 position. This does not measure permanent business risk.
How much price usually moves either way.
Use the underlying financial and sector pages to investigate the cause.
Not investment advice. Scores describe historical and current data; they are not forecasts of future returns. Consult a licensed advisor before making investment decisions.
Model as of 2026-09-04 · Compared with 71 industry peers · Company calendar date is not available
Why it matters: GDP growth affects overall demand for semiconductors. A strong estimate could boost UMC's outlook.
Supportive ifGDP growth estimate comes in above 2% for Q2 2026.
Worry ifGDP growth estimate is below 1% for Q2 2026.
Why it matters: GDP growth affects overall demand. A revision down could signal weaker demand for UMC's products.
Worry ifGDP growth is revised down from previous estimates.
Less concerning ifGDP growth is revised up or remains unchanged.
Why it matters: The CPI report affects inflation expectations. High inflation could impact UMC's costs and pricing.
Watch forCPI shows a significant increase month over month.
Also watch forCPI shows a decrease or remains stable month over month.
Why it matters: The CPI report affects inflation expectations. It can change semiconductor demand. Investors will respond to the data.
Watch forCPI shows a smaller increase than expected. This suggests inflation is stable.
Also watch forCPI shows a larger increase than expected. This signals that inflation is rising.
We watch for confirming and disproving signals on each item. Resolutions are found automatically where possible and checked by hand for unclear cases. Last 90 days shown.
A larger daily loss that occurred about once in every 20 trading days.
Deepest peak-to-trough drop in the last year.
| Measure | Value | Meaning |
|---|---|---|
| Typical day | ±$285 on $10,000 · ±2.8% | How much price usually moves either way. |
| Bad day | $571 loss on $10,000 · 5.7% | A larger daily loss that occurred about once in every 20 trading days. |
| Largest peak-to-trough drop in the past year | $3,891 loss on $10,000 · 38.9% | Deepest peak-to-trough drop in the last year. |
Past year. 1.00 means similar movement; 1.20 means about 20% more.
Past year. 1.00 means similar movement to the sector. This is secondary context.
Latest 30 trading days, shown as an annual percentage.
Latest 252 trading days, shown as an annual percentage.
20-trading-day average in US dollars.
Trading days used by the source risk snapshot.
Past results, not a forecast. Not investment advice.
Why it matters: The GDP report affects economic growth outlook. Strong growth can boost semiconductor demand.
Watch forGDP growth is better than expected. This shows the economy is strong.
Also watch forGDP growth is less than expected. This signals that the economy is weak.
Why it matters: The earnings report will show how well UMC is doing. It will also show UMC's place in the market.
Watch forEarnings report shows revenue growth year over year.
Also watch forEarnings report shows revenue decline year over year.
Why it matters: High unemployment claims can signal economic weakness. This may impact UMC's orders and sales.
Worry ifUnemployment claims are much higher than usual.
Less concerning ifUnemployment claims are steady or going down.
Why it matters: A drop in revenue growth could signal a slowdown in the sector. This would impact UMC's performance.
Worry ifSector revenue growth falls below its median rate.
Less concerning ifSector revenue growth remains above its median rate.
Why it matters: The Producer Price Index affects input costs. Changes can impact UMC's margins and pricing strategies.
Watch forPPI shows a big increase. This means input costs are going up.
Also watch forPPI shows a big decrease. This means input costs are going down.
Why it matters: The FOMC decision can impact interest rates. This affects investment and spending in the tech sector.
Watch forFOMC raises interest rates. This means a tighter monetary policy.
Also watch forFOMC keeps interest rates the same or lowers them. This means a looser monetary policy.