Big move · Taiwan stocks
United Microelectronics Corporation (2303) falls 6.4% to TWD 103.00
Its fourth straight daily fall.
- Close
- TWD 103.00
- On the day
- −6.4%
- Volume
- 1.1× average
- vs 52-week high
- −42.3%
United Microelectronics Corporation closing prices
The last 90 closes up to 3 November 2026. The live chart is on the 2303 page.
What happened
United Microelectronics Corporation (2303) closed at TWD 103.00 on 3 November 2026, down 6.4% from TWD 110.00 the session before.
It was the fourth lower close in a row. Over 5 sessions the price is down 15.9%, and over 20 sessions it is down 36.2%.
The close is 42.3% below the highest close of the past year (TWD 178.50 on 25 Jun 2026) and 134.9% above the lowest (TWD 43.85 on 17 Nov 2025).
Volume was close to its recent average.
Across the 22 TAIWAN stocks we track, 2 closed higher and 20 closed lower that day, with a median change of −2.39%. 2303's change was −6.4%.
This page reports what the price and volume data show. It does not say why the price moved.
The numbers
| Previous close | TWD 110.00 |
|---|---|
| Close | TWD 103.00 |
| Change on the day | −6.36% |
| Change over 5 sessions | −15.92% |
| Change over 20 sessions | −36.22% |
| Volume | 169.83 Million |
| Average volume, up to 20 sessions before | 152.39 Million |
| Volume against that average | 1.1 times |
| Highest close in the past year | TWD 178.50 (25 Jun 2026) |
| Lowest close in the past year | TWD 43.85 (17 Nov 2025) |
The full chart and history are on United Microelectronics Corporation (2303). More from this market: TAIWAN news today.