Big move · Taiwan stocks
United Microelectronics Corporation (2303) falls 6.5% to TWD 92.00
Over 5 sessions it is down 17.5%.
- Close
- TWD 92.00
- On the day
- −6.5%
- Volume
- 1.4× average
- vs 52-week high
- −48.5%
United Microelectronics Corporation closing prices
The last 90 closes up to 6 November 2026. The live chart is on the 2303 page.
What happened
United Microelectronics Corporation (2303) closed at TWD 92.00 on 6 November 2026, down 6.5% from TWD 98.40 the session before.
It was the second lower close in a row. Over 5 sessions the price is down 17.5%, and over 20 sessions it is down 38.0%.
The close is 48.5% below the highest close of the past year (TWD 178.50 on 25 Jun 2026) and 109.8% above the lowest (TWD 43.85 on 17 Nov 2025).
Volume was close to its recent average.
Across the 18 TAIWAN stocks we track, 1 closed higher and 17 closed lower that day, with a median change of −4.53%. 2303's change was −6.5%.
This page reports what the price and volume data show. It does not say why the price moved.
The numbers
| Previous close | TWD 98.40 |
|---|---|
| Close | TWD 92.00 |
| Change on the day | −6.50% |
| Change over 5 sessions | −17.49% |
| Change over 20 sessions | −38.05% |
| Volume | 201.52 Million |
| Average volume, up to 20 sessions before | 139.74 Million |
| Volume against that average | 1.4 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.