Taiwan Weighted (TAIEX) closes 0.6 percent lower after chip selloff
Published on 10/19/2026 at 22:43 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWSChip selling drives the decline
- TAIEX closed at 46,822 points on October 19, down 289 points or 0.6 percent.
- The Philadelphia Semiconductor Index fell 3.83 percent on Friday before Taiwan's decline.
- Global Unichip gained 4.7 percent while the broader electronics sector fell 0.41 percent.
- The next session opens October 20 at 9:00 a.m. Taipei time.
Taiwan Weighted (TAIEX) closed at 46,822 points on October 19, down 289 points or 0.6 percent. Chip selling followed a 3.83 percent fall in the Philadelphia Semiconductor Index on Friday, Focus Taiwan reported.
Global Unichip rose 4.7 percent, while TSMC ended unchanged at TWD 2,420. After the Taiwan close, Nvidia was reported to be leaning toward using TSMC's 3-nanometer process for new high-bandwidth memory chips, Fidelity reported at 5:30 a.m. ET.
Why did Taiwan Weighted (TAIEX) fall?
The index plunged more than 940 points early before recovering. Buying emerged near 46,089 points, which an analyst identified as the 60-day moving average, Focus Taiwan reported.
Electronics stocks fell 0.41 percent. Foreign institutions were net sellers of TWD 76.74 billion, while late buying in major technology stocks limited the decline.
Winners and losers in Taiwan Weighted (TAIEX)
Winners and losers at the October 19 close according to Focus Taiwan:
- Global Unichip up 4.7 percent after bucking the broader electronics decline.
- Delta Electronics up 0.3 percent.
- Winbond Electronics down 3.7 percent.
- Nanya Technology down 2.6 percent.
TAIEX finishes near its session low
The index traded between 46,170 points and 46,845 points. Its 46,822-point close was 289 points below the previous close of 47,111 points, Focus Taiwan reported.
What comes next for Taiwan Weighted (TAIEX)
- October 20, 2026, 9:00 a.m. Taipei time: The next regular Taiwan Stock Exchange session opens, TWSE regulations state.
- October 20, 2026: Taiwan's Ministry of Economic Affairs is scheduled to publish September export orders, with estimates of USD 106 billion to USD 109.1 billion, Economic Daily News reported.
Taiwan Weighted (TAIEX) price data for October 19, 2026
Taiwan Weighted (TAIEX) closed at 46,822 points on October 19, down 289 points or 0.6 percent from 47,111 points, Focus Taiwan reported. The session high was 46,845 points and the low was 46,170 points.
Taiwan Weighted (TAIEX) by the numbers on October 19, 2026
- Index: Taiwan Weighted (TAIEX)
- Home exchange: Taiwan Stock Exchange, Taiwan
- Close on October 19, 2026: 46,822 points
- Change versus previous close of October 16, 2026: down 289 points (down 0.6 percent)
- Previous close: 47,111 points
- Day high / day low: 46,845 points / 46,170 points
- Next scheduled event: October 20, 2026, 9:00 a.m. Taipei time: next regular session opens
More market reports and analysis on the Taiwan Weighted (TAIEX)
