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Big move · South Korea stocks

TSE Co., Ltd (131290) plunges 15.4% to KRW 269,500.00

Its biggest one-day fall in 3 months.

Published 15 October 2026 · Written from Tradzy's price and volume data

Close
KRW 269,500.00
On the day
−15.4%
Volume
0.9× average
vs 52-week high
−18.2%

TSE Co., Ltd closing prices

KRW 200,000.00KRW 300,000.00Jun '26Jun '26Jul '26Aug '26Sep '26Oct '26KRW 269,500.00

The last 90 closes up to 15 October 2026. The live chart is on the 131290 page.

What happened

TSE Co., Ltd (131290) closed at KRW 269,500.00 on 15 October 2026, down 15.4% from KRW 318,500.00 the session before.

It was 131290's biggest one-day fall in 3 months. It was the second lower close in a row. Over 5 sessions the price is down 14.7%, and over 20 sessions it is up 3.5%.

The close is 18.2% below the highest close of the past year (KRW 329,500.00 on 13 Oct 2026) and 484.6% above the lowest (KRW 46,100.00 on 21 Nov 2025).

Volume was close to its recent average.

Across the 21 KOSDAQ stocks we track, 0 closed higher and 21 closed lower that day, with a median change of −11.91%. 131290's change was −15.4%.

This page reports what the price and volume data show. It does not say why the price moved.

The numbers

Previous closeKRW 318,500.00
CloseKRW 269,500.00
Change on the day−15.38%
Change over 5 sessions−14.72%
Change over 20 sessions+3.45%
Volume104,259
Average volume, up to 20 sessions before117,526
Volume against that average0.9 times
Highest close in the past yearKRW 329,500.00 (13 Oct 2026)
Lowest close in the past yearKRW 46,100.00 (21 Nov 2025)

The full chart and history are on TSE Co., Ltd (131290). More from this market: KOSDAQ news today.

More KOSDAQ moves on 15 October 2026

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Built from Tradzy's own price and volume data. It reports what the market did and does not say why. Nothing here is financial advice. See the disclaimer.