# SET to implement temporary measures on Ceiling & Floor limits, Dynamic Price Band, and short-selling

- Link: https://www.thailand-business-news.com/set/207632-set-to-implement-temporary-measures-on-ceiling-floor-limits-dynamic-price-band-and-short-selling
- Published: 2025-04-07T17:58:54+07:00
- Author: SiamNews PR

**Bangkok, April 7, 2025 – **In response to recent tariff policy changes that have
triggered global market downturn, the Board of Governors (BoG) of The Stock Exchange
of Thailand (SET) today approved the temporary measures as detailed below to mitigate
potential volatility and provide investors with opportunity for assessment and analysis
to support their investment decision-making.

In this connection, the Board of Directors of Thailand Futures Exchange pcl (TFEX)
concurrently approved corresponding trading measures.

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![Ceiling & Floor_](https://media.set.or.th/set/Images/2025/Apr/Ceiling--Floor.png)

The above daily Ceiling and Floor limits will not apply to DR and DRx products.

**2. Security-specific dynamic price band adjustment: **Reduce the threshold** **
from ±10% of the last executed price to **±5% of the last executed price.
3. Short-
selling prohibition: Implement a temporary short-selling ban on all securities, 
with exemptions for market makers for SET, mai, and TFEX.

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**These revised measures will take effect on April 8, 2025 and will remain in effect
no longer than April 11, 2025. SET will conduct continuous market surveillance and
recalibrate these measures based on prevailing market conditions****. **SET is confident
that these prudential measures will effectively stabilize market conditions and 
reinforce investor confidence.

Source : [ตลาดหลักทรัพย์ฯ ปรับเกณฑ์ Ceiling & Floor, Dynamic Price Band และห้ามขายชอร์ต เป็นการชั่วคราว – ตลาดหลักทรัพย์แห่งประเทศไทย](https://www.set.or.th/th/about/mediacenter/news-release/article/702-set-to-implement-temporary-measures-on-ceiling-floor-limits-dynamic-price-band-and-short-selling?rand=112024)