SET News : SET market report for August 2026
The Stock Exchange of Thailand·09/08/2026 05:31:02
SET News 68/2026
September 8, 2026
SET market report for August 2026
- SET Index (End-Aug) 1,595.16 pts. (-1.8% m-o-m, +26.6% YTD)
-Average Daily Turnover SET and mai (Aug) THB 75.05 bln (+48.1% y-o-y)
- Dividend Yield SET (End-Aug) 4.3% (Asian average of 2.8%)
- Foreign Net Buy SET and mai (YTD) THB 51.18 bln (Net sell THB 24.68 bln (Aug))
BANGKOK, September 8, 2026 - As of the end of August 2026, the SET Index closed
at 1,595.16 points, down 1.8 percent from the previous month but still up 26.6
percent from the end of 2025. The Thai stock market faced pressure from renewed
tensions in the Middle East, which pushed crude oil prices close to USD 90 per
barrel, along with volatility in the U.S. Treasury market arising from concerns
over public debt and fiscal deficits. Developments at the Jackson Hole meeting
also contributed to higher U.S. Treasury yields and a stronger U.S. dollar.
These factors affected capital flows into emerging markets, including Thailand.
In August, foreign investors were net sellers of Thai equities by USD 746
million but remained net buyers by USD 1.6 billion year-to-date.
The Stock Exchange of Thailand (SET) Executive Vice President and Head of
Research Department, Chatchai Thisadoldilok, CFA, FRM, stated that although the
Thai stock market entered a consolidation phase and faced pressure from external
factors in August, domestic fundamentals continued to provide support. On the
economic front, while Thailand's Q2/2026 GDP growth moderated, the full-year GDP
growth forecast was revised upward. Private investment continued to expand at a
strong pace, in line with higher capital expenditure (Capex) by listed
companies, indicating clearer investment momentum. Listed companies' performance
also remained strong, with net profit for the first six months of 2026
increasing 22.2 percent year-on-year. Continued upward revisions to analysts'
earnings-per-share (EPS) estimates have been an important factor supporting the
SET Index's strong year-to-date performance relative to several markets, while
market drivers have become more broadly distributed across industry sectors.
Key highlights for August 2026
- SET Index ended August at 1,595.16 points, down 1.8 percent from the previous
month but up 26.6 percent from the end of 2025.
- Industrials, Agro & Food Industry, and Resources outpaced other industry
groups in August, while Industrials and Resources continued to outperform SET
Index year-to-date.
- The combined SET and Market for Alternative Investment (mai) average daily
trading value in August 2026 rose 48.1 percent year-on-year to THB 75.05 billion
(approx. USD 2.26 billion). For the January-to-August period, the total average
daily trading value surged 62.6 percent from a year earlier to THB 69.91
billion.
- Foreign investors were net sellers of Thai shares in August 2026, totaling THB
24.68 billion. However, they remained net buyers of THB 51.18 billion for the
first eight months.
- Foreign investors led trading activity at 55.3 percent of total trading value,
followed by retail investors at 30.8 percent, while local institutional
investors and proprietary trading by securities companies were on par at 6.9
percent each.
- In August 2026, one new company was listed and made its debut on mai: Phatra
Group pcl (PHAT).
- SET's forward P/E ratio at the end of August 2026 was 14.3 times, above the
Asian stock market average of 13.2 times. The historical P/E ratio stood at 15.1
times, higher than the Asian stock market average of 14.5 times.
- SET's dividend yield at the end of August 2026 was 4.3 percent, higher than
the Asian stock market average of 2.8 percent.
Derivatives Market for August 2026
- Thailand Futures Exchange's (TFEX) average daily trading volume was 463,401
contracts, down 17.7 percent from the previous month, primarily driven by the
decline in trading volume of SET50 Index Futures and Single Stock Futures. For
the first eight months of 2026, TFEX average daily trading volume increased 29.5
percent year-on-year to 542,985 contracts.
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