Foreign Investors Snap Up Indonesian Stocks, IDX Jumps Nearly 5%

Jakarta: The Indonesia Stock Exchange (IDX) reported that foreign investors recorded a net sell value of IDR1.31 trillion in the Indonesian stock market on Friday, August 15, 2025.

“For the year-to-date 2025, foreign investors have posted a net sell of IDR55.18 trillion,” said IDX Corporate Secretary Kautsar Primadi Nurahmad in a written statement, quoted on Saturday, August 16, 2025.

Meanwhile, market activity closed on a positive note throughout the week of August 11–15, 2025. This was reflected in the Jakarta Composite Index (IHSG), which finished at 7,898.375 on Friday, up from 7,533.385 the previous week.

“The IHSG rose 4.84 percent over the week, closing at 7,898.375,” Kautsar explained.

IDX’s daily trading value surges nearly 25%

The largest increase came from the IDX’s average daily trading value, which jumped 24.86 percent to IDR21.32 trillion from IDR17.07 trillion in the previous week.

The surge was followed by a 19.55 percent rise in the average daily trading volume, reaching 35.88 billion shares compared to 30.01 billion the week before.

In addition, the average daily transaction frequency climbed 5.87 percent to 2.08 million transactions from 1.96 million.

“Market capitalization also rose 5.11 percent to IDR14,247 trillion, from IDR 13,555 trillion the week before,” Kautsar noted.