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Indonesia Stock Exchange Loses Rp 18 Trillion in Market Value in a Week

Erta Darwati
August 30, 2026 | 1:18 pm
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A man walks past an electronic board displaying stock index data at the Indonesia Stock Exchange (IDX) building in Jakarta, Wednesday, June 3, 2026. (Antara Photo/Sulthony Hasanuddin)
A man walks past an electronic board displaying stock index data at the Indonesia Stock Exchange (IDX) building in Jakarta, Wednesday, June 3, 2026. (Antara Photo/Sulthony Hasanuddin)

Jakarta. The Indonesia Stock Exchange (IDX) lost Rp 18 trillion ($1.02 billion) in market capitalization during the week of Aug. 24-28, with most key trading indicators ending lower.

Total market capitalization fell to Rp 11,431 trillion ($644.7 billion), from Rp 11,449 trillion the previous week.

The benchmark stock index also declined 0.12%, closing the week at 6,518.1 compared with 6,525.6 a week earlier.

IDX Corporate Secretary Kautsar Primadi Nurahmad said stock market trading during the Aug. 24-28 period generally ended in negative territory.

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“Average daily transaction value also declined by 1.84% to Rp 15.29 trillion from Rp 15.57 trillion in the previous week,” Kautsar said in a statement on Saturday.

Average daily trading volume fell more sharply, dropping 28.33% to 36.05 billion shares from 50.3 billion shares a week earlier.

Meanwhile, the average daily number of transactions decreased 2.64% to 2.15 million from 2.21 million in the previous week.

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