Jakarta, IDN Times – The Jakarta Composite Index (IHSG) closed the trading period from September 29 to October 3, 2025, on a positive note. Amidst this upward trend, a total of twenty individual stocks experienced significant movements, with ten emerging as top gainers and ten as top losers.
According to data from the Indonesia Stock Exchange (BEI), PT Asri Karya Lestari Tbk (ASLI) spearheaded the gains with an astounding surge of over 200 percent. Conversely, PT Cipta Selera Murni Tbk (CSMI) recorded the steepest decline, plummeting by nearly 30 percent.
This week’s trading saw some remarkable performances and notable downturns across the board. Below is a detailed breakdown of the stocks that delivered the most substantial profits (top gainers) and those that faced the deepest corrections (top losers) throughout the week:
1. Top Gainers 
Investors witnessed extraordinary returns from several companies this week. The following are the top 10 stocks that posted the most significant gains:
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PT Asri Karya Lestari Tbk (ASLI) surged by 226 percent to Rp163 per share
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PT Koka Indonesia Tbk (KOKA) rose by 113.04 percent to Rp392 per share
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PT Esta Multi usaha Tbk (ESTA) increased by 110.39 percent to Rp162 per share
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PT Estika Tata Tiara Tbk (BEEF) climbed by 101.98 percent to Rp354 per share
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PT Pakuan Tbk (UANG) appreciated by 98.16 percent to Rp5,925 per share
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PT Cakra Buana Resources Energi Tbk (CBRE) gained 81.08 percent to Rp1,005 per share
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PT Timah Tbk (TINS) went up by 67.41 percent to Rp2,260 per share
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PT Multi Makmur Lemindo Tbk (PIPA) advanced by 66.67 percent to Rp500 per share
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PT Indonesia Pondasi Raya Tbk (IDPR) improved by 61.69 percent to Rp498 per share
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PT Indo Oil Perkasa Tbk (OILS) closed up 60.84 percent to Rp230 per share
2. Top Losers 
While some stocks soared, others faced challenging times, experiencing considerable drops in their valuations. Here are the 10 stocks that recorded the most significant losses this trading week:
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PT Cipta Selera Murni Tbk (CSMI) fell by 29.92 percent to Rp424 per share
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PT Topindo Solusi Komunika Tbk (TOSK) declined by 23.76 percent to Rp77 per share
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PT Grahaprima Suksesmandiri Tbk (GTRA) dropped by 23.64 percent to Rp252 per share
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PT Mandom Indonesia Tbk (TCID) decreased by 20.83 percent to Rp3,230 per share
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PT Bersama Zatta Jaya Tbk (ZATA) plunged by 19.78 percent to Rp73 per share
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PT Pelangi Indah Canindo Tbk (PICO) slid by 19.64 percent to Rp270 per share
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PT Vastland Indonesia Tbk (VAST) corrected by 17.68 percent to Rp163 per share
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PT Mega Perintis Tbk (ZONE) dipped by 14.67 percent to Rp640 per share
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PT Sarana Mitra Luas Tbk (SMIL) lost 14.58 percent to Rp615 per share
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PT Lovina Beach Brewery Tbk (STRK) ended down 14.17 percent to Rp218 per share.
3. IHSG Registers Modest Weekly Gain 
The Jakarta Composite Index itself concluded the week with a modest increase of 0.23 percent, closing at 8,118.301. This was an uptick from the previous week’s closing level of 8,099.333, reflecting a generally positive sentiment in the market.
This positive movement in the IHSG was mirrored by a healthy expansion in the market capitalization of the BEI. Total market capitalization reached a robust IDR 15,079 trillion, marking a 1.29 percent rise from IDR 14,888 trillion recorded in the preceding week.
Summary
The Jakarta Composite Index (IHSG) closed positively during the trading period from September 29 to October 3, 2025. Among individual stocks, PT Asri Karya Lestari Tbk (ASLI) spearheaded the top gainers with an impressive 226 percent surge, while PT Cipta Selera Murni Tbk (CSMI) led the top losers with a nearly 30 percent decline. Overall, ten stocks saw significant gains and ten experienced substantial losses.
The IHSG itself recorded a modest weekly increase of 0.23 percent, closing at 8,118.301. This positive market sentiment was accompanied by a healthy 1.29 percent expansion in the BEI’s total market capitalization, which reached IDR 15,079 trillion.