Bisnis.com, JAKARTA — Profit-taking has rippled through gold mining stocks, including PT Aneka Tambang Tbk. (ANTM). The question now is how heavyweight investors such as BlackRock and its peers have positioned themselves in Antam shares throughout this month.

ANTM stocks fell 4.34% to Rp4,410 per share on the Indonesia Stock Exchange (IDX), Wednesday (1/28/2026). Even so, the stock has still delivered a year-to-date (YtD) gain of 40.63%.

Bisnis.com, JAKARTA — BlackRock Inc. and The Vanguard Group Inc., the world’s two largest investment firms, have jointly raised stakes in PT Merdeka Copper Gold Tbk. (MDKA), riding the momentum of a global rally in gold and nickel prices.

The rally in gold and nickel has also fueled MDKA’s performance on the Indonesia Stock Exchange (IDX). As of Thursday (1/22/2026), MDKA closed 2.11% lower at Rp3,240. Despite the daily pullback, the stock has surged 42.11% on a year-to-date (YtD) basis.

Bisnis.com, JAKARTA — BlackRock Inc., the world’s largest asset manager, was observed increasing its exposure to Indonesia’s oil and gas sector after accumulating shares of MEDC and PGAS at the end of last week’s trading, Friday (12/26/2025).

The synchronized move by BlackRock into oil and gas stocks, PT Medco Energi Internasional Tbk. (MEDC) and PT Perusahaan Gas Negara Tbk. (PGAS), came as global crude oil prices remained in a strengthening phase.

Bisnis.com, JAKARTA—Global investment powerhouse BlackRock has been getting closer into RAJA and RATU, two Hapsoro-linked companies that the firm has quietly accumulated in recent months.

Both counters have stood out as this year’s multibagger stars. RAJA, which closed at Rp6,600 on Wednesday (12/3/2025), has surged 130.77% since the start of 2025.

Bisnis.com, JAKARTA — PT Medco Energi Internasional Tbk. (MEDC) will distribute its interim dividend for the 2025 fiscal year on Friday, November 28, 2025.

BlackRock and other corporate investors, who have been actively increasing their stakes in the Panigoro family–owned oil and gas company ahead of the cash market’s cum-dividend deadline and the recording date on Wednesday (11/12/2025), stand to pocket billions of rupiah.

Bisnis.com, JAKARTA — The sharp rally in PT Petrosea Tbk. (PTRO) shares has delivered sizeable capital gains for several major investors. Trading at IDR 8,925 per share, the mining-services company controlled by Prajogo Pangestu has surged more than 200% since the beginning of 2025.

The stock’s strong performance has been supported by a series of acquisitions and expansion initiatives that broaden Petrosea’s business portfolio across mining, oil and gas, logistics, and supporting services.

Bisnis.com, JAKARTA — Heavyweight investors, led by BlackRock Inc., are keeping their faith in PT Aneka Tambang Tbk. (ANTM), continuing to scoop up shares even after gold prices slipped from record highs in mid-October.

Gold has regained momentum as U.S. lawmakers inch closer to ending the longest government shutdown in history — a move expected to ease uncertainty around the Federal Reserve’s policy direction.