• Tambang nikel Tanjung Buli beroperasi • Antam meningkatkan status di ASX menjadi Penerbitan obligasi sebesar US$200 juta

full listing untuk pembangunan Pabrik FeNi III.

• Nickel mine in Tanjung Buli started its operation Issued US$200 million bonds for funding the • Antam’s status in ASX was upgraded to full

FeNi III smelter construction

listing

Operasi komersial

Antam mengambil

Pabrik FeNi III

alih tambang emas

Commercial

Cibaliung

operation of FeNi III

Antam acquired a

plant started

gold mine in Cibaliung

Tambang emas Cibaliung beroperasi Cibaliung gold mine started its operation

• Konstruksi proyek CGA Tayan dimulai • Construction of CGA project in Tayan started • Akuisisi tambang batubara Sarolangun

• Acquisition on a Sarolangun coal mine • Konstruksi proyek FeNi Halmahera Timur dimulai

• Construction of FeNi project in East Halmahera started • Penerbitan obligasi berdenominasi Rupiah senilai

• Issuance of Rupiah-denominated bonds valued at Rp3 triliun untuk investasi dan pengembangan

Rp3 trillion for investment and business developments usaha

2011 ANNUAL REPORT | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Investing Today Benefiting Tomorrow

2011 Significant Events

18 JANUARi January

16 MARet March

23 MARet March

Antam Laksanakan Program CSR

Antam Menandatangani Nota Renovasi Mess Prajurit Kopassus

Effective Date of Contract (EDC)

Kesepahaman Pembelian Listrik Antam Assists Housing Renovation Of

Proyek Modernisasi & optimasi

Dengan PLN Untuk Proyek FeNi Kopassus Families As Part Of Its CSR

Pabrik FeNi Pomalaa Resmi Dimulai

Halmahera Dan Dengan Hutama Program

Effective Date of Contract ( EDC) of

modernization & Optimization of

Karya Untuk Pembangunan

Pomalaa Ferronickel Smelter Begins

Township Unit Bisnis Pertambangan

Nikel Maluku Utara PT Indonesia Coal Resources Antam Signs mou With PLN To Secure Electricity Supply For The

27 JANUARi January

Mengakuisisi Tambang Batubara FeNi Halmahera Project; Also Signs Sarolangun MoU With Hutama Karya To Provide PT Indonesia Coal Resources Acquires Township Facilities For The North Sarolangun Coal mine maluku Nickel mining Business Unit

15 April April

13 Juni June

11 APRiL April

7 Mei May

14 JUNi June

Konstruksi Proyek Chemical Grade

Pemegang saham Antam Menyetujui Alumina Tayan Dimulai

Antam Meresmikan Monumen &

Pembagian Dividen Kas Final Sebesar Construction Of Tayan Chemical Grade

Relief Sejarah Pertambangan Bauksit

Rp673,4 miliar atau 40% dari Laba Alumina Project Begins

Kijang

Antam Inaugurates The Historical

Bersih Tahun Buku 2010.

Monument & Reliefs Of Bauxite Mining

Antam's Shareholders Approved Final

15 APRiL April

History In Kijang

Cash Dividend of Rp673.4 billion or 40% of 2010 Net Profit

Antam Menyalurkan Dana Kemitraan

13 JUNi Bagi Petani Bawang Merah Di Cirebon June Antam Distributes Partnership Funds

PT Indonesia Chemical Alumina Dan

To Red Onion Farmers Of Cirebon

JBIC, Konsorsium Bank Komersial Menandatangani Fasilitas Kredit Terkait Proyek Chemical Grade Alumina Tayan PT Indonesia Chemical Alumina And JBIC, Commercial Banks Consortium Sign Credit Facility Of Tayan Chemical Grade Alumina Project

LAPORAN TAHUNAN 2011 | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Berinvestasi Saat Ini untuk Masa Depan

27 JULi July

30 SePteMBeR September

10 NOveMBeR November

Antam Menandatangani Nota

Antam Menerbitkan Obligasi Kesepahaman Dengan Kejaksaan Agung Kabupaten Halmahera Tengah,

Antam Bersama Pemerintah

Berdenominasi Rupiah Untuk Dalam Penanganan Masalah Hukum

Pendanaan Investasi Dan Antam And Attorney General Office Signs

Universitas Khairun Dan Institut

Pengembangan Usaha MoU On Legal Advocacy Of Civil Law

Pertanian Bogor Melaksanakan

Program CSR Di Kabupaten

Antam To Issue Rupiah-Denominated

Halmahera Tengah

Bonds To Finance Investments And

4 AgUStUS August

Antam, The Regency Of Central

Business Developments

Halmahera, Khairun University And

Antam Menunjuk Konsorsium Financial

Bogor Agriculture Institute Conduct

30 NOveMBeR November

Arranger Proyek Feronikel Halmahera

Timur Konstruksi Proyek Feronikel Antam Selects Financial Arranger To

CSR Programs At Central Halmahera

Halmahera Timur Dimulai The Nickel Expansion Project In East

Construction Of East Halmahera Halmahera

Ferronickel Project Begins

14 Juni June

15 Desember December

5 DeSeMBeR December

23 DeSeMBeR December

obligasi Berdenominasi Rupiah Antam

Antam Meraih Dua Penghargaan Senilai Rp3 Triliun Untuk Pendanaan

Antam Dan Kementerian Kehutanan

Dalam Indonesia Sustainability Investasi Dan Pengembangan Usaha

Menandatangani Perjanjian Kerja

Reporting Award 2011 Antam To Issue Rp3 Trillion

Sama Rehabilitasi, Restorasi Dan

Antam Receives Two Awards In Rupiah-Denominated Bonds To

Konservasi Sumber Daya Alam Hayati

Indonesia Sustainability Reporting Finance Investments And Business

Di Pusat Konservasi Keanekaragaman

Award 2011 Development

Hayati Taman Nasional Gunung

Halimun-Salak Antam And The ministry Of Forestry

28 DeSeMBeR December

15 DeSeMBeR December

Sign Agreement On Rehabilitation,

Antam Tanam 10.000 Pohon Di Antam Menanam 125.000 Pohon

Restoration, And Conservation Of Natural Resources Of Halimun-Salak

Wilayah Banjir Kanal Timur Untuk Membangun Hutan Rakyat Di

Antam Launches Initiative To Plant Sekitar Daerah Penambangan

Mountain National Park Biodiversity

Conservation Centre

10,000 Trees At Jakarta’s East Canal Flood Control

Antam Plants 125,000 Trees To Grow

Community Forests In The Vicinity Of mining Areas

Antam Sumbangkan Komputer Untuk Lembaga Pendidikan Antam Donates Computer Facilities To Educational Institutions

2011 ANNUAL REPORT | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Investing Today Benefiting Tomorrow

Shares & Bonds Highlights

harga, volume dan Nilai Perdagangan Saham | Share Price, Trading Volume and Trading Value

2011 Uraian Description

Q2 Q3 Q4 Harga Pembukaan (Rp)

2.300 2.075 1.480 Harga Tertinggi (Rp)

Opening Price (Rp)

Highest Price (Rp)

2.400 2.150 1.830 Harga Terendah (Rp)

2.100 1.430 1.410 Harga Penutupan (Rp)

Lowest Price (Rp)

2.150 1.500 1.620 Volume Perdagangan (Miliar Lembar Saham)

Closing Price (Rp)

0,77 0,97 1,02 Nilai Perdagangan Rata-Rata (Rp Triliun)

Trading Volume (Billion Shares)

Average Trading Value (Rp Trillion) 4,1

harga tertinggi, harga Rata-rata, harga Penutupan dan harga terendah Saham

Highest, Average, Closing and Lowest Shares Price

Harga Tertinggi | Highest Price

Harga Rata-rata | Average Price Harga Penutupan | Closing Price Harga Terendah | Lowest Price

Sep-10 Des-10 Mar-10

0 Mar-10 Jun-10

Sep-11 Dec-11

LAPORAN TAHUNAN 2011 | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Berinvestasi Saat Ini untuk Masa Depan LAPORAN TAHUNAN 2011 | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Berinvestasi Saat Ini untuk Masa Depan

Suku Bunga Jatuh Peringkat Detil | Detail

Denominasi

Jumlah Pokok

Durasi | Duration Tahunan Tempo PEFINDo

Denomination

Principal Amount

(tahun | year)

maturity PEFINDO Interest Rate

Annual

Date Rating Obligasi Berkelanjutan I

Antam dengan Tingkat Bunga Tetap Tahap I Tahun 2011 - Seri A

7 8,375% 14 Des | Antam's Sustainable Bonds I

Dec 2018 id AA with Fixed Interest Rate - Stage

Rupiah

Rp900 miliar | billion

I, 2011 - Series A Obligasi Berkelanjutan I

Antam dengan Tingkat Bunga Tetap Tahap I Tahun 2011 - Seri B

10 9,05% 14 Des | Antam's Sustainable Bonds I

Dec 2021 id AA with Fixed Interest Rate - Stage

Rupiah

Rp2,1 triliun | trillion

I, 2011 - Series B

Komposisi Pemegang Saham (%) | Shareholders Composition (%)

n Pemerintah Republik Indonesia Government of the Republic of Indonesia

n Investor Ritel Domestik

Domestic Retail Investors

n Investor Institusi Domestik Domestic Institutional Investors 65 65 65 65 65 n Investor Asing Foreign Investors

Struktur Pemegang Saham dengan Kepemilikan < 5% | Structure of Shareholders with Shareholding < 5%

Asing | Foreign Kelompok Pemegang Saham Type of Investors

Domestik | Domestic

Jumlah Saham

Jumlah Pemegang Saham

Jumlah Saham

Jumlah Pemegang Saham

Number of Shares Number of Shareholders Ritel Retail

Number of Shares

Number of Shareholders

12.959.125 172 Institusi Institutions

2011 ANNUAL REPORT | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Investing Today Benefiting Tomorrow

Shares & Bonds Highlights

Kronologi Saham | Shares Chronology

Pemerintah RI Government of Republic

Publik

Saham Pembelian

Nilai Pari Per

Kembali Total Jumlah

Share Buyback Corporate Action

Aksi Korporasi

Lembar Saham

of Indonesia

Public

Par Value per

Saham

Saham Seri A

Saham Seri B

Saham Seri B Total Shares

Share Series A

Share Series B

Seri A Rp500

Penawaran Umum Perdana Tahun 1997

Seri B Rp500

Initial Public Offering in 1997

A Series Rp500

B Series Rp500 Seri A Rp500

Pemberian Saham Bonus* Tahun 2002

Seri B Rp500

Bonus Share in 2002 A Series Rp500

B Series Rp500 Seri A Rp100

Pemecahan Saham** Tahun 2007

Seri B Rp100

Stock Split ** in 2007

A Series Rp100

B Series Rp100

Pembelian Kembali Saham

Seri A Rp100

Tahun 2008-2009

15.426.000 9.538.459.750 Shares Buyback in 2008-2009

Seri B Rp100

A Series Rp100

B Series Rp100

* RUPS Luar Biasa Tanggal 19 Juni 2002 memutuskan untuk memberikan saham bonus dari agio saham modal disetor. Setiap 100 saham menerima 55 saham

baru. Pada tanggal 30 Juli 2002, Antam menyetujui penerbitan 676.922.950 saham Seri B baru senilai Rp338 miliar dari Penawaran Umum saham Antam tahun 1997.

** RUPS Luar Biasa tanggal 30 Mei 2007 menyetujui pemecahan nilai pari saham dengan rasio satu saham lama dengan nilai pari sebesar Rp500 per saham ditukar dengan lima saham baru dengan nilai pari sebesar Rp100. * Extraordinary GMS on 19 June 2002 has stipulated the distribution of bonus shares from additional paid-in capital. Every 100 shares received 55 new shares. On 30 July 2002, Antam has approved the issuance of 676,922,950 new shares Series B at Rp338 bilion from Antam 1997 Public Offering. ** Extraordinary GMS on 30 May 2007 has approved the stock split of par shares with a ratio of one existing share with par value of Rp500 per share to be traded in with five new shares with par value of Rp100.

Modal Saham | Share Capital

Nilai Nominal Rp100 per Saham | Nominal Value Rp100 per share

Nominal Value (Rp) (%) Modal Dasar | Authorized Capital:

Pemegang Saham | Shareholders

Jumlah Saham

Jumlah Nilai Nominal (Rp)

Number of shares

- Saham Preferen (Seri A Dwiwarna) | Preferred Shares (Seri A Dwiwarna) 1 100 - Saham Biasa Atas Nama (Seri B) | Common Shares (Seri B)

3.799.999.999.900 Modal Ditempatkan dan Disetor Penuh | Fully paid-up capital: - Saham Preferen (Seri A Dwiwarna) | Preferred Shares (Seri A Dwiwarna)

1 100 - Saham Biasa Atas Nama (Seri B) | Common Shares (Seri B)

- Pemerintah Republik Indonesia | Government of The Republic of Indonesia

619.999.999.900 65 Drs. Sri Mulyanto, M.Sc. (Komisaris | Commissioner)

3.350.000 - Prof. Bambang Permadi Soemantri Brodjonegoro, SE, MUP, Ph.D.

(Komisaris | Commissioner)

500.000 - Ir. Alwinsyah Lubis, MM (Direktur Utama | President Director)

31.000.000 - Ir. Tato Miraza, SE, MM (Direktur | Director)

25.125.000 - Masyarakat lainnya | Public

332.248.850.000 35 - Sub Total

952.303.375.000 Saham yang diperoleh kembali | Treasury Stock

1.542.600.000 - Total

LAPORAN TAHUNAN 2011 | Perusahaan Perseroan (Persero) PT Aneka Tambang Tbk Berinvestasi Saat Ini untuk Masa Depan

20 Pemegang Saham terbesar per 31 Desember 2011 | Top 20 Largest Shareholders as at December 31, 2011

No Nama Name

% 1 NEGARA REPUBLIK INDoNESIA

Jumlah Saham Number of Share

Status

6.200.000.000 65,00 2 PT JAMSoSTEK (PERSERo) - JHT

Republik Indonesia | Republic of Indonesia

210.522.500 2,21 3 PT TASPEN (PERSERO) - THT

Institusi Domestik | Domestic Institution

174.584.000 1,83 4 PT JAMSoSTEK (PERSERo) - NoN JHT

Institusi Domestik | Domestic Institution

162.944.000 1,71 5 SSB 0BIH S/A ISHARES MSCI EMERGING MARKET

Institusi Domestik | Domestic Institution

129.985.099 1,36 6 CITIBANK NEW YoRK S/A DIMENSIoNAL EMERGING