Press-release

UC RUSAL ANNOUNCES SECOND QUARTER 2015 OPERATING RESULTS Moscow, 28 July 2015 - UC RUSAL (SEHK: 486; Euronext: RUSAL/RUAL; Moscow Exchange: RUAL/RUALR), a leading global aluminium producer, announces its operating results for the second quarter 2015 ("2Q15").

Key highlights

 Total aluminium output amounted to 908 thousand tonnes (+0.8% QoQ and +1.1% YoY in 2Q15). The
Company maintains production discipline in accordance with the previously provided guidance.
 Sales volumes in 2Q15 amounted to 880 thousand tonnes (-5.1 % QoQ). Decrease in sales volumes in
2Q15 resulted from the higher than normal sales in 1Q15 when shipment delays caused by port weather conditions in October to November 2014 were compensated.
 The average realized price went down 7.7% QoQ to USD2,124/tonne in 2Q15 driven by lower London
Metal Exchange ("LME") cash price and declining physical premium across key export markets.
 RUSAL volume of alumina production remained flat at 1,818 thousand tonnes in 2Q15 (+0.6% QoQ
and +0.8%YoY).
 RUSAL bauxite production amounted to 3,223 thousand tonnes in 2Q15 (+3.2% QoQ and +7.3% YoY).
The production growth is mostly attributable to the stronger demand from the Company's alumina
refineries and third parties.
 RUSAL management expects flat YoY aluminium production volumes in 2015. The Company does not plan restarting of aluminium smelters idled in 2013. RUSAL considers reducing its capacity by up to
200ktpa over next 12 months through implementation of the active maintenance capex management program envisaging optimization of scheduled maintenance on pot lines.

Key operating data

2Q15

1Q15

Change,

% (QoQ)

2Q14

Change,

% (YoY)

('000 tonnes) unless otherwise

indicated

Aluminium

908

900

0.8%

900

1.1%

Alumina

1,818

1,808

0.6%

1,804

0.8%

Bauxite

3,223

3,124

3.2%

3,003

7.3%

Nepheline

1,040

1,066

(2.4%)

1,229

(15.3%)

Aluminium foil and packaging

products

22

22

(1.6%)

23

(3.6%)

Sales price, USD/tonne1

2Q15

1Q15

Change,

% (QoQ)

2Q14

Change,

% (YoY)

Realized price

2,124

2,299

(7.7%)

2,114

0.4%

Sales volumes, thousand tonnes

880

935

(5.1%)

893

(0.6%)

1 Information on sales volumes and realized sales price is preliminary and will be updated in 2Q15 financial results announcement expected to be issued on 27 August 2015.

Aluminium production results

('000 tonnes) unless otherwise

indicated

Interest 2Q15 1Q15 Change, % (QoQ) 2Q14 Change, % (YoY) Russia (Siberia)

Bratsk aluminium smelter 100% 251 248 1.0% 251 0.1%
Krasnoyarsk aluminium smelter
Sayanogorsk aluminium smelter
Novokuznetsk aluminium
smelter
100% 251 250 0.6% 250 0.5%
100% 131 131 0.5% 127 3.2%
100% 52 51 1.4% 52 (0.7%)
Irkutsk aluminium smelter 100% 102 101 1.0% 98 4.2% Khakas aluminium smelter 100% 72 71 1.5% 72 0.3%

Russia - Other Bogoslovsk aluminium smelter

100% - - - - -
Volgograd aluminium smelter 100% - - - - - Urals aluminium smelter 100% - - - - - Nadvoitsy aluminium smelter 100% 3 3 0.1% 3 2.8%
Kandalaksha aluminium smelter
100% 17 16 1.7% 16 3.2%
Volkhov aluminium smelter 100% - - - - -

Sweden

Kubikenborg Aluminium
(KUBAL)
100% 28 29 (1.7%) 30 (4.4%)

Nigeria

ALSCON 85% - - - - -

Total production 908 900 0.8% 900 1.1% Alumina production results

('000 tonnes2) unless otherwise Interest

indicated

2Q15

1Q15

Change,

% (QoQ)

2Q14

Change,

% (YoY)

Ireland

Aughinish Alumina

100%

476

488

(2.5%)

495

(3.8%)

Jamaica

Alpart

100%

-

-

-

-

-

Windalco (Ewarton and

Kirkvine Works)3

100%

143

149

(3.8%)

120

19.2%

Ukraine

Nikolaev Alumina Refinery

100%

362

352

2.6%

363

(0.5%)

Italy

Eurallumina

100%

-

-

-

-

-

Russia

2 Calculated based on the pro rata share of the Company's (and its subsidiaries') ownership in corresponding alumina refineries.

3 The operating data in the table is presented on equity-adjusted basis. The Company controlled 93% of Windalco during 2014 and consolidated 100% stake in Windalco in December 2014.

('000 tonnes2) unless otherwise indicated

Interest 2Q15 1Q15 Change, % (QoQ) 2Q14 Change, % (YoY)

Bogoslovsk Alumina Refinery 100% 239 220 9.0% 235 1.6%
Achinsk Alumina Refinery 100% 222 224 (1.1%) 231 (3.9%) Urals Alumina Refinery 100% 193 190 1.6% 193 (0.1%)
Boxitogorsk Alumina
Refinery
100% - - - - -

Guinea

Friguia Alumina Refinery 100% - - - - -

Australia (JV)

Queensland Alumina Ltd.4 20% 184 185 (0.5%) 167 10.0%

Total production 1,818 1,808 0.6% 1,804 0.8% Bauxite mining

(Kt Wet)5 unless otherwise indicated

Interest 2Q15 1Q15 Change, % (QoQ) 2Q14 Change, % (YoY) Jamaica

Alpart 100% - - - - -
Windalco (Ewarton and
Kirkvine Works) 6
100% 478 513 (6.8%) 464 3.1%

Russia

North Urals 100% 661 684 (3.5%) 639 3.4%

Timan 100% 965 772 25.0% 721 33.8%

Guinea

Friguia 100% - - - - -
Kindia 100% 856 863 (0.8%) 832 2.9%

Guyana

Bauxite Company of Guyana
Inc.
90% 263 291 (9.7%) 346 (24.1%)

Total production 3,223 3,124 3.2% 3,003 7.3%

4 Calculated based on the pro rata share of the Company's (and its subsidiaries') ownership in corresponding alumina refineries.

5 Calculated based on pro-rata share of the Company's ownership in corresponding bauxite mines and mining complexes. The total production of the Company's fully consolidated subsidiaries, Timan and Bauxite Company of Guyana Inc., are included in the

production figures, notwithstanding that minority interests in each of these subsidiaries are held by third parties.

6 The operating data in the table is presented on equity-adjusted basis. The Company controlled 93% of Windalco during 2014 and consolidated 100% stake in Windalco in December 2014.

Nepheline production results

(Kt Wet) unless otherwise indicated

Interest 2Q15 1Q15 Change, % (QoQ) 2Q14 Change, % (YoY)

Kiya Shaltyr Nepheline
Syenite
100% 1,040 1,066 (2.4%) 1,229 (15.3%)

Total production 100% 1,040 1,066 (2.4%) 1,229 (15.3%) Foil and packaging production results

The aggregate aluminium foil and packaging material production of the Company's plants decreased by 1.6% QoQ to 22 thousand tonnes in 2Q15 and decreased by 3.6% in comparison with 2Q14, mainly due to decreased demand.
The table below shows the contribution from each facility.

('000 tonnes) unless otherwise

indicated

Interest 2Q15 1Q15 Change, % (QoQ) 2Q14 Change, % (YoY) Russia

Sayanal 100% 10 10 (2.0%) 10 (6.5%) Ural Foil 100% 4 4 (1.1%) 5 (14.7%) Sayana Foil 100% 0.8 0.6 30.2% 0.7 12.7%

Armenia

Armenal 100% 8 8 (3.8%) 7 6.6%

Total production 22 22 (1.6%) 23 (3.6%)

Forward-looking statements

This press-release contains statements about future events, projections, forecasts and expectations that are forward-looking statements. Any statement in this press-release that is not a statement of historical fact is a
forward-looking statement that involves known and unknown risks, uncertainties and other factors which may cause our actual results, performance or achievements to be materially different from any future results,
performance or achievements expressed or implied by such forward-looking statements. These risk and uncertainties include those discussed or identified in the prospectus for UC RUSAL. In addition, past performance of UC RUSAL cannot be relied on as a guide to future performance. UC RUSAL makes no
representation on the accuracy and completeness of any of the forward-looking statements, and, except as may be required by applicable law, assumes no obligations to supplement, amend, update or revise any such
statements or any opinion expressed to reflect actual results, changes in assumptions or in UC RUSAL's expectations, or changes in factors affecting these statements. Accordingly, any reliance you place on such forward-looking statements will be at your sole risk.

About RUSAL

UC RUSAL (www.rusal.com) is a leading, global producer of aluminium, in 2014 accounting for approximately
7% of global production of aluminium and 7% of alumina. UC RUSAL employs over 61,000 people in 19 countries, across 5 continents. UC RUSAL markets and sells its products primarily in the European, Japanese,
Korean, Chinese, South East Asian and North American markets. UC RUSAL's ordinary shares are listed on
The Stock Exchange of Hong Kong Limited (Stock code: 486), global depositary shares representing UC
RUSAL's ordinary shares are listed on the professional compartment of Euronext Paris (RUSAL for Reg S GDSs and RUAL for Rule 144A GDSs). UC RUSAL's ordinary shares and Russian depositary receipts that are issued on common shares of the Company are listed on Moscow Exchange (RUAL/RUALR).

Disclaimer

The information contained in this press release is for media advice only. The contents are true and accurate at the time of publishing, however, may change over time.

Contacts:

Elena Morenko +7 (495) 720-51-70 elena.morenko@rusal.com
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