Regulatory News:

Boliden (STO:BOL) (TSX:BLS)

Q2 2015

· Revenues totalled SEK 10,373 million (9,438)

· The operating profit totalled SEK 1,090 million (478)

· The operating profit, excluding the revaluation of process inventory, totalled SEK 1,257 million (374)

· Free cash flow totalled SEK 1,557 million (920)

· Earnings per share totalled SEK 2.96 (1.08)

Robust production and strong cash flow

· Improved market terms had a positive impact on the profit.

· Mines’ production was high, despite disruptions to production at Aitik.

· Maintenance shutdowns by Smelters completed according to plan.

Please find enclosed the full report.

The Interim Report will be presented via a webcast/conference call on Friday, 17 July at 14:30 (CET). Information is available at www.boliden.com.

The information provided comprises information that Boliden is obliged to present, pursuant to the Swedish Securities Market Act and/or the Swedish Financial Instruments Trading Act. The information was released for publication on 17 July 2015 at 12:00 (CET).

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