StockMarketWire.com - Losses in the mining sector continued to hold the FTSE 100 back this week amid weaker commodity prices, causing the blue-chip index to retreat 0.6% to 7,715.

Anglo American (AAL) was down 2.2% at £17.53 and BHP Billiton (BLT) declined 2.1% to £17.11.

Rio Tinto (RIO) and Antofagasta (ANTO) were also among the fallers.

Brent crude oil was down 0.8% at $75.33 per barrel.

OVERSEAS MARKETS

There was a mixed performance on Wall Street as Nasdaq enjoyed the biggest gains of 0.8% to 7,761 while the Dow Jones slipped 0.1% to 25,175 overnight.

MID AND LARGE CAP RISERS AND FALLERS

Shares in Indivior (INDV) crashed 20% to 395.6p after Dr Reddy's Laboratories received approval from regulatory authorities for a generic version of Indivior's opioid addiction therapy Suboxone.

UK supermarket Tesco (TSCO) enjoyed a 1.9% rise to 254.5p following positive like-for-like sales growth for the tenth consecutive quarter despite adverse weather conditions in March.

Rolls-Royce (RR.) revealed further details of its restructuring plan, which is anticipated to deliver savings of £400m, helping the shares accelerate 9% to 962.8p.

Healthcare company BTG (BTG) deflated 3.2% to 524.5p after the US Food and Administration advisory panel voted against the approval of its PneumRx coils in the EU for the treatment of severe emphysema.

SMALL CAP RISERS AND FALLERS

Orosur Mining (OMI) plummeted 38.4% to 2.4p following its decision to commence reorganisation proceedings in a bid to protect the business and preserve cash.

Disruptive estate agent Purplebricks (PURP) advanced 2% to 363.5p on the announcement that it is expanding its services to Las Vegas and Phoenix in the US.

An upbeat trading update at staffing firm SThree (STHR) caused the stock to gain 3% to 340p.

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