UPDATE 2-UK Stocks-Factors to watch on May 24
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May 24 (Reuters) - Britain's FTSE 100 index is seen opening down 20 points, or 0.3 percent, on Tuesday, according to financial bookmakers, with futures down 0.4 percent ahead of the cash market open. For more on the factors affecting European stocks, please click on
* The UK blue chip index closed 0.3 percent lower at 6,136.43 points on Monday, with a drop in the prices of crude oil and industrial metals putting pressure on commodities-related stocks.
* SHELL: Dutch pension fund PGGM, a major shareholder in Royal Dutch Shell , criticised the company's climate change policy on Monday, a day before Shell's annual meeting.
* OLD MUTUAL: Anglo-South African financial services company Old Mutual on Tuesday confirmed it had received multiple approaches from potential buyers of its stake in U.S. fund firm Old Mutual Asset Management.
* SEVERN TRENT: British water utility Severn Trent Plc said on Tuesday it expected to save about 670 million pounds ($970 million) in total expenditure between April 2015 and March 2020, as it locked in further efficiencies.
* NATIONWIDE BUILDING SOCIETY: Nationwide Building Society, Britain's biggest customer-owned lender, reported a 9 percent increase in annual underlying profit as its mortgage lending rose to volumes last seen before the 2007-8 financial crisis.
* AVEVA: Aveva, the British software company that called off a merger with France's Schneider Electric in December, reported a 18 percent drop in full-year profit, reflecting tough conditions for its customers in South America and South Korea. Continuación...