Stockwatch

The week's winnersWellington up 6.3% Amlin up 6.6%

The week's losersZurich Financial Services down 7.2%Marsh down 4.8%Capita stock took a jump last week after UBS increased its target price to 300p from 240p and upgraded its stance to 'buy' from 'neutral'. The price leaped 14.5p or 6.45% to 239p from its opening price of 224p on Thursday.Another boost came from Morgan Stanley, which praised the outsourcing group's business that runs London's congestion charge.The Innovation Group's shares fell 8% on Tuesday morning. The stock lost 2.5p to 29p after hovering around the 31p mark for several days, giving up some of the gains it made earlier this month when it said a US insurers' evaluation licence was converted into a full licence valued at $2.3m.The tumbling dollar continues to be a fly in the ointment for insurers doing business in the US. Lloyd's giant Amlin said as much last week when it admitted that 55% of its Syndicate 2001 estimated receivables were in dollars. Amlin argued that its position would be mitigated by a policy of selling the syndicate's dollar profits. By the end of 2003, Amlin had sold about $186m of anticipated dollar profits from its 2001 and 2002 years of account, it said, at an average exchange rate of 1.62 - significantly above the recent 1.8 mark.Still in the US, Marsh's parent company Marsh & McLennan Companies was targeted in a class action lawsuit alleging that it made false and misleading statements about its subsidiary, Putnam Investments. Lawyers at shareholder class action specialists Rabin, Murray & Frank argued that Marsh & McLennan's earnings and income were artificially inflated, damaging shareholders' interests.