This is our weekly roundup of investment trust announcements and data. The tables with the week's biggest gainers, losers and discount changes, courtesy of Numis Securities, is below the summary of the week's trust news. If there are trusts you are interested in, the links in the last section will take you to the relevant London Stock Exchange announcement. The percentage figures in this list show the share price responses on the day of the announcement. Please note that the charts and weekly and year to date performance data were correct as of Friday morning.

This week's news There were n...