This is our weekly roundup of investment trust announcements and data. The data on the week's biggest gainers, losers and discount changes is at the end. Obviously you won't want to follow up on most of the links, but if there are trusts you are interested in, the links will take you to the relevant London Stock Exchange announcement. The percentage figures show the initial share price responses.  Simon Elliott and I continue to discuss the most interesting ones in the weekly Money Makers investment trust podcast. Please note that the charts and weekly performance data were correct as of Frida...