I also have a fondness for this sector and hold several of the trusts you hold albeit in diversified portfolios. I always have at the back of my mind what happened to the sector following the GFC so don't overweight the sector. My one concern is the high weighting many of them have to technology currently which may be a problem in a rising interest rate environment.

Hello I have been investing in ITs for over 30 years largely as a result of John Davis championing their qualities via the Money Observer and then his Investment Trusts magazine. I took a subscription to ITN when Investment Trusts ceased publication and it now provides an invaluable source of information for my research.

Mary MCDougall has written an article today on the Investors Chronicle website 'Invest in the 'golden age' of biotech' which gives a good overview of the trust.