I personally have bought quite few, usually the Ethereum based ones mostly do good. Had some disappointments though. Wasn't very successful with the wave based ones ...
What about you ?
Actually i have some now coin tat i got from the campaign of bitcointalk forum.I am going to hold them for a long time.Also i bought some waves coin few days ago, now i am already in good profit but will also hold hem for minimum more 8 months..waves base i only bought some ETT (Encryptotel) coin,all of my coins are Ethereum based.