If you would be interested in someone investing your funds for you, you should try Gamma Bitcoin Fund. It's a Bitcoin fund that invest in Bitcoin companies and project https://bitcointalk.org/index.php?topic=74975.0
1. I recommend doing research and searching on for example on BitcoinTalk for their official investment thread, there you can usually find a lot of good info about the company
2. There are a lot of good once depending on what markets you want to invest in, I would recommend different shares.
3. Compare your purchase price with the selling price and add the dividend, that should give you your total profit