hedge funds get their name because they hedge their positions on the market
example go long on oil futures and long on airlines stocks
1 if oil goes up let the oil futures run in profits cut the airlines stock
2 if oil goes down cut the futures and let the airlines stock run in profits
how you hedge in bitcoin world ?
Originally hedge funds used to hedge, as in your example, but nowadays any strategy goes. Being long in BTC is a possibility. The problem however, is that they normally want to buy financial products within a strict legal framework. The Coinlab deal is a first step towards making this possible, the ultimate goal would be a Bitcoin ETF.