When BTC goes up ETH also show same and vice versa.Yup currently ETH price is increasing gradually.ETH developer is working on POS,once it is done then number of transactions per second would rise and consequently demand will rise and price will increase but these improvements are expected to be fully operational till Sep-18.After it ETH price would sky rocket.As per many crypto experts its being anticipated that ETH would lie between &2,500-&3k at the end of 2018.Lets be optimistic.