I've seen that this coin has been traded on hitbtc and it seems there better than in etherdelta and its trading volume is also bigger. better in trading on hitbtc
Storm has not yet demonstrated its true strength, soon a great STORM will arrive in Bittrex and you will know what I'm talking about! It's a joke, but there are great chances of Bittrex adding Storm, it's a key project. 
Did the developer of Storm announced listing on bittrex or is it just a rumour? For now the volume of the token seems to be a bit low for trading on bittrex I think?
Well, ceo of bittrex was their advisor so we all assumed it will listen on bittrex with no problem.
So far it didn't happen but we are still expecting.
Also worth remembering it's the holiday season with employees on both sides spending time with their families.