Siacoin (SC) is on Exodus's roadmap shortlist, and Exodus uses Shapeshift built-in exchange.
http://support.exodus.io/article/96-exodus-wallet-roadmap

And you can see where Siacoin (SC) is actively traded right meow:
https://www.cryptocompare.com/coins/sc/markets/BTC

thanks Neo-Geo

There a few where you can trade (buy/sell) Siacoin within the exchange, but for deposit of Siacoin most don't have the option yet.

Bittrex