From Txbit.io:
We are happy to announce that GridCoin (GRC) is now listed on txbit.io against BTC/ETH/XLR base markets!
https://cdn.discordapp.com/attachments/540357335294410772/623185487783264292/photo.jpg
Gridcoin is now live on txbit.io for trading against 3 base pairings! 30 confirmations are required for deposits. Happy trading!
https://txbit.io/Asset/GRC