Ripple looks to be down 30% today but that is misleading as CoinMarketCap has just removed the South Korean price from figuring into the Ripple stats. Factoring that in Ripple is actually only down about 10%. This has still caused some panic sell-off of the currency.
Source:
https://www.ccn.com/ripple-is-not-actually-down-by-30-coinmarketcap-removes-south-korean-price/