Litecoin and XRP were each higher by about 5%, according to Coin Metrics, while the Sandbox token jumped 4%.
On Wednesday Ripple, the global payments company behind XRP, announced its acquisition of Metaco, a Swiss crypto custody services firm.
Still, realized 30-day volatility for both bitcoin and ether are off their record lows of the year, according to Glassnode.
In recent months, bitcoin and ether have been regarded by many as so-called "blue chip" or "flight to safety" assets in crypto.
Bitcoin and ether continued to hover around the flat line Wednesday at the $27,000 and $1,800 levels, respectively.