Bitcoin’s Smaller Cousins Are Leading the Crypto Rally Bitcoin’s smaller cousins are outpacing the largest cryptocurrency’s gains since major U.S. exchanges started offering futures. The biggest gainers among digital assets with at least $1 billion of market capitalization in the past seven days are so-called alternative coins Verge, Tron, Qtum and Cardano, soaring at least 300 percent. Despite some wild price swings, bitcoin’s price is mostly flat since Cboe Group Markets Inc. and CME Group Inc. made the derivatives available…