The fast move likely signals short-term profit taking after ether's rapid 30% rally, one observer noted. Ether (ETH) holders are sending assets to crypto exchanges at the fastest pace in almost four months following the crypto's rally on increasing anticipation of a U.S. spot exchange-traded fund approval. Blockchain data by Nansen Intelligence shows Tuesday net inflows to exchanges reached 81,840 ETH worth roughly $306 million at current prices, the highest amount in a day since January 23.