ECOL - US Ecology NRC Group agree to $966M merger June, 24 2019 07:40 AM US Ecology Inc. US Ecology (NASDAQ:ECOL) agrees to acquire NRC Group (NYSEMKT:NRCG) in an all-stock deal with an enterprise value of $966M.More news on: US Ecology, Inc., NRC Group Holdings Corp., Merger & acquisition news, Read more ...