** Bitcoin miner Gryphon Digital Mining's GRYP.O shares rocket 332.7% to $2.25 premarket
** Hut 8 HUT.O arm American Bitcoin set to go public through merger with Nasdaq-listed Gryphon
** Combined company will operate under the American Bitcoin brand on Nasdaq under the ticker symbol "ABTC"
** U.S.-listed shares of Hut 8 jump 10.4% to $15.33
** HUT had earlier this year joined hands with President Donald Trump's son, Eric Trump, to launch a bitcoin mining company called American Bitcoin
** "Our vision for American Bitcoin is to create the most investable Bitcoin accumulation platform in the market" - Eric Trump, co-founder and chief strategy officer of American Bitcoin
** Transaction expected to close as early as Q3 2025 with existing stockholders of American Bitcoin expected to own about 98% of the combined company
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com))