** Shares of crypto custody firm BitGo BTGO.N fall 12.3% to about $16.5 in early trading
** Co's stock opened at $22.43, above its offer price of $18 on Thursday
** This follows crypto IPO window's reopening following tepid activity after U.S. government shutdown late last year
** No major crypto-linked issuer went public in U.S. in fourth quarter
** Founded in 2013, BTGO is one of the few profitable crypto firms, having reported net income of $35.3 mln in first nine months of 2025
** Co's shares closed at $18.49 after January 22 IPO close
(Reporting by Parth Chandna)
((Parth.Chandna@thomsonreuters.com;))