** Digital assets and data center infrastructure firm Galaxy Digital's GLXY.O shares fall 0.5% to $19.50 premarket
** Mike Novogratz's GLXY late Thursday announced pricing of its upsized stock offering of 31.6 million shares at $19 apiece for gross proceeds of $600.4 million
** Offering boosted from initial size of 29 million shares, priced at 3% discount to stock's last close
** GLXY sold 26.4 million shares in offering while certain investors parted ways with 5.2 million shares
** Goldman Sachs, Jefferies and Morgan Stanley were active joint book-running managers for offering
** Stock slipped 6.3% on Wednesday after GLXY unveiled share sale; it fell another 3.8% on Thursday
** GLXY, which had been listed on Toronto Stock Exchange since 2020, made its Nasdaq debut earlier this month
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))