CoreWeave down after it hikes convertible notes offering to $2.25 billion

** Shares of cloud infrastructure firm CoreWeave CRWV, backed by Nvidia NVDA, down 1.7% at $84.80 premarket

** CRWV prices 1.75% convertible senior notes at $2.25 bln, up from initially planned $2 bln

** Notes due 2031, settlement scheduled Dec 11, 2025, subject to closing conditions - CRWV

** Up to last close, CRWV had more than doubled since its listing in March 2025