CoreWeave and Nebius Score Upgrades — Barrons.com
By Kit NortonShares of neocloud provider Nebius popped on Thursday after an upgrade based on its pricing power. Rival CoreWeave got one, too-for the same reason-but its stock gain wasn't nearly as strong.Nebius advanced 9.5% to $248.90, while CoreWeave was up less than half of that-3.8% to $90.14…