CoreWeave insiders and early backers have sold more than $1 billion of shares after the expiry of a post-IPO lock-up period, marking the first time major

Those offloading stakes as the lock-up period expired on Thursday night included CoreWeave director Jack Cogen, who sold shares with an aggregate market value of nearly $300mn, according to company filings. Shares held steady at about $100 on Friday at midday, after dropping about 35 per cent over the previous two days.

Here are some of the stocks making notable moves in Thursday's premarket action: CoreWeave shares, which plunged 21% on Wednesday after the AI cloud services company revealed bigger than expected losses,