Astera Labs, CoreWeave and others rise after Nasdaq-100 inclusion

Teradyne

12/06/2026 09:52

** Shares of semiconductor connectivity firm Astera Labs ALAB.O rise 4% to $382 and cloud infrastructure company CoreWeave CRWV.O advances 3.8% to $99.4 in premarket trading 
** AI infrastructure firm Nebius Group NBIS.O gains 5.3% to $234 and chip testing equipment maker Teradyne TER.O rises nearly 1% to $385
** Space services firm Rocket Lab RKLB.O also rises 7.4% to $123; broader space-related companies climb ahead of the market debut of Elon Musk's rockets-to-AI company SpaceX SPCX.O on Friday
** All five companies set to join Nasdaq-100 Index .NDX, effective before markets open on June 22, index operator Nasdaq says 
** Broadband and cable TV provider Charter Communications CHTR.O, IT consulting firm Cognizant Technology Solutions CTSH.O, drugmaker Insmed INSM.O, data and analytics tools provider Verisk Analytics VRSK.O and cloud security firm Zscaler ZS.O will be removed from the Nasdaq-100
** Nasdaq-100 is an index of 100 of the largest non-financial companies listed on the Nasdaq exchange



 (Reporting by Shashwat Chauhan in Bengaluru)
 ((Shashwat.Chauhan@thomsonreuters.com))