Big cap premarket movers rise on earnings, guidance and deals
Premarket gains included Acadia on earnings, Rocket Lab on a 20-launch Synspective contract, IBM on self-hosted IBM Bob deployment, and Constellation on a 20-year Amazon power purchase agreement.
ACN rose +18% after earnings. GLUE gained +11% after reporting positive results for MRT-8102 in the GFORCE-1 Phase 1 study. VICR rose +11% as it raised Q3 2026 revenue guidance. 5% after issuing a statement regarding media reports.
RKLB climbed +5% after securing its largest-ever Electron commercial deal, a 20-launch contract for Synspective. 5% after introducing self-hosted deployment for IBM Bob to help enterprises advance AI sovereignty and governance. MKC rose +4% on earnings. SNPS gained +4% after detailing its growth strategy and long-term financial model at 2026 Investor Day.
5% after Barclays raised its price target. CEG added +3% after Constellation and Amazon announced a 20-year power purchase agreement.