Micron (MU) stock dropped 4% premarket after Western Digital’s weak guidance, but Apple CEO Tim Cook flagged rising memory costs—a positive for Micron.

AMD (AMD) stock dropped 5% after reporting record Q2 revenue of $11.54B and beating estimates, as investors demanded even stronger results.

TLDR CELH Q2 revenue rose 11%, but profit dropped as margins faced pressure in 2026.…

Fiserv (FISV) stock tumbles 12% after company cuts 2026 adjusted EPS guidance to $7.20-$7.40 and warns of flat to negative organic revenue growth.

Iovance Biotherapeutics (IOVA) stock soared 40% after posting Q2 revenue of $99.3M, beating estimates by $11.5M and driving guidance review.

Oklo (OKLO) stock advanced after the Groves reactor achieved first criticality, advancing isotope production and nuclear expansion goals.

Nvidia (NVDA) stock jumped 4.3% after SpaceX committed exclusively to Vera Rubin AI chips and Volta Infra announced a $10B deal with Anthropic.

AST SpaceMobile (ASTS) stock rises 4.81% following BlueBird satellite network expansion across eight European nations with major telecom partners.

Oklo (OKLO) stock rises after its Texas reactor reaches criticality in under a year. Q2 earnings report coming August 7. Is it a buy now?

Constellation Energy (CEG) stock soars 6% after Q2 earnings beat estimates, company raises 2026 guidance, and announces new nuclear power contracts.

Oscar Health (OSCR) stock drops 10.66% despite achieving record Q2 earnings, membership expansion, and upgraded full-year guidance to $700M operating income.

Oscar Health (OSCR) stock dropped 9% despite smashing Q2 earnings with $1.10 EPS vs 40 cents expected. Revenue jumped 70% but membership churn worries persist.