Rising estimates amid falling growth-stock prices suggest multiple compression rather than a 2021-style fundamental breakdown. Cerebras has nine upward revisions and none downward in 30 days; Bloom raised guidance twice, Nebius is raising GPU prices again, and Lumentum is sold out for 2027. Q3 results and 2027 hyperscaler capex guides in late October to mid-November are the test; weak guides could quickly reverse revisions. x.com




