Stocks Making Significant Moves Premarket: Super Micro Computer, CoreWeave, and Cava Group Surge

Super Micro Computer's stock surged over 7.5% after the company provided positive guidance for first quarter earnings and revenue, expecting adjusted earnings between $1.01 and $1.10 per share, well above the LSEG consensus estimate of 76 cents. Revenue guidance also exceeded expectations, projected at $14.5 billion to $15.5 billion compared to the anticipated $11.68 billion.

CoreWeave saw its shares rise more than 18.5% following a strong second quarter report, with adjusted operating income margins of 5% surpassing the FactSet estimate of 2.7%, and revenue of $2.58 billion, up 112% year-over-year, also beating expectations.

Lumentum Holdings' shares increased over 8% after reporting fourth quarter results that exceeded forecasts, contributing to a year-to-date gain of over 120%. Nebius Group's stock jumped more than 12.5% on better-than-expected EBITDA and revenue figures. Coherent's shares rose more than 5.5%, likely influenced by Lumentum's strong performance ahead of its own earnings report.

H & R Block's stock surged 11% after issuing a positive forecast for fiscal year 2027, with adjusted earnings projected between $6.04 and $6.24 per share, surpassing the consensus estimate. In contrast, Kontoor Brands fell nearly 3% due to weaker-than-expected revenue despite slightly beating earnings expectations.

Cava Group's shares increased almost 12% after reporting second quarter earnings and revenue that exceeded estimates. Meanwhile, software stocks like Workday and Salesforce saw declines of over 1.5%, indicating a mixed sentiment in the tech sector

Stocks in this article

Company Price Change Change % AI
CoreWeave CRWV.US 60.77 +12.04 +24.71% Hold
Lumentum Holdings LITE.US 648.06 +62.49 +10.67% Sell
Super Micro Computer SMCI.US 30.43 +2.64 +9.50% Hold
Coherent COHR.US 234.51 +19.85 +9.25% Hold
Kontoor Brands KTB.US 79.34 -3.45 -4.17% Hold
Salesforce CRM.US 218.01 +4.53 +2.12% Hold
Workday WDAY.US 191.16 +2.27 +1.20% Hold
H&R Block HRB.US 50.98 -0.01 -0.02% Hold

StockGuide AI model context

Coherent · Hold · Risk: 70/100 · Potential: 59/100 · 2026-11-12

H&R Block · Hold · Risk: 70/100 · Potential: 56/100 · 2026-11-12

Kontoor Brands · Hold · Risk: 66/100 · Potential: 51/100 · 2026-11-12

Lumentum Holdings · Sell · Risk: 80/100 · Potential: 54/100 · 2026-11-12

Super Micro Computer · Hold · Risk: 60/100 · Potential: 70/100 · 2026-11-12

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