Stocks making the biggest moves midday: SpaceX, Lumentum, Diamondback Energy, J.B. Hunt & more

Midday trading was mixed: AI infrastructure names rebounded after a five-day slide, with Lumentum up 8%, Coherent up 6%, Dell up 5%, CoreWeave up more than 4%, and Nebius up nearly 5%. FTAI Aviation gained 5% after authorizing a $500 million buyback, while Intel rose 5% on reports of potential U.S. memory-chip manufacturing discussions with SK Hynix, though SK Hynix said no partnership decision had been made. Offsetting the gains, J.B. Hunt fell nearly 13% after warning Q3 earnings could decline 5%-10% sequentially, while oil's more-than-3% decline pressured energy stocks, including Diamondback Energy (-8%) and Occidental Petroleum (-5%).

Analysis

The AI-infrastructure rebound is likely to be highest quality in optical components rather than GPU-adjacent cloud lessors. LITE and COHR monetize bandwidth-per-rack increases and have operating leverage if hyperscaler orders translate into sustained 800G/1.6T deployments; CRWV and NBIS remain more exposed to financing costs, customer concentration, and the risk that AI capacity additions outrun contracted utilization. A two-to-three day bounce after a crowded unwind is not sufficient confirmation—order visibility and backlog conversion over the next 1-3 months matter more than share-price momentum.

INTC-SKH is an option-value headline, not yet an earnings event. A U.S. memory arrangement could improve utilization of Intel Foundry assets and support the strategic case for domestic semiconductor capacity, but memory manufacturing economics, process qualification, capital commitments, and potential subsidy terms determine whether it is accretive; absent a binding agreement, the move should fade. The more durable read-through is that U.S.-based memory capacity would incrementally pressure incumbent domestic memory pricing and increase demand for semiconductor equipment and materials.

JBHT's cost reset is a more useful cyclical signal than the headline EPS impact: if purchased-transportation costs are rising before broad demand improves, freight operators may face a margin squeeze during the early phase of a rate recovery. That favors asset-light brokers only if they can reprice quickly, while it challenges carriers with fixed customer contracts. In energy, a single inventory-driven selloff creates little fundamental edge unless crude weakness persists long enough to force 2027 capital-budget revisions; high-beta shale names remain disproportionately exposed to a lower strip versus integrated majors.

Key Decisions for Investors

• Initiate a 1-3 month long LITE / short CRWV pair, sized beta-neutral. The thesis is optical-content operating leverage versus cloud-GPU leasing financing and utilization risk; target 15-20% relative upside, with a 7% relative-stop if hyperscaler capex commentary weakens or LITE backlog conversion disappoints.
• Do not chase INTC on partnership speculation. Set an alert for a signed manufacturing agreement containing volume, capex, and economics; only then consider a 3-6 month tactical long INTC, with the thesis falsified by incremental foundry losses or no contracted capacity disclosure by the next earnings cycle.
• Maintain an underweight in JBHT for the next quarter and consider long KNX / short JBHT only after confirming that spot rates are rising while contract repricing remains delayed. Cover if JBHT demonstrates sequential margin stabilization or purchase-transportation expense normalizes faster than revenue per load.
• Use any further oil-led weakness to rotate from FANG and DVN into XOM rather than add broad E&P exposure. Reassess if the forward WTI strip falls enough to imply material 2027 shale activity reductions; otherwise the relative trade offers lower commodity beta and more downstream/chemical offset.