Applied Optoelectronics, SanDisk, Seagate And Other Big Stocks Moving Lower In Monday’s Pre-Market Session

Shares of fiber optic connectivity companies are trading higher. Ciena announced three-year targets to 2029 of sales CAGR of approximately 30%, adjusted gross margin of approximately 50%; adjusted operating margin of 32% to 35% and free cash flow margins of approximately 20%.

8-K filing — APPLIED OPTOELECTRONICS, INC. (AAOI)

Filed: 2026-09-15 AccNo: 0001683168-26-007160 Size: 278 KB Item 1.01: Entry into a Material Definitive Agreement Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant Item 9.01: Financial Statements and Exhibits

Coherent Stock Declines 24% in a Month: Is This a Buying Opportunity?

Coherent Corp (COHR) has experienced a 24% monthly decline after a 155% annual surge. Despite premium valuation, the company's AI-focused portfolio, strong datacenter revenue growth (58.6% YoY), expanding margins, and capacity expansion plans support a positive long-term outlook. The stock is rated a Buy, though risks include hyperscaler spending cycles and customer concentration.

Why Is Applied Optoelectronics Stock Surging Tuesday?

Applied Optoelectronics (AAOI) stock surged over 9% after Corning and Verizon's major optical fiber deal boosted the sector.

LuxExperience, Alvotech, Twist Bioscience And Other Big Stocks Moving Higher On Wednesday

U.S. stocks mixed as Nasdaq rises; LuxExperience jumps 13.5% on strong sales, while Einride, Forgent, Cipher and others post gains.

Shares of semiconductor and chip-related companies are trading lower after AI executives signaled that the industry's growth may need to be slowed. The industry is also facing pressure as oil prices spike in reaction to the escalating conflict in the Middle East which can lead to inflation, tighter lending and reduced demand.