Optical Stocks Drop. Coherent Down Nearly 8%; Lumentum, Ciena Down About 4%; Fabrinet Down 3%; Astera Labs, Corning Down Around 2%

TradingKey - Both Meta (META) and Google parent company Alphabet (GOOGL) are core tech giants in global digital advertising and artificial intelligence. Meta primarily leverages AI to improve content recommendations and ad efficiency across Instagram, Facebook, and Reels, while Google commercializes AI through Search, Gemini, YouTube, and Google Cloud. For long-term investors, which of these two companies is the better investment?

Apple (AAPL) stock hit a record high on September 22, Eastern Time, just 10 days after Apple's fall launch event. However, how far this rally can go depends not on the product event, but on the actual demand for the iPhone 18 Pro series. JPMorgan's latest research report provided the first positive signal: the global average delivery wait time for the iPhone 18 Pro extended from 7 days in the first week to 23 days in the second week, with order momentum surpassing that of the iPhone 17 series over the same period last year.

TradingKey - Rapidly growing demand from AI servers for high-bandwidth memory (HBM) and data center storage has made both SK Hynix (SKHY) and Micron (MU) direct beneficiaries.

TradingKey - Micron Technology (MU) will report its fourth-quarter fiscal 2026 financial results after the market close on September 30, Eastern Time, and hold an earnings conference call at 16:30 on the same day.

TradingKey - At the Connect 2026 conference held from September 23 to 24, Meta (META) unveiled the Ray-Ban Meta Audio, third-generation Ray-Ban Meta, and Meta VR Glasses, while upgrading the Meta Ray-Ban Display. The company also announced the integration of its personal AI agent, Muse, into its AI glasses, expanding its product scope from mobile phones and social apps to wearable devices.