Market News Today: US Storage and Optical Communications Stocks Rise in Pre-Market — Micron Up 2.16%, Corning Gains 3.77% - Binance

On June 29, U.S. storage and optical communications stocks posted broad pre-market gains, reflecting positive sentiment toward AI infrastructure investment. Micron Technology rose 2.16%, while Corning... Read original →

Micron and Corning’s pre-market gains signal AI infrastructure investment shifting from speculation to deployment. Technically, surging HBM3E and DDR5 demand is accelerating DRAM migration to the 1β node, pressuring equipment and materials suppliers to expand capacity ahead of schedule. Corning’s dominance in low-loss fiber and multi-mode connectors makes it irreplaceable in AI data center optical interconnects. On compliance, while U.S. export controls haven’t directly targeted memory chips, South Korea’s massive semiconductor pledge could trigger heightened CFIUS scrutiny of cross-border investments, raising supply chain reconfiguration costs. Competitively, Samsung and SK hynix may leverage joint ventures or licensing to navigate geopolitical constraints, while Western Digital and Kioxia will likely accelerate BiCS FLASH stacking to capture edge-AI storage share. Over the next 18 months, AI clusters’ reliance on tightly coupled memory-optical architectures will drive adoption of co-packaged optics integrated with HBM—granting early movers decisive pricing power.