周一，光通信概念普跌，POET Technologies (POET.US)跌近45%，Applied Optoelectronics (AAOI.US)跌9%，Credo Technology (CRDO.US)跌逾8%，迈威尔科技 (MRVL.US)跌近6%，Lumentum (LITE.US)跌逾4%，Ciena (CIEN.US)跌逾2%。