AI infrastructure boom boosts! Celestica (CLS.US) and Ciena (CIEN.US) receive Citigroup's bullish rating.

According to the Guotong Financial APP, Celestica (CLS.US) and Ciena (CIEN.US) became the focus of the market on Monday. Citigroup announced an upgrade to the former's investment rating and raised the latter's target stock price. Boosted by this news, Celestica and Ciena rose by 6.99% and 4.76% respectively on Monday.