Why is Ciena stock surging today?

Ciena and Caterpillar are both experiencing significant stock surges today. Market activity indicates a strong upward trend for both companies as investors react to recent developments. The surge in Ciena stock and the simultaneous rise in Caterpillar stock reflect positive momentum within their respective sectors. These movements highlight a period of increased valuation for both entities, as reported in the latest financial updates regarding why these specific stocks are currently climbing in the market.