On June 15, Lumentum Holdings rose 4.39% in pre-market trading, trading at $961.85/share, with turnover of $7.4167 million.

On the news front, the space computing sector has explicitly outlined demand for inter-satellite laser communication. Industry analysis indicates that the primary component suppliers for this function are Coherent and Lumentum, positioning Lumentum as a key optical communication component supplier now facing substantive order expectations and business increments. SpaceX plans to achieve an annualized deployment of 1GW space AI computing capacity by the end of 2027, with commercialization progressing in 2028 and capacity scaling to 100GW by 2030.

Additionally, Northland Securities previously raised Lumentum's target price to $1,200 while maintaining an Outperform rating. Earlier catalysts including convertible bond exchange reducing approximately $650.4 million in debt and NVIDIA's $2 billion optical chip investment agreement continue to underpin market confidence. The communication equipment sector showed broad strength, with Applied Optoelectronics up 5.77%, Ciena up 4.58%, Arista Networks up 2.84%, and Nokia up 2.77%.

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