Two members of Congress with oversight responsibilities tied to national security and emerging technologies have purchased shares of Lumentum Holdings Inc. (NASDAQ:LITE), an AI infrastructure company whose products are used in both commercial and defense applications.
According to congressional trading disclosures highlighted by Nancy Pelosi Stock Tracker on X Monday, Rep. Gilbert Cisneros (D-Calif.) purchased Lumentum on April 14, while Rep. Josh Gottheimer (D-N.J.) disclosed a purchase on May 22.
Both lawmakers previously disclosed investments in Micron Technology, a major supplier of memory chips that has emerged as a key beneficiary of the AI infrastructure boom.
Why Lumentum Has Become An AI Winner
Lumentum has emerged as one of Wall Street’s biggest AI winners as demand grows for the optical networking technologies needed to move data between increasingly powerful computing clusters.
Investor enthusiasm accelerated after Nvidia announced a multi-year strategic partnership with the company in March and committed $2 billion to support research, development and manufacturing capacity.
The stock has surged more than 140% year-to-date as investors increasingly bet that optical connectivity will become a critical component of future AI infrastructure.
Lumentum’s Business Intersects With Defense And AI
The company’s exposure to both AI infrastructure and defense-related technologies has made it a focal point for investors seeking exposure to multiple long-term growth themes.
Cisneros sits on the Armed Services Intelligence and Special Operations Subcommittee, while Lumentum supplies laser and photonics technologies used in military, aerospace and AI infrastructure applications.
Gottheimer serves on the House Permanent Select Committee on Intelligence and has supported legislation involving AI and technology export controls, issues that directly affect companies operating within the AI supply chain.
The purchases come as scrutiny of congressional stock trading has intensified, with officials including Sen. Elizabeth Warren and Minnesota Governor Tim Walz recently calling for stricter limits on stock ownership and trading by elected officials.
Price Action: Lumentum gained 3.68% on Monday to close at $895.40, according to Benzinga Pro data. The stock is up roughly 10-fold over the past 52 weeks.
Benzinga Edge Rankings indicate that LITE has a Momentum score in the 99th percentile and a Growth score in the 24th percentile.

Disclaimer: This content was partially produced with the help of AI tools and was reviewed and published by Benzinga editors.
Photo Courtesy: Michael Vi on Shutterstock.com
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