LightPath Technologies Inc. (LPTH) shares climbed 18.7% to close at $16.95 on May 22. The rally followed the company's inclusion in the S&P Technology Hardware Select Industry Index. This addition triggered significant index-related forced buying and enhanced stock liquidity.

Investors are responding to the company's strategic shift into defense-oriented infrared imaging and counter-drone systems. Q3 fiscal 2026 results validated this transition as revenues more than doubled to $19.1 million. The company's total backlog reached a record $110.6 million during the period.

Retail traders on platforms like Reddit actively discussed the stock as intraday prices cleared $17.25. Many participants focused on profit-taking strategies following the massive multi-day price surge.