Lumentum Stock Soars, a Company Insider Dumps Nearly 40,000 Shares Worth $33 Million

Lumentum Holdings saw an insider sell a large block of shares even as the stock remains near recent strength. Vincent Retort, Executive Vice President of Global Reliability and Quality, sold 38,663 shares of common stock on August 25, 2026, according to an SEC Form 4 filing. The weighted average sale price was $852.59 per share, with a transaction value based on that average. The filing also shows a post-transaction market close valuation of $885.57. Retort’s sale came after a 618% one-year total return; the stock closed August 26 at $939.03, about 10% above the sale’s weighted average. He retained 78,440 shares valued at $69.46 million.