According to SEC Form 4 filings, Lumentum Holdings Inc. Executive Vice President and Chief Financial Officer, Ali Wajid, sold 10,728 shares of the company's stock on August 19 and August 21. This transaction was non-discretionary and was executed to satisfy mandatory income tax and remittance obligations related to the vesting of equity awards, and does not reflect a change in the executive's view of the company's valuation or prospects. This sale represents 13% of his direct holdings.