Lumentum Holdings Inc.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. These include statements regarding: demand in our markets (including accelerating AI demand) and for our products, revenue growth and opportunities, growth drivers, our total addressable market, and our guidance with respect to future net revenue, non-GAAP diluted earnings per share, and non-GAAP operating margin, and related assumptions. These forward-looking statements involve risks and uncertainties that could cause actual results to differ materially from those projected. Among the factors that could cause actual results to differ from those contemplated are: (a) uncertainty and volatility in the global markets, including uncertainty and volatility in the macroeconomic environment, volatility and uncertainty with respect to economic growth, inflationary pressures, changes in the political or economic environment, such as geopolitical conflicts, war, international trade regulation and restrictions (including tariffs, duties and export controls to be implemented by the U.S. and other countries), including for certain rare earth minerals, and the effect of such market disruptions on demand for our products, technology spending by our customers, our costs and expenses and our ability to obtain components for our products; (b) quarter-over-quarter product mix fluctuations, which can materially impact profitability measures due to the broad gross margin ranges across our portfolio; (c) decline of average selling prices across our businesses or increase in costs, either of which will also decrease our margins; (d) effects of seasonality; (e) our ability to increase our manufacturing capacity and our ability and the ability of our suppliers and contract manufacturers to meet production, quality, and delivery requirements for our forecasted demand; (f) changes in customer demand, including due to changes in inventory practices and end-customer demand, and potential order cancellations, reductions or delays and their effects; (g) our ability to attract and retain new customers, particularly in the cloud photonics and imaging and sensing markets; (h) the risk that our markets will not grow or develop as expected or that our strategies and ability to compete in those markets are not successful, (i) the risk that Lumentum’s financing or operating strategies will not be successful; (j) risks related to our restructuring initiatives and changes to our operations; (k) failure to successfully integrate acquisitions into our business or that we will not achieve the expected benefits; (l) risks related to servicing our current and future debt and compliance with the covenants under our revolving credit facility and term loans. A detailed discussion of these and other risks and uncertainties that could cause actual results and events to differ materially from such forward-looking statements is included in the Company’s Annual Report on Form 10-K for the fiscal year ended June 27, 2026 filed with the Securities and Exchange Commission (the “SEC) and the Company’s other filings with the SEC, including the Quarterly Report on Form 10-Q for the fiscal quarter ended September 26, 2026 which will be filed with the SEC, available at www.sec.gov, under the "Risk Factors" section and elsewhere. The forward-looking statements contained in this press release are made as of the date hereof and the Company assumes no obligation to update such statements, except as required by applicable law.