Lumentum Holdings Inc

Securities Trading Plans of Directors and Executive Officers

During our last fiscal quarter, the following directors and officers, as defined in Rule 16a-1(f), adopted a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” each as defined in Regulation S-K Item 408.

On August 22, 2024, Julie Johnson, a member of ourboard of directors, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of up to 2,058 shares of our common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until August 22, 2025, or earlier if all transactions under the trading arrangement are completed.

On August 26, 2024, Vince Retort, our President, Industrial Tech and Chief Business Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of up to 152,147 shares of our common stock. The actual number of shares sold under the trading arrangement will depend on achievement of performance targets applicable to the performance stock units (“PSUs”) subject to the trading arrangement and be net of shares withheld for taxes upon vesting and settlement of the PSUs subject to the trading arrangement. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until August 29, 2025, or earlier if all transactions under the trading arrangement are completed.

On August 30, 2024, Wajid Ali, our Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate of up to 67,118 shares of our common stock. The actual number of shares sold under the trading arrangement will depend on achievement of performance targets applicable to the PSUs subject to the trading arrangement and be net of shares withheld for taxes upon vesting and settlement of the PSUs subject to the trading arrangement. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until September 26, 2025, or earlier if all transactions under the trading arrangement are completed.

On May 20, 2024, Penny Herscher, a member of ourboard of directors, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of an aggregate up to 2,167 shares of our common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until May 20, 2025, or earlier if all transactions under the trading arrangement are completed.