SCHEDULE 13G/A 0000895345-25-000082 0001509842 XXXXXXXX LIVE 1 Common Stock, par value of $0.001 per share 06/30/2025 0001633978 Lumentum Holdings Inc. 55024U109 1001 RIDDER PARK DRIVE SAN JOSE CA 95131 Rule 13d-1(c) SteelMill Master Fund LP E9 0 2532821 0 2532821 2532821 N 3.6 PN PointState Holdings LLC DE 0 2532821 0 2532821 2532821 N 3.6 OO PointState Capital LP DE 0 2532821 0 2532821 2532821 N 3.6 IA PN PointState Capital GP LLC DE 0 2532821 0 2532821 2532821 N 3.6 OO Zachary J. Schreiber X1 0 2532821 0 2532821 2532821 N 3.6 IN Lumentum Holdings Inc. 1001 RIDDER PARK DRIVE, SAN JOSE, California, 95131 The name of the issuer is Lumentum Holdings Inc. (the "Company"). The address of the business office of each of the Reporting Persons is care of PointState Capital LP, 9 West 57th Street, 37th Floor, New York, NY 10019. SteelMill is organized under the laws of the Cayman Islands. PointState Holdings, PointState and PointState GP are organized under the laws of the State of Delaware. Mr. Schreiber is a citizen of the United States of America. Y The information in Items 5 through 9 and Item 11 on the cover pages to this Schedule 13G is hereby incorporated by reference. 3.6 The information in Items 5 through 9 and Item 11 on the cover pages to this Schedule 13G is hereby incorporated by reference. The information in Items 5 through 9 and Item 11 on the cover pages to this Schedule 13G is hereby incorporated by reference. The information in Items 5 through 9 and Item 11 on the cover pages to this Schedule 13G is hereby incorporated by reference. The information in Items 5 through 9 and Item 11 on the cover pages to this Schedule 13G is hereby incorporated by reference. N Y Y N The information in Items 2 and 4 is hereby incorporated by reference. Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. SteelMill Master Fund LP /s/ Zachary J. Schreiber 08/14/2025 PointState Holdings LLC /s/ Zachary J. Schreiber 08/14/2025 PointState Capital LP /s/ Zachary J. Schreiber 08/14/2025 PointState Capital GP LLC /s/ Zachary J. Schreiber 08/14/2025 Zachary J. Schreiber /s/ Zachary J. Schreiber 08/14/2025