What is the reason for Matthew Sepe's departure?

Matthew Sepe has announced his planned retirement from Lumentum Holdings Inc., which is anticipated to occur in the fall of 2026. He will continue to serve as Senior Vice President, Finance until his retirement.

Who is replacing Matthew Sepe as Chief Accounting Officer?

Eric Chang, who recently joined the company as Senior Vice President, Finance, has been appointed as the new Chief Accounting Officer. His appointment is effective from the later of February 6, 2026, or the date Lumentum files its Quarterly Report on Form 10-Q for the period ending December 27, 2025.

Does Eric Chang have relevant experience for this role?

Yes, Eric Chang has a strong background in financial leadership. His experience includes serving as Chief Financial Officer of Digilens, Inc., and as VP, Chief Accounting Officer of Edgio, Inc. He also held senior finance roles at Aviat Networks, Inc., Summit Interconnect, Inc., and has experience from his time at Ernst & Young LLP and PricewaterhouseCoopers LLP, focusing on public company audits.

Will Eric Chang's compensation change with this new role?

No, the filing states that Eric Chang's compensation is not expected to change in connection with his appointment as Chief Accounting Officer.

LITE 8-K: Leadership Changes

Summary

Lumentum Holdings Inc. (LITE) announced a leadership transition in its accounting department via an 8-K filing on January 5, 2026. Chief Accounting Officer and Senior Vice President, Finance, Matthew Sepe, is planning to retire in the fall of 2026. Mr. Sepe will transition out of his Chief Accounting Officer role by February 6, 2026, or upon the filing of the Q4 2025 10-Q, whichever is later. This transition ensures continuity as the company prepares its upcoming financial reports.

Key Highlights

1Matthew Sepe, Chief Accounting Officer and SVP, Finance, announced his planned retirement in fall 2026.
2Mr. Sepe will step down as Chief Accounting Officer effective February 6, 2026, or upon the filing of the Q4 2025 10-Q.
3Eric Chang has been appointed as the new Chief Accounting Officer, effective upon Mr. Sepe's transition.
4Mr. Chang recently joined Lumentum as Senior Vice President, Finance.
5Mr. Chang possesses extensive experience, including previous CFO and CAO roles at publicly traded companies such as Digilens, Inc., Edgio, Inc., and Aviat Networks, Inc.
6Mr. Chang's compensation is not expected to change due to his new role.
7The appointment of Mr. Chang is part of a planned leadership transition with no known conflicts or undisclosed interests.

Lumentum Holdings Inc. 8-K Report, Executive Changes (Jan 5, 2026)

Summary

Key Highlights

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