TransDigm CEO Kevin Stein to retire Sept 30, 2025; COO Mike Lisman named successor

TransDigm Group INC

Kevin Stein retires as President & CEO effective Sept 30, 2025; will remain as advisor through March 2026 and continue on board.
Mike Lisman, current Co-COO, appointed President & CEO; previously served as CFO and led M&A at TransDigm.
Chairman cites planned succession following Stein's ~11-year tenure generating shareholder value.
Lisman holds B.S. in aerospace engineering from Notre Dame and MBA from Harvard Business School.

item 5.02 item 9.01

Executive movements

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Departed

Kevin M. Stein

President and Chief Executive Officer

TDG · TransDigm Group INC

Effective: 2025-09-30
Successor: Michael J. Lisman
Filed: May 6, 2025, 7:59 PM ET

Kevin M. Stein, President and Chief Executive Officer of TransDigm Group Incorporated (the “Company”), notified the Board that he will retire as President and Chief Executive Officer, effective as of September 30, 2025.

Appointed

Michael J. Lisman

President and Chief Executive Officer

TDG · TransDigm Group INC

Effective: 2025-09-30
Filed: May 6, 2025, 7:59 PM ET

Michael J. Lisman will succeed Mr. Stein as President and Chief Executive Officer.

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 0.95

Kevin M. Stein retired as President and Chief Executive Officer at TransDigm Group INC.

Action: retired
Role: President and Chief Executive Officer

Exact text from the filing

Kevin M. Stein, President and Chief Executive Officer of TransDigm Group Incorporated (the “Company”), notified the Board that he will retire as President and Chief Executive Officer, effective as of September 30, 2025.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.85

Michael J. Lisman was appointed as President and Chief Executive Officer at TransDigm Group INC.

Action: appointed
Role: President and Chief Executive Officer

Exact text from the filing

Michael J. Lisman will succeed Mr. Stein as President and Chief Executive Officer.

View on SEC.gov

TransDigm Group INC filing history →

Source: SEC EDGAR

accession 0001260221-25-000025

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