Welcome to our dedicated page for Transdigm Group SEC filings (Ticker: TDG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
TransDigm Group Incorporated filings document operating results, material events and capital-structure activity for an aerospace components company listed on the New York Stock Exchange under TDG. Form 8-K reports include quarterly financial results, conference-call materials, acquisition-related events and exhibits furnished with company press releases.
The filing record also covers financing arrangements at subsidiary TransDigm Inc., including senior subordinated notes, term loans, indenture and guarantee disclosures. Governance filings report annual meeting voting outcomes, director elections, auditor ratification and advisory executive-compensation votes, alongside common-stock registration details and other material agreements.
An affiliated shareholder of TransDigm Group has filed to sell 1,160 shares of common stock under Rule 144. The shares are to be sold through Morgan Stanley Smith Barney LLC Executive Financial Services on or about 02/02/2026 on the NYSE, with an aggregate market value of $1,655,946.40. The filing notes that these shares were acquired on 02/02/2026 by exercising stock options granted by the issuer and paid for in cash. The company had 56,318,584 shares outstanding of this class. Over the prior three months, 10b5-1 plan sales for Patrick J. Murphy included three separate 290-share transactions, each generating gross proceeds between about $379,900.00 and $391,807.40.
TransDigm Group (TDG) is asking stockholders to elect ten directors, ratify Ernst & Young as auditor, and approve executive pay at its March 5, 2026 annual meeting. The proxy highlights very strong FY 2025 performance, with net sales of $8.8 billion (up 11%), net income from continuing operations of $2.1 billion (up 21%), and EBITDA As Defined of $4.8 billion (up 14%). Earnings per share from continuing operations rose 25% to $32.08, while adjusted EPS increased 10% to $37.33.
The company returned large amounts of capital through two special dividends totaling about $9.6 billion and $500 million of share repurchases, while deploying over $0.9 billion on acquisitions and refinancing about $6 billion of debt. The filing details a CEO transition to Michael J. Lisman, a largely independent board with a separate chair and lead independent director, extensive stockholder engagement, and an executive compensation program where more than 94% of CEO pay and 97% of other named executive pay is at-risk and largely option-based with rigorous performance hurdles.
TransDigm Group’s Co-Chief Operating Officer Joel Reiss reported an insider transaction involving stock options and common shares on January 15, 2026. He exercised 3,900 stock options at an exercise price of $284.97 per share, receiving the same number of TransDigm common shares. On the same date, he sold common stock in a series of small trades, each reported with an average weighted sale price, at levels ranging from about $1,420 to $1,439 per share. After these transactions, he directly owned 3,600 shares of TransDigm common stock and 35,300 stock options. The footnotes clarify that each reported sale price is a weighted average, with full price breakdowns available to regulators or shareholders on request.
TransDigm Group’s Co-Chief Operating Officer Joel Reiss reported an insider transaction involving stock options and common shares on January 15, 2026. He exercised 3,900 stock options at an exercise price of $284.97 per share, receiving the same number of TransDigm common shares. On the same date, he sold common stock in a series of small trades, each reported with an average weighted sale price, at levels ranging from about $1,420 to $1,439 per share. After these transactions, he directly owned 3,600 shares of TransDigm common stock and 35,300 stock options. The footnotes clarify that each reported sale price is a weighted average, with full price breakdowns available to regulators or shareholders on request.
TransDigm Group director Kevin M. Stein, through Fortuna Trust dated June 1, 2018, reported linked option and share transactions dated January 14, 2026. The trust exercised 7,627 stock options for TransDigm common stock at an exercise price of $342.31 per share, receiving 7,627 shares.
The trust then sold TransDigm common shares in three weighted-average blocks: 2,141 shares at $1,405.6379, 3,964 shares at $1,406.4099, and 1,522 shares at $1,407.3422. After these trades, the trust held 8,158 TransDigm common shares and 43,000 stock options indirectly for the reporting person.
TransDigm Group director Kevin M. Stein, through Fortuna Trust dated June 1, 2018, reported linked option and share transactions dated January 14, 2026. The trust exercised 7,627 stock options for TransDigm common stock at an exercise price of $342.31 per share, receiving 7,627 shares.
The trust then sold TransDigm common shares in three weighted-average blocks: 2,141 shares at $1,405.6379, 3,964 shares at $1,406.4099, and 1,522 shares at $1,407.3422. After these trades, the trust held 8,158 TransDigm common shares and 43,000 stock options indirectly for the reporting person.
TransDigm Group has signed a definitive agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, portfolio companies of Vance Street Capital, for approximately $2.2 billion in cash, including certain tax benefits. The two businesses focus on highly engineered, proprietary FAA-approved replacement parts and repairs for the commercial, regional, cargo, general and business aviation aftermarket.
Jet Parts Engineering, based in Seattle, designs and manufactures proprietary OEM-alternative parts and repairs, with engineering and repair locations across several U.S. states and the United Kingdom and approximately 300 employees. Victor Sierra Aviation brings brands such as McFarlane Aviation, Tempest Aero Group and Aviation Products Systems, employs about 400 people, and operates multiple U.S. facilities.
The companies together generated about $280 million of revenue for the calendar year ended December 31, 2025. Closing of the acquisition is subject to regulatory approval in the United States and other customary closing conditions.
TransDigm Group has signed a definitive agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, portfolio companies of Vance Street Capital, for approximately $2.2 billion in cash, including certain tax benefits. The two businesses focus on highly engineered, proprietary FAA-approved replacement parts and repairs for the commercial, regional, cargo, general and business aviation aftermarket.
Jet Parts Engineering, based in Seattle, designs and manufactures proprietary OEM-alternative parts and repairs, with engineering and repair locations across several U.S. states and the United Kingdom and approximately 300 employees. Victor Sierra Aviation brings brands such as McFarlane Aviation, Tempest Aero Group and Aviation Products Systems, employs about 400 people, and operates multiple U.S. facilities.
The companies together generated about $280 million of revenue for the calendar year ended December 31, 2025. Closing of the acquisition is subject to regulatory approval in the United States and other customary closing conditions.
A selling trust has filed a Form 144 notice to sell shares of the issuer’s common stock. The filing covers 7627 common shares to be sold on the NYSE around 01/14/2026 through Morgan Stanley Smith Barney LLC, with an aggregate market value listed as 10540361.46. These shares were acquired on 01/14/2026 via an exercise of stock options from the issuer, paid in cash on the same date.
The notice also lists prior sales during the past three months by THE FORTUNA TRUST U/T/A DTD 06/01/2018 under a Rule 10b5-1 trading arrangement. Examples include 25000 common shares sold on 01/05/2026 for gross proceeds of 34339836.86 and 17373 shares sold on 01/08/2026 for 24448105.61, along with several additional sales between 10/27/2025 and 12/04/2025.
TransDigm Group director Kevin M. Stein, through the Fortuna Trust dated June 1, 2018, reported an option exercise and related stock sales. On January 8, 2026, the trust exercised a stock option for 17,373 shares of common stock at an exercise price of $342.31 per share, with the price adjusted for dividends declared since August 1, 2022. The same day, the trust sold a total of 17,373 TransDigm Group shares in several market transactions at average prices ranging from about $1,405.3006 to $1,413.17 per share. After these transactions, the trust held 8,158 shares of TransDigm common stock and 50,627 stock options, all reported as indirectly owned.
A shareholder of TDG has filed a Form 144 notice to sell 17,373 shares of common stock. The shares are expected to be sold around 01/08/2026 through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of $24,065,948.25. The filing notes that there were 56,318,584 common shares outstanding.
The securities to be sold were acquired on 01/08/2026 through an exercise of stock options, paid in cash. The notice also lists prior Rule 10b5-1 sales by The Fortuna Trust in the past three months, including 25,000 shares sold on 01/05/2026 for $34,339,836.86 and 17,526 shares sold on 12/04/2025 for $23,875,414.18.
TransDigm Group Inc. director Kevin Stein, through the Fortuna Trust dated June 1, 2018, reported option exercises and share sales dated 01/05/2026. The trust exercised 17,940 stock options at an exercise price of $105.88 per share and another 7,060 options at $341.28 per share, both relating to TransDigm common stock.
On the same date, the trust sold multiple blocks of TransDigm common stock in open-market transactions at prices ranging from about $1,361.59 to $1,387.035 per share, reported as weighted average prices for each sale line. After these transactions, the trust indirectly held 8,158 shares of TransDigm common stock and 42,940 stock options, all reported as indirectly owned through the Fortuna Trust.