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’s SEC reports can stretch past 300 pages, filled with aerospace engineering terms, acquisition footnotes, and leveraged finance tables—no wonder analysts keep typing "TransDigm SEC filings explained simply" into search bars. If you have ever hunted for "TransDigm insider trading Form 4 transactions" or struggled to trace how a tiny bolt-on acquisition affects cash flow, you know the challenge.
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TransDigm Group (TDG) insider plans a small stock sale under Rule 144. A holder has filed to sell 2,736 shares of TDG common stock through broker Stifel Nicolaus on the NYSE, with an aggregate market value of
TransDigm Group (TDG) filed its annual report summarizing a specialized aerospace components business with broad platform exposure and long product lifecycles. Management estimates that approximately 90% of fiscal 2025 net sales came from proprietary products, with about 55% from the aftermarket, which historically carries higher margins than OEM sales.
The company organizes operations into three segments: Power & Control, Airframe and Non‑aviation, serving airlines, OEMs, defense agencies and distributors. The customer base is diversified: the top ten customers accounted for ~40% of fiscal 2025 net sales, and no single customer exceeded 10%. TransDigm reported $3,296 million in net sales to foreign customers for the year ended September 30, 2025, highlighting its global footprint. As of October 31, 2025, there were 56,318,584 shares outstanding.
TDG notes significant indebtedness and outlines interest‑rate risk management using swaps, caps and collars. The company had approximately 16,500 employees as of September 30, 2025, with about 15% represented by labor unions. Key disclosed risks include cyclicality in commercial aerospace, supply chain pressures, regulatory and government contracting complexities, data security, and climate‑related regulations.
TransDigm Group (TDG) furnished its quarterly results update. The company furnished a press release announcing financial results for its fourth quarter ended September 30, 2025, as Exhibit 99.1. The information is furnished and, as stated, is not deemed “filed” for liability purposes and is not incorporated by reference into other filings.
TransDigm will host a conference call on November 12, 2025 at 11:00 a.m. Eastern Time. A live audio webcast and slide presentation will be available at https://www.transdigm.com via the investor relations page under “Presentations,” with a replay archived later that day.
TransDigm Group (TDG) reported that director David Barr acquired 518 stock options on 11/04/2025 (transaction code A) with an exercise price of $1,291.97 per share. The options expire 11/04/2035 and vest 20% per year over five years beginning September 30, 2026, subject to achieving annual operating performance targets. Following the transaction, 518 derivative securities were beneficially owned, held directly.
TransDigm Group (TDG) filed a Form 4 for director Jane Cronin reporting a grant of stock options on 11/04/2025. The award covers 518 options with an exercise price of $1,291.97 per share.
The options vest 20% per year over five years beginning September 30, 2026, subject to the achievement of annual operating performance targets, and expire on 11/04/2035. Following this transaction, 518 derivative securities were beneficially owned, held directly.
TransDigm Group (TDG)stock options for 518 shares on November 4, 2025 with an exercise price of $1,291.97 per share and an expiration date of November 4, 2035.
The options vest at 20% per year over five years beginning September 30, 2026, subject to the achievement of annual operating performance targets. Following the grant, the reporting person held 518 derivative securities directly. The derivative security is a stock option on TransDigm common stock.
TransDigm Group (TDG) director Sean Hennessy reported a grant of 518 stock options on 11/04/2025 at an exercise price of $1,291.97 per share. The options vest 20% per year over five years beginning September 30, 2026, subject to annual operating performance targets, and expire on 11/04/2035. Following the grant, Hennessy beneficially owns 518 derivative securities, held directly.
TransDigm Group (TDG) reported an insider equity grant. Director W. Nicholas Howley received 518 stock options on 11/04/2025 at an exercise price of $1,291.97 per share. The options vest 20% per year over five years beginning September 30, 2026, subject to the achievement of annual operating performance targets, and expire on 11/04/2035. Following the grant, 518 derivative securities were beneficially owned directly.
TransDigm Group (TDG) — Form 4: Director Gary McCullough reported a grant of stock options on 11/04/2025. The award covers 518 options to purchase common stock at an exercise price of $1,291.97 per share, expiring on 11/04/2035. The filing lists 518 derivative securities beneficially owned following the transaction, held direct.
Per the footnote, the options vest 20% per year over five years beginning September 30, 2026, and are subject to annual operating performance targets.
TransDigm Group (TDG): Director Peter Palmer reported an equity grant on Form 4. He acquired stock options covering 518 shares on Nov 4, 2025 with an exercise price of $1,291.97 per share and an expiration date of Nov 4, 2035.
The options vest at 20% per year over five years, beginning Sept 30, 2026, and are subject to the achievement of annual operating performance targets each year. Following the transaction, 518 derivative securities were beneficially owned on a direct basis.
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