TransDigm Group INC Goodwill & Intangibles Disclosure
| Power & Control | Airframe | Non-aviation | Total | ||||||||||||||||||||
| Balance at September 30, 2023 | $ | 4,208 | $ | 4,701 | $ | 79 | $ | 8,988 | |||||||||||||||
| Goodwill acquired during the period | 786 | 563 | — | 1,349 | |||||||||||||||||||
Purchase price allocation adjustments (1) | — | 35 | — | 35 | |||||||||||||||||||
| Currency translation adjustments and other | 40 | 7 | — | 47 | |||||||||||||||||||
| Balance at September 30, 2024 | 5,034 | 5,306 | 79 | 10,419 | |||||||||||||||||||
| Goodwill acquired during the period | 189 | 13 | — | 202 | |||||||||||||||||||
Purchase price allocation adjustments (2) | 18 | (56) | — | (38) | |||||||||||||||||||
| Currency translation adjustments and other | 32 | (3) | — | 29 | |||||||||||||||||||
| Balance at September 30, 2025 | $ | 5,273 | $ | 5,260 | $ | 79 | $ | 10,612 | |||||||||||||||
| 2025 | 2024 | ||||||||||||||||||||||||||||||||||
| Gross Carrying Amount | Accumulated Amortization | Net | Gross Carrying Amount | Accumulated Amortization | Net | ||||||||||||||||||||||||||||||
| Trademarks and trade names | $ | 1,162 | $ | — | $ | 1,162 | $ | 1,165 | $ | — | $ | 1,165 | |||||||||||||||||||||||
| Technology | 2,647 | 1,137 | 1,510 | 2,510 | 1,003 | 1,507 | |||||||||||||||||||||||||||||
| Order backlog | 59 | 28 | 31 | 61 | 13 | 48 | |||||||||||||||||||||||||||||
| Customer relationships | 971 | 225 | 746 | 895 | 175 | 720 | |||||||||||||||||||||||||||||
| Other | 12 | 7 | 5 | 12 | 6 | 6 | |||||||||||||||||||||||||||||
| Total | $ | 4,851 | $ | 1,397 | $ | 3,454 | $ | 4,643 | $ | 1,197 | $ | 3,446 | |||||||||||||||||||||||
| Gross Amount | Amortization Period | ||||||||||
| Intangible assets not subject to amortization: | |||||||||||
| Trademarks and trade names | $ | 11 | |||||||||
| Intangible assets subject to amortization: | |||||||||||
| Technology & Other | 71 | 10 to 20 years | |||||||||
| Order backlog | 17 | 1 year | |||||||||
| Customer relationships | 37 | 10 to 20 years | |||||||||
| 125 | |||||||||||
| Total | $ | 136 | |||||||||
| Fiscal Years Ended September 30, | |||||
| 2025 | $ | 201 | |||
| 2024 | 161 | ||||
| 2023 | 139 | ||||
| Fiscal Years Ended September 30, | |||||
| 2026 | $ | 203 | |||
| 2027 | 187 | ||||
| 2028 | 179 | ||||
| 2029 | 178 | ||||
| 2030 | 170 | ||||
Historical Timeline
| Fiscal Year | Filed | |
|---|---|---|
| 2025 | Nov 12, 2025 | Showing above |
| 2021 | Nov 16, 2021 | |
| 2020 | Nov 12, 2020 | |
| 2019 | Nov 19, 2019 | |
| 2018 | Nov 9, 2018 | |
| 2017 | Nov 13, 2017 | |
| 2016 | Nov 15, 2016 | |
| 2015 | Nov 13, 2015 | |
About Goodwill & Intangibles Disclosures
Goodwill and intangible asset disclosures reveal the premium paid in acquisitions and how management assesses whether that premium retains its value. Since goodwill is no longer amortized under US GAAP, the annual impairment test is the only mechanism that adjusts carrying values downward — making the assumptions behind that test critically important for investors.
Key signals: a history of goodwill impairments suggests management consistently overpays for acquisitions. Watch the gap between reporting unit fair value and carrying amount — when fair value exceeds carrying amount by less than 10-20%, a small decline in business performance could trigger a write-down. For finite-lived intangibles, examine useful life assumptions across customer relationships, technology, and trade names; aggressive estimates inflate near-term earnings. Compare total intangibles-to-total-assets ratios against peers to assess acquisition dependency. Rising goodwill as a percentage of equity can signal balance sheet fragility.