# TransDigm Group INC: overview

TDG · NYSE · CIK 1260221 · [Industrials](/sectors/industrials.md) · fiscal year ends Sep 30

Pages: [Overview](/companies/tdg.md) · [Financials](/companies/tdg/financials.md) · [Filings](/companies/tdg/filings.md) · [Insiders](/companies/tdg/insiders.md)

Latest reported revenue: [$2.74bn](/filings/0001260221-26-000053.md) for Q3 FY2026, three months to 2026-06-27, from the 10-Q filed Aug 4, 2026 (XBRL us-gaap:Revenues, accession 0001260221-26-000053).

## Last eight quarters

| Line item | Unit | Q4 FY2024 (2024-09-30) | Q1 FY2025 (2024-12-28) | Q2 FY2025 (2025-03-29) | Q3 FY2025 (2025-06-28) | Q4 FY2025 (2025-09-30) | Q1 FY2026 (2025-12-27) | Q2 FY2026 (2026-03-28) | Q3 FY2026 (2026-06-27) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [2,186 d](/filings/0001260221-24-000083.md) | [2,006](/filings/0001260221-26-000017.md) | [2,150](/filings/0001260221-26-000040.md) | [2,237](/filings/0001260221-26-000053.md) | [2,437 d](/filings/0001260221-25-000081.md) | [2,285](/filings/0001260221-26-000017.md) | [2,544](/filings/0001260221-26-000040.md) | [2,741](/filings/0001260221-26-000053.md) |
| Gross margin | % | [57.6% d](/filings/0001260221-25-000081.md) | [61.6%](/filings/0001260221-26-000017.md) | [59.3%](/filings/0001260221-26-000040.md) | [59.5%](/filings/0001260221-26-000053.md) | [60.3% d](/filings/0001260221-25-000081.md) | [59.2%](/filings/0001260221-26-000017.md) | [59.4%](/filings/0001260221-26-000040.md) | [59.4%](/filings/0001260221-26-000053.md) |
| Operating margin | % | [43.1% d](/filings/0001260221-25-000081.md) | [48.6%](/filings/0001260221-26-000017.md) | [46.1%](/filings/0001260221-26-000040.md) | [46.4%](/filings/0001260221-26-000053.md) | [47.6% d](/filings/0001260221-25-000081.md) | [45.6%](/filings/0001260221-26-000017.md) | [46.3%](/filings/0001260221-26-000040.md) | [44.8%](/filings/0001260221-26-000053.md) |
| Net margin | % | [21.4% d](/filings/0001260221-25-000081.md) | [24.6%](/filings/0001260221-26-000053.md) | [22.3%](/filings/0001260221-26-000053.md) | [22.0%](/filings/0001260221-26-000053.md) | [25.0% d](/filings/0001260221-25-000081.md) | [19.5%](/filings/0001260221-26-000053.md) | [21.0%](/filings/0001260221-26-000053.md) | [19.7%](/filings/0001260221-26-000053.md) |
| Diluted EPS | $ per share | not reported | [7.62](/filings/0001260221-26-000017.md) | [8.24](/filings/0001260221-26-000040.md) | [8.47](/filings/0001260221-26-000053.md) | not reported | [6.62](/filings/0001260221-26-000017.md) | [9.20](/filings/0001260221-26-000040.md) | [9.39](/filings/0001260221-26-000053.md) |
| Free cash flow | $m | [531 d](/filings/0001260221-25-000081.md) | [710](/filings/0001260221-26-000017.md) | [92.0 d](/filings/0001260221-26-000040.md) | [573 d](/filings/0001260221-26-000053.md) | [441 d](/filings/0001260221-25-000081.md) | [772](/filings/0001260221-26-000017.md) | [64.0 d](/filings/0001260221-26-000040.md) | [650 d](/filings/0001260221-26-000053.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 12-month figure less the 9-month figure; 6-month figure less the 3-month figure; 9-month figure less the 6-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-09-30) | FY2022 (2022-09-30) | FY2023 (2023-09-30) | FY2024 (2024-09-30) | FY2025 (2025-09-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [4,798](/filings/0001260221-23-000081.md) | [5,429](/filings/0001260221-24-000083.md) | [6,585](/filings/0001260221-24-000083.md) | [7,940](/filings/0001260221-24-000083.md) | [8,831](/filings/0001260221-25-000081.md) |
| Gross margin | % | [52.4%](/filings/0001260221-23-000081.md) | [57.1%](/filings/0001260221-24-000083.md) | [58.3%](/filings/0001260221-25-000081.md) | [58.8%](/filings/0001260221-25-000081.md) | [60.1%](/filings/0001260221-25-000081.md) |
| Operating margin | % | [35.2%](/filings/0001260221-23-000081.md) | [40.8%](/filings/0001260221-24-000083.md) | [44.4%](/filings/0001260221-25-000081.md) | [44.5%](/filings/0001260221-25-000081.md) | [47.2%](/filings/0001260221-25-000081.md) |
| Net margin | % | [14.2%](/filings/0001260221-23-000081.md) | [16.0%](/filings/0001260221-24-000083.md) | [19.7%](/filings/0001260221-25-000081.md) | [21.6%](/filings/0001260221-25-000081.md) | [23.5%](/filings/0001260221-25-000081.md) |
| Diluted EPS | $ per share | [10.41](/filings/0001260221-23-000081.md) | [13.40](/filings/0001260221-24-000083.md) | [22.03](/filings/0001260221-25-000081.md) | [25.62](/filings/0001260221-25-000081.md) | [32.08](/filings/0001260221-25-000081.md) |
| Free cash flow | $m | [808](/filings/0001260221-23-000081.md) | [829](/filings/0001260221-24-000083.md) | [1,236](/filings/0001260221-25-000081.md) | [1,880](/filings/0001260221-25-000081.md) | [1,816](/filings/0001260221-25-000081.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/tdg/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [Capital International Investors](/funds/1562230.md) | 2026-06-30 | $6.74bn | 5,062,682 |  | Reduced −432,013 |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $6.49bn | 4,871,505 |  | Added +270,253 |
| [Capital World Investors](/funds/1422849.md) | 2026-06-30 | $5.69bn | 4,274,109 |  | Reduced −392,382 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $4.87bn | 3,653,511 |  | Reduced −16,218 |
| [Capital Research Global Investors](/funds/1422848.md) | 2026-06-30 | $4.16bn | 3,119,490 |  | Reduced −24,019 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $3.44bn | 2,580,994 |  | Added +7,907 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $3.41bn | 2,559,096 |  | Added +42,490 |
| [PRINCIPAL FINANCIAL GROUP INC](/funds/1126328.md) | 2026-06-30 | $2.28bn | 1,709,129 |  | Reduced −304,655 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $1.71bn | 1,286,385 |  | Added +9,941 |
| [FMR LLC](/funds/315066.md) | 2026-06-30 | $1.45bn | 1,091,534 |  | Reduced −267,005 |

## Recent filings

[All 2,053 filings](/companies/tdg/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-29 | 12:00 ET | [8-K](/filings/0001193125-26-406037.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001193125-26-406037 |
| 2026-09-28 | 11:42 ET | [8-K](/filings/0001260221-26-000064.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001260221-26-000064 |
| 2026-09-21 | 20:15 ET | [8-K](/filings/0001260221-26-000062.md) | 8.01 Other events | 0001260221-26-000062 |
| 2026-09-14 | 20:43 ET | [8-K](/filings/0001260221-26-000059.md) | 7.01 Regulation FD disclosure | 0001260221-26-000059 |
| 2026-09-14 | 13:06 ET | [8-K](/filings/0001260221-26-000057.md) | 7.01 Regulation FD disclosure | 0001260221-26-000057 |
| 2026-09-14 | 13:04 ET | [8-K](/filings/0001260221-26-000056.md) | 7.01 Regulation FD disclosure | 0001260221-26-000056 |
| 2026-08-04 | 20:04 ET | [10-Q](/filings/0001260221-26-000053.md) | Quarterly report, period 2026-06-27 | 0001260221-26-000053 |
| 2026-08-04 | 11:17 ET | [8-K](/filings/0001260221-26-000052.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001260221-26-000052 |
| 2026-07-27 | 11:16 ET | [8-K](/filings/0001260221-26-000048.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001260221-26-000048 |
| 2026-07-24 | 11:15 ET | [8-K](/filings/0001260221-26-000046.md) | 5.02 Departure or appointment of officers or directors | 0001260221-26-000046 |

## Latest annual report

[Form 10-K for the fiscal year ended Sep 30, 2025](/filings/0001260221-25-000081.md), filed Nov 12, 2025.

## Forecast league

Q4 FY2026, the quarter ended 2026-09-27, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/91f1385f-b164-4ee8-9d7f-8ba71bcd3213)

## About the filer

- CIK: 1260221
- Tickers: TDG
- Exchange: NYSE
- SIC code: 3728 Aircraft Parts & Auxiliary Equipment, NEC
- State of incorporation: DE
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:35 ET. No prices; not investment advice.