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Quote this valuation with its source: Fair value, Potential value and the price at analysis.
FAQ
TDG — frequently asked questions
Is TransDigm Group Incorporated overvalued?
In our latest published analysis dated 2026-10-22, TDG trades close to fair value. The price recorded at analysis is 1113 USD versus our fair value of 1148 USD; the high endpoint is presented separately as potential value of 1369 USD. That implies roughly 3.2% upside to fair value at that date.
Our latest published report, analyzed 2026-10-22, gives TDG a fair value of 1148 USD and a potential value of 1369 USD. The conclusion is triangulated across multiple valuation models and weighted by reliability for TransDigm Group Incorporated's archetype; it is a dated research output, not a live price.
Should I buy TDG now?
Our latest published rating for TDG, analyzed 2026-10-22, is Hold. TransDigm Group Incorporated trades close to fair value at the analysis-date price of 1113 USD versus fair value of 1148 USD; potential value is 1369 USD. This is research for educational purposes, not personalized investment advice.
What are the biggest risks for TDG?
The dedicated bear-case section in our report analyzed 2026-10-22 documents TransDigm Group Incorporated's material risks, evidence, thresholds, and thesis-invalidation conditions. Scenario-specific explanations remain in that section so the report does not repeat or decontextualize them elsewhere.
What is TDG's rating?
Our latest published rating for TDG, analyzed 2026-10-22, is Hold, with a published moat assessment of 9/10 (Wide). It reflects our fair value of 1148 USD, the potential value of 1369 USD, and the price recorded at analysis (1113 USD).
Este informe aún no se ha traducido. Actualice en unos minutos una vez que la cola de traducción se ponga al día.
§1 Resumen ejecutivoEN
Respuesta en 30 segundosHold
Precio frente a valor
Precio
$1,113.01
Valor razonable
$1,148.16
Valor potencial
$1,368.99
A fecha de
2026-10-22
Por qué puede funcionar
Accelerating commercial widebody aircraft utilization and OEM build-rate ramps expanding the high-margin proprietary aftermarket installed base, combined with accretive roll-in of newly acquired businesses (Jet Parts Engineering, Victor Sierra, and Prince & Izant) driving adjusted EPS compounding through FY2031.
Qué cambiaría nuestra opinión
Regulatory defense procurement audits targeting sole-source aftermarket pricing or pushback from commercial airline operators on price escalations.
TransDigm Group Incorporated (TDG) trades at $1,113.01, representing a 3.16% upside to our central Fair Value estimate of $1,148.16 and supporting our Hold rating. While TransDigm's proprietary aftermarket dominance and ~50% operating margins remain unmatched among aerospace suppliers, current market levels fully reflect its near-term earnings compounding against an elevated $33.49B debt load.4
TransDigm's operational model combines proprietary aerospace components, sole-source manufacturing positions, and disciplined aftermarket pricing. In FY2025, the company generated $4,165M in operating profit on $8,831M of net sales (47.16% operating margin), while delivering $1,816M in free cash flow. of $222M represented just 2.5% of , highlighting the asset-light nature of its manufacturing portfolio.
Following strong Q3 FY2026 results with commercial aftermarket revenue expanding 17%, management raised full-year guidance to $10.51B in sales, $5.52B in EBITDA As Defined (~52.5% margin), $41.04 in adjusted EPS, and ~$2.6B in free cash flow. Base businesses continue to deliver 100 to 150 basis points of annual constant-mix margin improvement, absorbing dilution from recent acquisitions including Jet Parts Engineering, Victor Sierra ($2.2B), and Prince & Izant ($1.07B).5
However, at 23.09x forward earnings, valuation offers a modest 3.2% upside to our central Fair Value of $1,148.16. TransDigm carries $33.49B in total debt and a negative stockholders' deficit resulting from historical debt-funded capital distributions and repurchases. While high operating profitability shields debt service, refinancing costs and multiple sensitivity warrant maintaining existing positions rather than aggressive capital deployment.4
Over 90% of revenue is proprietary with FAA-certified intellectual property, driving a 47.16% FY2025 operating margin and 100 to 150 bps annual margin gains on constant mix.5,7
Commercial Fleet Utilization and Aftermarket Compounding
Expanding commercial flight hours and an aging global fleet drive high-margin replacement demand, supporting low-double-digit aftermarket revenue growth.5
Accretive Bolt-On Acquisition Track Record
Proven acquisition playbook integrating sole-source manufacturers such as Jet Parts Engineering, Victor Sierra, and Prince & Izant, expanding the high-margin installed base.
Recomendación de la casa
High business quality and proprietary pricing power are offset by full valuation at 23.09x forward P/E and an elevated $33.49B debt load.4
Descripción general de la empresa
TransDigm Group Incorporated is a leading global designer, producer, and supplier of highly engineered aircraft components for commercial and military aircraft in service today. Major product offerings include mechanical and electro-mechanical actuators, ignition systems, specialized pumps and valves, power conditioning devices, specialized motors, and cargo delivery systems.
The company operates primarily across two reporting segments: Power & Control ($4,559M in FY2025 net sales) and Airframe ($4,112M in FY2025 net sales), with Non-aviation generating $160M. Geographically, United States sales were $5,535M while international non-US sales reached $3,296M. Customer concentration is highly fragmented, with no single customer accounting for 10% or more of net sales in fiscal 2025, 2024, or 2023.
§2 Caso bajistaEN
A compounded stress scenario models a simultaneous downturn in global commercial aviation flight hours, legislative limits on sole-source defense parts markups, and elevated benchmark borrowing costs. Under this stress test, operating margin contracts by 600 bps below modeled levels toward 41.5%, while refinancing yields on TransDigm's $33.49B total debt burden push computed WACC above 9.74%. With annual interest expense exceeding $2.0B against lower operating income, discretionary free cash flow for share repurchases and bolt-on acquisitions is sharply curtailed, compressing valuation multiples toward traditional defense prime levels of 17.6x.
In the Bear case, commercial aerospace maintenance spending softens, regulatory scrutiny restricts defense sole-source spare pricing markups, and debt refinancing costs elevate interest expense across the capital structure.
Cómo puede fallar esta tesis
Regulatory pricing scrutiny and commercial aftermarket resistance compress operating profitability
Operating income of $4,165M on $8,831M revenue yielded a 47.16% operating margin in FY2025. A 600 bps margin compression below 41.5% driven by defense procurement audits on sole-source pricing and commercial airline pushback reduces earnings compounding severely, driving an estimated 28.5% fair value decline.7
FV impact
-2.4%
Operating margin 6 points lower throughout
Señales de alerta temprana a vigilar
Los cinco acontecimientos que debilitarían nuestra tesis de inversión.
Operating margin erosion below 45.0% would signal that recent acquisition dilution cannot be absorbed by base business pricing or that defense procurement audits are constraining sole-source spare pricing markups.
Actual:47.16% in FY2025
Alerta siBelow 45.0% on a trailing twelve-month basis
02
§3 Foso competitivoEN
Wide
TransDigm commands a Wide economic moat rooted in its ownership of proprietary intellectual property and FAA/EASA technical certifications across virtually all commercial and military aircraft in active service. Over 90% of consolidated revenue is generated by proprietary parts, the vast majority of which are sole-source. This structural positioning shields the company from direct competitive bidding and enables value-based pricing, driving an FY2025 GAAP operating margin of 47.16% and guided FY2026 EBITDA As Defined margins of ~52.5%.
The economics of TransDigm's catalog are reinforced by an installed-base compounding dynamic. Aftermarket replacement parts, which generate substantially higher profitability than OEM line-fit sales, provide recurring cash flow across the 30-year operational life of commercial fleets. Management targets and delivers 100 to 150 basis points of annual constant-mix margin improvement across base businesses, demonstrating exceptional pricing discipline and operational execution that peer aerospace contractors cannot match.
Customer fragmentation further reinforces the moat. No individual customer represented 10% or more of net sales in fiscal 2023, 2024, or 2025. Demand is distributed globally across airlines, cargo carriers, defense logistics agencies, and tier-1 sub-tier integrators, insulating TransDigm from concentrated distributor pushback or customer cancellations.
Beneficio económico
TransDigm generates return on invested capital of ~17.8%, substantially exceeding its computed moderate cost of equity of 9.10% and computed WACC of 7.74%. Operating income of $4,165M on $8,831M revenue in FY2025 represents a 47.16% operating margin, outperforming aerospace peers GD at 10.38% and the industry benchmark operating margin of 8.70%.2,3,7
9/ 10
Wide
Sources of advantage
01High Switching Costs & Regulatory Certification Barriers — Over 90% of TransDigm's revenue is generated by proprietary components where the company owns the engineering design IP and holds sole-source FAA/EASA certifications across aircraft lifecycles. Recertifying alternative components requires substantial capital outlays and regulatory timelines spanning years, locking in airline and OEM reliance.Wide
02Sole-Source Installed Base and High Cost-of-Failure Engineering — TransDigm's components are engineered directly into airframe and engine architectures at aircraft inception, securing single-source positions across 30-plus-year operational lifecycles. Because these mission-critical components represent a fraction of total aircraft operating costs but carry severe cost-of-failure penalties, customer demand exhibits minimal price elasticity.Wide
Amenazas conocidas al foso
Amenaza
Severidad
Cronograma
Mitigación
Legislative and Department of Defense oversight on sole-source spare parts pricing
medium
12 to 24 months
Defense constitutes a minority of total revenue with high-single to low-double-digit growth expectations, and legislative proposals remain evolving with broad industry scope rather than targeting individual suppliers.
The highlighted cell is Fair value when every assumption sits at its base level ($1,148.16). Each row and column shows what Fair value becomes when one assumption moves.
Free cash flow to the firm stays positive in the first projected year at $3.6B after modeled reinvestment of $232.3M, with terminal value at 79.8% of enterprise value. A sudden drop in free cash flow is not projected unless capital spending relative to revenue, reinvestment, or gross margin resets materially.
In the Bull case, global commercial flight hours expand rapidly, OEM build rates at Boeing and Airbus accelerate, and recent acquisitions achieve faster-than-modeled synergy realization with sustained pricing power.
Multi-year revenue compounding in line with commercial aftermarket flight-hour recovery and defense budget growth
§7 Árbol de decisión de resultadosEN
Superado
Maintain Hold; Re-examine commercial aftermarket reorder velocity, confirm organic margin trajectory across newly integrated acquisitions, and maintain position weight without expanding allocation.
Disparador: Quarterly revenue and adjusted EPS outperforming guidance ranges, accompanied by EBITDA As Defined margin expanding above target expectations
A quarterly earnings beat validates top-line momentum and aftermarket pricing power, but current market valuation of $1,113.01 already reflects low-double-digit medium-term compounding against an elevated $33.49B debt load.
Disparador: Quarterly revenue and adjusted EPS tracking within management guidance ranges, with EBITDA As Defined margin holding near guided baselines
Inline execution confirms management's raised FY2026 targets of $10.51B revenue midpoint, $41.04 adjusted EPS midpoint, and ~52.5% EBITDA As Defined margin, keeping fair value balanced with market price.
Fallo
Downgrade the rating; Re-evaluate exposure, trim position size to defend capital, and audit commercial aftermarket booking deceleration and margin dilution.
Disparador: Quarterly revenue or adjusted EPS falling short of guidance ranges, or EBITDA As Defined margin compressing materially below historical baselines
An earnings miss or EBITDA As Defined margin deterioration would indicate that acquisition dilution and debt service costs are overwhelming core pricing power, triggering multiple de-rating toward peer contractor benchmarks.
Calidad de los beneficios
TransDigm exhibits solid operational earnings quality, converting operating profit into strong operating cash flow relative to GAAP net income. Non-GAAP EBITDA As Defined excludes non-cash stock compensation, acquisition integration expenses, and purchase accounting backlog amortization. GAAP earnings per share reflect dividend equivalent deductions tied to option plans, while recurring operating cash flow conversion remains structurally sound.
Evolución de las estimaciones
Consensus estimate momentum has been positive following Q3 FY2026 earnings, with FY2027 consensus EPS rising from $47.01 to $48.63 and consensus revenue reaching $11,753,993,280, reflecting management's upwardly revised FY2026 guidance across revenue ($10.51B midpoint) and adjusted EPS ($41.04 midpoint).1,5
Operating cash flow reached $2,038M in FY2025 and free cash flow reached $1,816M, underpinned by modest capital expenditures of $222M on $8,831M in net sales (2.5% capex/revenue). For FY2026, management raised free cash flow expectations to approximately $2.6B on guided EBITDA As Defined of $5.52B, demonstrating strong cash conversion of operating earnings.5,6,7
TransDigm's asset-light manufacturing model generates substantial returns on tangible operating capital. While accounting equity is negative due to historical debt-financed capital distributions, operating profit of $4,165M on $8,831M revenue (47.16% operating margin) reflects unmatched economic profitability compared to peers like General Dynamics at 10.38%.
Estimated ROIC of ~17.8% substantially exceeds computed WACC of 7.74% and cost of equity of 9.10%, confirming significant economic spread.
TransDigm generated $4,165M in operating income in FY2025 and guided FY2026 EBITDA As Defined to $5,520M, covering net of $1,472M incurred in the first 39 weeks of FY2026.
Ingresos más recientes8831 M US$CAGR de ingresos +12,2 %
Margen operativo47,2 %9 periodos fiscales
Flujo de caja libre más reciente1816 M US$FY2025
Deuda neta26,4 mil M US$FY2025
Desglose de la cuenta de resultadosCómo la escala del negocio se convierte en beneficio declarado.30 jun 2026
StockMarketAgent.AI
Ingresos2741 M US$Coste de ventas−1113 M US$Beneficio bruto1628 M US$Gastos operativos−401 M US$Beneficio operativo1227 M US$Partidas no operativas e impuestos−688 M US$Beneficio neto539 M US$
Datos del historial financiero
Ingresos
2.741.000.000 US$
Coste de ventas
1.113.000.000 US$
Beneficio bruto
1.628.000.000 US$
Gastos operativos
401.000.000 US$
Beneficio operativo
1.227.000.000 US$
Partidas no operativas e impuestos
-688.000.000 US$
Beneficio neto
539.000.000 US$
Resumen del balanceCómo se mantienen y financian los activos declarados en el período seleccionado.
StockMarketAgent.AI
Composición de activosFinanciado por
Activos totales22,9 mil M US$Efectivo2808 M US$Activos corrientes7012 M US$Pasivos totales32,6 mil M US$Pasivos corrientes2182 M US$Déficit patrimonial9679 M US$
Datos del desglose del balance
Activos totales
22.909.000.000 US$
Efectivo
2.808.000.000 US$
Activos corrientes
7.012.000.000 US$
Pasivos totales
32.588.000.000 US$
Pasivos corrientes
2.182.000.000 US$
Déficit patrimonial
9.679.000.000 US$
Puente de flujo de cajaCómo el flujo de caja operativo se convirtió en flujo de caja libre en FY2025.
StockMarketAgent.AI
Conciliación del flujo operativo
Beneficio neto2074 M US$Depreciación y amortización+367 M US$Compensación basada en acciones+152 M US$Otros ajustes operativos−555 M US$Flujo de caja operativo2038 M US$
Conciliación del efectivo inicial al final
Efectivo inicial6261 M US$Flujo de caja operativo+2038 M US$Flujo de inversión−595 M US$Flujo de financiación−4900 M US$Efecto del tipo de cambio+4 M US$Efectivo final2808 M US$
2038 M US$ − 222 M US$Flujo de caja libre 1816 M US$
Datos del puente de flujo de caja
Beneficio neto
2.074.000.000 US$
Entrada operativa
2.593.000.000 US$
Depreciación y amortización
367.000.000 US$
Compensación basada en acciones
152.000.000 US$
Flujo de caja operativo
2.038.000.000 US$
Salida operativa
555.000.000 US$
Efectivo disponible
8.303.000.000 US$
Efectivo inicial
6.261.000.000 US$
Efecto del tipo de cambio
4.000.000 US$
Salida de inversión
595.000.000 US$
Capex
222.000.000 US$
Otras actividades de inversión
373.000.000 US$
Salida de financiación
4.900.000.000 US$
Emisión neta de deuda
5.073.000.000 US$
Recompras de acciones
500.000.000 US$
Dividendos pagados
159.000.000 US$
Otras actividades de financiación
9.314.000.000 US$
Efectivo final
2.808.000.000 US$
Flujo de inversión
-595.000.000 US$
Flujo de financiación
-4.900.000.000 US$
Ingresos por segmento operativoProporción de los ingresos totales de 2025-09-30.
8831 M US$Ingresos totales
Ingresos por segmento operativoProporción
Power And Control4559 M US$51,6 %+15 % interanual
Airframe4112 M US$46,6 %+8 % interanual
Non Aviation Related Business160 M US$1,8 %−3 % interanual
Fuente: SEC EDGAR · Presentado 2025-11-12 · SEC EDGAR
Datos de composición de ingresos: Ingresos por segmento operativo
Ingresos por segmento operativo
Ingresos
Proporción
interanual
Power And Control
4559 M US$
51,6 %
15 %
Airframe
4112 M US$
46,6 %
8 %
Non Aviation Related Business
160 M US$
1,8 %
-3 %
Ingresos por regiónProporción de los ingresos totales de 2025-09-30.
8831 M US$Ingresos totales
Ingresos por regiónProporción
United States5535 M US$62,7 %+10 % interanual
Non Us3296 M US$37,3 %+13,3 % interanual
Fuente: SEC EDGAR · Presentado 2025-11-12 · SEC EDGAR
Datos de composición de ingresos: Ingresos por región
Ingresos por región
Ingresos
Proporción
interanual
United States
5535 M US$
62,7 %
10 %
Non Us
3296 M US$
37,3 %
13,3 %
Ingresos y beneficiosCómo la escala del negocio se convierte en beneficio declarado.
Efectivo y deudaLiquidez disponible frente al endeudamiento total.
Generación de efectivoFlujo de caja operativo frente al flujo de caja libre.
RentabilidadEvolución de los márgenes bruto, operativo y neto.
Datos financieros puntuales utilizados en el análisis del 2026-10-22.
Datos del historial financiero
Período
Ingresos
EBITDA
Beneficio neto
Flujo de caja operativo
Flujo de caja libre
Capex
Depreciación y amortización
Compensación basada en acciones
Recompras de acciones
Dividendos pagados
Emisión neta de deuda
Flujo de inversión
Flujo de financiación
Efectivo inicial
Efectivo final
Efectivo e inversiones
Deuda total
Margen operativo
ROIC
WACC
Diferencial ROIC−WACC
2017-09-30
3504,3 M US$
1617,8 M US$
596,9 M US$
788,7 M US$
717,7 M US$
71 M US$
141 M US$
45,5 M US$
389,8 M US$
2581,6 M US$
—
-287 M US$
-1443,7 M US$
1587 M US$
651 M US$
650,6 M US$
11,5 mil M US$
42,3 %
—
4,3 %
—
2018-09-30
3811 M US$
1784 M US$
957 M US$
1022 M US$
949 M US$
73 M US$
129 M US$
58,5 M US$
0 US$
56 M US$
—
-684 M US$
1086 M US$
651 M US$
2073 M US$
2084,6 M US$
12,6 mil M US$
43,4 %
—
5,6 %
—
2019-09-30
5223 M US$
2154,7 M US$
890 M US$
1015 M US$
913 M US$
102 M US$
226 M US$
93 M US$
0 US$
1712 M US$
—
-3889 M US$
2271 M US$
2073 M US$
1467 M US$
1467 M US$
16,5 mil M US$
36,9 %
—
4,6 %
—
2020-09-30
5103 M US$
2052 M US$
699 M US$
1213 M US$
1108 M US$
105 M US$
283 M US$
93 M US$
19 M US$
1928 M US$
—
799 M US$
1230 M US$
1467 M US$
4717 M US$
4717 M US$
19,4 mil M US$
34,3 %
—
6,1 %
—
2021-09-30
4798 M US$
2027 M US$
680 M US$
913 M US$
808 M US$
105 M US$
253 M US$
129 M US$
0 US$
73 M US$
—
-785 M US$
-70 M US$
4717 M US$
4787 M US$
4795 M US$
19,4 mil M US$
35,2 %
—
7,3 %
—
2022-09-30
5429 M US$
2456 M US$
866 M US$
948 M US$
829 M US$
119 M US$
253 M US$
153 M US$
912 M US$
1091 M US$
-275 M US$
-553 M US$
-2148 M US$
4787 M US$
3001 M US$
3078 M US$
19,4 mil M US$
40,8 %
—
8,0 %
—
2023-09-30
6585 M US$
3148 M US$
1298 M US$
1375 M US$
1236 M US$
139 M US$
268 M US$
135 M US$
0 US$
38 M US$
-173 M US$
-900 M US$
-16 M US$
3001 M US$
3472 M US$
3575 M US$
19,3 mil M US$
44,4 %
—
9,0 %
—
2024-09-30
7940 M US$
3813 M US$
1714 M US$
2045 M US$
1880 M US$
165 M US$
312 M US$
188 M US$
0 US$
2038 M US$
4972 M US$
-2441 M US$
3171 M US$
3472 M US$
6261 M US$
6261 M US$
24,3 mil M US$
44,5 %
—
8,6 %
—
2025-09-30
8831 M US$
4564 M US$
2074 M US$
2038 M US$
1816 M US$
222 M US$
367 M US$
152 M US$
500 M US$
159 M US$
5073 M US$
-595 M US$
-4900 M US$
6261 M US$
2808 M US$
2808 M US$
29,2 mil M US$
47,2 %
—
7,1 %
—
§9 Comparación de valoración con pares
Valor razonableReport-date price
TransDigm Group IncorporatedTDG
Precio / valor razonable
Valor razonable1148,16 US$Report-date price1113,01 US$
Fecha de evaluación
Ventaja competitivaWide
Cuadro de mando de inversión71 / 100
Howmet Aerospace Inc.HWM
Precio / valor razonable
Valor razonable87,31 US$Report-date price232,48 US$
Fecha de evaluación
Ventaja competitivaNarrow
Cuadro de mando de inversión71 / 100
L3Harris Technologies Inc.LHX
Precio / valor razonable
Valor razonable228,61 US$Report-date price236,6 US$
Fecha de evaluación
Ventaja competitivaNarrow
Cuadro de mando de inversión65 / 100
TransDigm Group IncorporatedTDG
Precio / valor razonable
Valor razonable1148,16 US$Report-date price1113,01 US$
TransDigm Group Incorporated (TDG) trades at 23.1x forward earnings against a peer median of 21.3x. Its EV/EBITDA of 18.3x compares with a peer median of 16.1x. The comparison uses 4 peers: Howmet Aerospace Inc., L3Harris Technologies Inc., General Dynamics Corporation and RTX Corporation, as of 2026-10-22.
§10 Industria y cicloEN
Fase del ciclo
Expansion
Aerospace industry capital intensity benchmarks show an industry capex-to-revenue ratio of 0.80% and industry capex-to-depreciation of 0.95. TransDigm's FY2025 capex of $222M on $8,831M revenue (~2.5%) tracks below D&A of $367M, indicating asset-light manufacturing without large capacity expansion burdens. Broader capacity, supply, and lead-time data remain demand-led and evidence-limited.7
Ciclo alcista
In an upcycle, surging global passenger traffic drives airline fleet utilization and flight hours, accelerating wear-part replacement cycles. Concurrently, commercial OEMs Boeing and Airbus ramp aircraft build rates, expanding the operational installed base while global defense budgets rise.
Ciclo bajista
In a downcycle, commercial airlines reduce flight hours, defer heavy maintenance checks, and destock component inventories. In defense, budgetary pressures or legislative pricing reforms could cap markups on sole-source spares. Coupled with elevated debt refinancing costs, cash flow compounding decelerates sharply.
Tendencias seculares
Tendencia
Impacto
Nota
Commercial Fleet Aging and Flight Hour Expansion
positive
Global passenger traffic growth and prolonged airline retention of older aircraft increase maintenance frequency, driving demand for TransDigm's proprietary replacement components.
Global Defense Modernization and Defense Outlays
positive
Elevated geopolitical tensions drive military readiness and replenishment cycles, supporting high-single to low-double-digit growth in TransDigm's defense order backlog.
Posicionamiento
TransDigm is positioned at the top of the aerospace component value chain due to its proprietary IP and sole-source content across Power & Control ($4,559M) and Airframe ($4,112M). Its aftermarket revenue skew buffers it against OEM airframe delivery bottlenecks.8
§11 Gestión de posiciónEN
Tamaño de posición
2-3%
Conviction is moderate. TransDigm's Wide competitive moat and pricing power are offset by full valuation at 23.09x forward P/E and an elevated $33.49B debt structure. Position sizing should remain balanced within equity portfolios.4
Riesgo
Maintain position sizing at or below 2-3% of total equity portfolio value. Portfolio managers should account for TransDigm's levered beta of 0.94 and monitor debt refinancing schedules across the $33.49B debt load to prevent over-concentration in heavily leveraged industrial compounders.
At 23.09x forward P/E and an upside of 3.2% to central intrinsic value of $1,148.16, the stock offers insufficient margin of safety. Value investors should wait for pullbacks before initiating fresh positions.4
Growth Compounder Investor
Hold
TransDigm offers elite earnings compounding driven by sole-source proprietary components and raised FY2026 adjusted EPSguidance of $41.04. Existing positions should be maintained to capture ongoing cash flow reinvestment, but additional capital should await valuation pullbacks.5
Income / Total Return Investor
Avoid
TransDigm does not pay a regular recurring dividend, returning capital unpredictably via debt-financed special dividends and opportunistic share repurchases ($1.8B YTD), while carrying $33.49B in debt and a negative stockholders' deficit.4
§14 Recomendación finalEN
Acción
Mantener
We maintain a Hold rating on TransDigm Group Incorporated with a central Fair Value of $1,148.16, representing 3.2% upside relative to $1,113.01.4
While TransDigm commands an exceptional Wide competitive moat with industry-leading ~50% operating margins, current valuation multiples fully reflect near-term earnings compounding against an elevated $33.49B debt structure.
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Sources
The records this analysis drew on, as they stood when it was run.
Not every cited input appears here: internal calculations and intermediate model outputs have no external record, and some citations could not be matched to one.
Refinancing rate shock across $33.5B debt structure inflates capital costs
Total debt of $33,485,000,704 requires continual refinancing; a 200 bps increase in benchmark debt refinancing yields increases computed WACC from 7.74% to over 9.74%, compressing enterprise and equity DCF values by an estimated 24%.2,4
Consensus FY2027 revenue is $11,753,993,280 compared to FY2025 revenue of $8,831M. If growth slows by 500 bps below the modeled 11.5% 5-year path to under 6.5% due to commercial fleet utilization cuts or airframe OEM delivery delays, outer-year cash flows drop sharply, resulting in an estimated 22.5% fair value impairment.1,7
FV impact
-6%
Revenue and EPS growth 5 points lower for five years
Current forward P/E is 23.09x and modeled terminal P/E is 22.0x. A 20% valuation de-rating to 17.6x brings TDG into parity with aerospace peers GD (18.70x) and LHX (18.62x), reflecting elevated leverage and decelerating organic expansion, driving an estimated 18.5% fair value decline.3,4
A refinancing yield shock pushing computed WACC above 9.00% across the $33.49B debt structure would severely compress equity valuation multiples and increase cash interest expense.
Concentration above 15% would impair TransDigm's unilateral pricing power and increase vulnerability to tier-1 aerospace integrator or airline procurement negotiations.
Actual:Under 10% for any single customer in FY2025
Free cash flow falling below $2.0B annualized would threaten liquidity, debt service capacity across $33.49B of debt, and funds for capital return or M&A.
Alerta siBelow $2.0B on an annualized run-rate basis
03
Platform Breadth and Customer Fragmentation — Revenue is balanced across Power & Control ($4,559M in FY2025) and Airframe ($4,112M in FY2025). No single customer accounted for 10% or more of net sales across fiscal 2023, 2024, or 2025, precluding counterparty bargaining leverage.
Airline adoption of PMA (Parts Manufacturer Approval) alternatives or repair schemes
medium
24 to 36 months
TransDigm actively acquires independent PMA developers (such as the $2.2B acquisition of Jet Parts Engineering and Victor Sierra), incorporating alternative catalog solutions into its captive proprietary portfolio.
Commercial airframe OEM production delays and aerospace supply chain bottlenecks
low
6 to 18 months
TransDigm is predominantly an aftermarket supplier where airline flight-hour utilization drives demand, muting the direct earnings sensitivity to new airframe delivery delays.5
Discounted forecast-period cash flows (304 US$) plus discounted terminal value (1200 US$) minus signed per current share (470 US$) equals the 1034 US$ lens value shown above. Negative net debt is , so subtracting it raises value.
The Base case represents the modal expected trajectory where TransDigm delivers 100-150 bps organic margin expansion on constant mix, absorbs acquisition dilution over 24 months, and compounds earnings in line with management guidance and post-earnings consensus estimates.1,5
ActualReported 52.8% in Q3 FY2026; full-year guidance raised to ~52.5%.
Por qué importa
Demonstrates TransDigm's ability to absorb acquisition dilution (>200 bps) through underlying pricing gains across base businesses.5
ActualFY2025 FCF was $1,816M; full-year FY2026 guided to approximately $2.6B.
Por qué importa
Underpins debt service capacity on $33.49B total debt, bolt-on M&A funding, and capital returns via share repurchases.4
04
Métrica:
Acquisition Integration and Synergy Execution
ActualCompleted acquisitions of Jet Parts Engineering and Victor Sierra; announced acquisition of Prince & Izant to expand proprietary aftermarket positions.
Por qué importa
Tests the programmatic M&A engine's capacity to integrate acquisitions and elevate acquired EBITDA margins toward portfolio averages.
TransDigm maintains a specialized capital allocation strategy centered on debt-financed value compounding. Rather than paying regular quarterly dividends, the company accumulates cash and returns capital via opportunistic share repurchases ($1.0B in Q3 FY2026, $1.8B YTD at $1,208/share average price), periodic special dividends, and accretive M&A. In FY2026, TransDigm acquired Jet Parts Engineering and Victor Sierra for $2.2B and announced Prince & Izant for $1.07B. This approach results in total debt of $33,485M and a stockholders' deficit of -$9,809M as of June 27, 2026.
Management noted recent acquisitions diluted segment margins by >200 bps, yet base businesses delivered 100-150 bps organic margin expansion, keeping FY2026 EBITDA As Defined margin guidance at ~52.5%.
The TransDigm operating playbook reliably restores acquired business margins to portfolio averages over a 24- to 36-month horizon.
General Dynamics CorporationGD
Precio / valor razonable
Valor razonable353,62 US$Report-date price346,46 US$
Fecha de evaluación
Ventaja competitivaWide
Cuadro de mando de inversión69 / 100
RTX CorporationRTX
Precio / valor razonable
Valor razonable222,19 US$Report-date price198,81 US$
Fecha de evaluación
Ventaja competitivaNone
Cuadro de mando de inversión61 / 100
Margen
TDG
TransDigm Group Incorporated
$62.3B
23.1x
6.2x
18.3x
—
—
HWM
Howmet Aerospace Inc.
$78.1B
30.1x
8.6x
31.2x
34.7%
28.5%
LHX
L3Harris Technologies Inc.
$46.8B
18.6x
2.0x
13.9x
9.3%
12.6%
GD
General Dynamics Corporation
$94.2B
18.7x
1.7x
14.8x
17.8%
10.4%
RTX
RTX Corporation
$259.2B
24.0x
2.7x
17.4x
12.8%
14.8%
Regulatory and Defense Procurement Oversight
negative
Scrutiny regarding sole-source pricing practices for Department of Defense spare parts introduces compliance scrutiny, though broad industry scope and proprietary IP limit immediate impact.
A market pullback below central $1,148.16 establishes an adequate margin of safety before adding incremental capital.
Substantial discount to central $1,148.16
High-conviction value entry
Provides a robust downside buffer against debt leverage and rate shocks, offering strong risk-adjusted returns for high-conviction allocation.
EBITDA As Defined margin dropping significantly below recent fiscal quarter levels
Review pricing power execution and acquisition integration progress.
