
Aerospace and defense company TransDigm (NYSE:TDG) announced better-than-expected revenue in Q3 CY2025, with sales up 11.5% year on year to $2.44 billion. On the other hand, the company’s full-year revenue guidance of $9.85 billion at the midpoint came in 1.1% below analysts’ estimates. Its non-GAAP profit of $10.82 per share was 7.6% above analysts’ consensus estimates.
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TransDigm (TDG) Q3 CY2025 Highlights:
- Revenue: $2.44 billion vs analyst estimates of $2.4 billion (11.5% year-on-year growth, 1.6% beat)
- Adjusted EPS: $10.82 vs analyst estimates of $10.05 (7.6% beat)
- Adjusted EBITDA: $1.32 billion vs analyst estimates of $1.29 billion (54.2% margin, 2.3% beat)
- Adjusted EPS guidance for the upcoming financial year 2026 is $37.51 at the midpoint, missing analyst estimates by 6.1%
- EBITDA guidance for the upcoming financial year 2026 is $5.15 billion at the midpoint, below analyst estimates of $5.27 billion
- Operating Margin: 47.6%, up from 43.2% in the same quarter last year
- Organic Revenue rose 10.8% year on year vs analyst estimates of 8.7% growth (206.6 basis point beat)
- Market Capitalization: $73.7 billion
StockStory’s Take
TransDigm’s third quarter was marked by robust growth in both its commercial aftermarket and defense channels, with management attributing performance to steady demand recovery and effective execution of its proprietary product strategy. CEO Michael J. Lisman highlighted that commercial OEM revenues rebounded after prior inventory adjustments, while defense revenues benefited from new contract wins across domestic and international markets. The company underscored the role of high-margin aftermarket sales and its focus on value-driven operations, with Co-COO Joel Reiss noting that all submarkets within commercial aftermarket experienced positive trends and that the company’s automation initiatives are helping to drive productivity gains.
Looking forward, management’s guidance reflects cautious optimism, with revenue and margin forecasts shaped by recent acquisitions and ongoing automation investments. The addition of Simmons Precision Products, while initially dilutive to margins, is expected to provide long-term growth opportunities as integration progresses. CFO Sarah L. Wynne emphasized continued discipline in capital allocation and a focus on maintaining financial flexibility, stating, “We remain in good position with adequate flexibility to pursue M&A or return cash to our shareholders.” Management also cited the potential for productivity improvements and ongoing strength in defense bookings as key factors supporting its outlook.
Key Insights from Management’s Remarks
Management highlighted strong aftermarket momentum, defense contract wins, and operational improvements as the main contributors to quarterly outperformance. The recent return of commercial OEM growth and strategic M&A activity also featured prominently in the discussion.
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Aftermarket momentum: The commercial aftermarket business experienced double-digit growth, with positive trends across freight, interiors, engines, and distributors. Management noted that interiors rebounded due to increased refurbishments, and engine content remained a consistent driver of sales.
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Defense contract wins: The defense channel saw notable growth from new business awards, including significant contracts for the F-47 fighter program and advanced delivery systems for U.S. and U.K. military customers. These awards were described as technologically advanced and expected to transition into meaningful recurring revenue.
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Commercial OEM recovery: After a brief period of inventory destocking, commercial OEM revenue returned to growth. Management attributed this to higher aircraft build rates and strong bookings, particularly in commercial transport, which signaled a broader market recovery despite ongoing production challenges at major aerospace manufacturers.
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Automation and productivity initiatives: The company continued to invest heavily in automation projects, with over 150 new automation initiatives planned. These investments are expected to enable capacity expansion and cost reduction, allowing TransDigm to support higher volumes without significant headcount increases.
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Strategic M&A integration: Recent acquisitions, including Simmons Precision Products and Servotronics, are being integrated by experienced teams. Management expects these businesses to improve their profitability over time and highlighted the importance of maintaining a disciplined approach to future M&A.
Drivers of Future Performance
TransDigm’s forward outlook is shaped by the integration of recent acquisitions, automation-driven productivity, and evolving demand in its end markets.
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Acquisition integration impact: Management expects near-term margin dilution from the Simmons and Servotronics acquisitions, as these businesses currently operate below the company’s average margin. However, leadership believes that, over time, operational improvements will bring them in line with historical benchmarks.
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Automation and cost discipline: The company is prioritizing over 150 automation projects aimed at increasing productivity and managing costs. These efforts are designed to support sales growth while keeping headcount nearly flat, with management expressing optimism about further leveraging artificial intelligence in back-office roles.
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End-market variability: While commercial aftermarket and defense demand are projected to remain healthy, management remains cautious about the pace of commercial OEM recovery given ongoing supply chain and production challenges among aircraft manufacturers. The guidance assumes a conservative approach to defense growth, given the inherent lumpiness of bookings and the unpredictability of government contract timing.
Catalysts in Upcoming Quarters
In the coming quarters, the StockStory team will monitor (1) the pace of margin improvement as recent acquisitions are integrated, (2) the impact of ongoing automation investments on productivity and cost control, and (3) sustained momentum in aftermarket and defense contract bookings. Additionally, updates on OEM production rates and the progress of automation-driven headcount management will be important indicators of execution.
TransDigm currently trades at $1,311, up from $1,295 just before the earnings. At this price, is it a buy or sell? The answer lies in our full research report (it’s free for active Edge members).
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