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- $66.5BMarket Cap
- -9.21%1-Year Change
- Aerospace & DefenseIndustry
TransDigm (TDG)
Key Performance
More- Earnings Score: 42
- Momentum Score: 24
- True Yield: N/A
- Financial Health Score: 1
Latest Research & News
How These 5 Aerospace Stocks Earn Money Beyond New Plane Sales
The article highlights five aerospace companies that generate substantial recurring revenue from aftermarket services and parts, which can last decades. GE Aerospace benefits from its dominant LEAP engine position with a growing installed base. TransDigm and Loar Holdings use acquisition-driven strategies to control niche aerospace components. AAR Corp provides maintenance and repair services. RTX generates long-term aftermarket revenue from its Pratt & Whitney engine installed base. These companies offer stable, profitable business models beyond new aircraft sales.
11/11/2026, 7:30 PM • The Motley Fool
TransDigm: 3 Key Takeaways for Long-Term Investors
TransDigm announced fiscal 2027 revenue guidance with a midpoint of $12.05 billion, reflecting double-digit expansion in aerospace markets. The company's decentralized acquisition model leverages 57 operating units for bolt-on deals, reducing reliance on large risky acquisitions. Commercial aftermarket demand remains resilient through travel disruptions, and proprietary designs protect the defense business from right-to-repair legislation. TransDigm maintains over $10 billion in M&A capacity and focuses on factory automation for margin expansion.
11/10/2026, 11:30 PM • The Motley Fool
Breakfast News: A Boulder Amid a Rocky Market
Berkshire Hathaway announced aggressive $9.6B stock buybacks in Q3 despite a 28% earnings drop, signaling management confidence in valuation. Markets faced headwinds with the S&P 500 falling 2.68% and Nasdaq dropping 3.37% last week, with tech stocks hit hardest. Several Fool-recommended companies report earnings this week including Rocket Lab, Take-Two Interactive, Cisco Systems, and others. Deere & Company continues strong performance with 80% gains since August 2024 recommendation. Investors should maintain long-term focus amid inflation data and market volatility.
11/09/2026, 7:30 AM • The Motley Fool
The iShares U.S. Aerospace & Defense ETF (ITA) and State Street SPDR S&P Aerospace & Defense ETF (XAR) both provide exposure to military spending and commercial aviation, but differ significantly in their investment approaches. ITA concentrates heavily on industry giants like GE Aerospace, RTX, and Boeing, while XAR spreads investments more evenly across 50 companies using modified equal-weighting. For long-term investors, XAR appears to be the better choice due to its lower expense ratio (0.35% vs 0.37%), more balanced risk profile, and reduced dependence on a few major companies, though both funds face risks from defense budget uncertainty and aviation demand fluctuations.
11/09/2026, 5:30 AM • The Motley Fool
Breakfast News: Week in Review
Alphabet's Google Cloud beat revenue expectations but stock fell 10% due to negative free cash flow and rising debt concerns. Microsoft maintained positive cash flow despite heavy AI spending. Meta is raising $60B through stock sales to fund AI infrastructure, with chip suppliers investing back. DoorDash agreed to acquire Instacart for $17B at 23x free cash flow. Fortinet's subscription growth slowed to 13%, causing a 25% stock drop. Mastercard continues outperforming with strong service revenue growth, while TransDigm faces valuation compression despite sales growth.
10/30/2026, 7:30 AM • The Motley Fool
Breakfast News: Science Strikes Back at Cancer
Cancer treatment breakthroughs dominate ESMO 2026 conference with multiple drugs showing significant survival gains. U.S. stocks declined amid AI spending concerns and rising oil prices, with the Fed expected to hold rates steady Wednesday. Several Motley Fool-recommended companies report earnings this week including Alphabet, Amazon, and Mastercard. TransDigm's stock decline reflects valuation compression rather than business deterioration.
10/26/2026, 7:30 AM • The Motley Fool
Lower Fees, Higher Growth: Why Cost-Conscious Aerospace Investors May Favor XAR Over PPA
XAR and PPA are aerospace and defense ETFs with different strategies. XAR uses a modified equal-weight approach with a lower 0.35% expense ratio and has delivered stronger 5-year returns (112% vs 81%), making it more appealing to cost-conscious investors. PPA uses market-cap weighting, has higher fees at 0.58%, but offers a higher dividend yield of 0.4% versus XAR's 0.2%.
10/23/2026, 1:31 PM • The Motley Fool
Joby Hit With Over $100 Million in Damages in IP Lawsuit Verdict
A federal jury in Florida awarded Aerosonic (TransDigm subsidiary) $116.9 million in damages against eVTOL maker Joby Aviation for violating a non-disclosure agreement and misappropriating trade secrets related to air data probe technology. The jury rejected all of Joby's counterarguments and found the misappropriation was willful and malicious. Despite the large verdict, analysts note the financial impact on Joby is likely minimal given its $2.3 billion cash position and existing burn rate.
10/06/2026, 6:15 PM • The Motley Fool
TransDigm, an aerospace and defense parts supplier, reported strong Q3 fiscal results with sales jumping 23% to $2.74 billion and adjusted EBITDA rising 19% to $1.5 billion. Despite recent pullback, the stock has been a long-term compounder, delivering 23.1% annualized returns since its 2006 IPO at $21 per share, now trading at $1,225.25. The company's success stems from its serial acquisition strategy, quasi-monopoly positioning in mission-critical aerospace components, and strong pricing power.
08/11/2026, 9:05 AM • The Motley Fool
Don't Buy SpaceX Until You Consider These 2 Aerospace and Defense Stocks With 10% EPS Growth
The article argues that Howmet Aerospace and TransDigm Group are more attractive aerospace and defense investments than SpaceX, citing their strong EPS growth profiles, high-margin aftermarket businesses, and disciplined acquisition strategies. Both companies benefit from aging aircraft fleets requiring maintenance and possess significant pricing power through proprietary products and sole-source supplier relationships.
06/28/2026, 12:30 PM • The Motley Fool
HEICO vs. Textron: Which Industrials Stock Is a Better Buy in 2026?
The article compares HEICO and Textron as aerospace and defense industrial stocks. HEICO specializes in high-margin replacement aircraft parts with a 54x forward P/E ratio but has delivered 25% annualized returns over a decade. Textron is a diversified conglomerate trading at 14x forward earnings with plans to spin off its industrial segment. The author favors HEICO's dominant market position despite its premium valuation, recommending dollar-cost averaging rather than lump-sum investment.
06/10/2026, 10:20 PM • The Motley Fool
TransDigm's 47.2% Operating Margin Crushes GE's 21.4%. Why Does GE Still Get the Higher Valuation?
TransDigm Group boasts a 47.2% operating margin, more than double GE Aerospace's 21.4%, yet GE trades at a higher valuation (43x P/E vs 32x). GE benefits from a predictable recurring revenue stream from its 80,000-engine installed base and cleaner balance sheet, while TransDigm leverages proprietary sole-source aircraft components for pricing power but carries higher debt. The choice between them depends on investor risk appetite: GE for safety, TransDigm for profitability.
02/20/2026, 5:50 AM • The Motley Fool
TransDigm Drops $2.2 Billion To Bulk Up Its Aircraft Parts Empire
TransDigm Group announced a $2.2 billion acquisition of Jet Parts Engineering and Victor Sierra Aviation Holdings from Vance Street Capital. The two businesses provide FAA-approved aftermarket aircraft parts and repair solutions, generating approximately $280 million in 2025 revenue with roughly 700 employees. The deal reinforces TransDigm's focus on specialized aerospace assets with recurring demand, following a recent $960 million acquisition of Stellant Systems.
01/16/2026, 11:16 AM • Benzinga
TransDigm Agrees To Buy Stellant Systems For $960 Million
TransDigm Group announced an agreement to acquire Stellant Systems, a California-based defense electronics company, for approximately $960 million in an all-cash transaction. The acquisition, expected to close in 2026, expands TransDigm's aerospace and military components portfolio. Stellant generates about $300 million in annual revenue with nearly half from aftermarket sales, aligning with TransDigm's business strategy. TransDigm shares rose 1.05% on the announcement.
12/31/2025, 11:20 AM • Benzinga
Insiders are Selling These 3 Space Stocks
Insider selling activity has increased at three space and aerospace stocks. Rocket Lab saw $141 million in sales from CEO Peter Beck under a pre-planned 10b5-1 arrangement, which carries less bearish implications. AST SpaceMobile experienced a significant $160 million sale by majority shareholder American Tower, reducing its stake by 49% without a predetermined plan—raising the most concern. Transdigm saw $157 million in insider sales, primarily from board member Robert Small, though this appears isolated to one individual.
12/23/2025, 12:48 PM • Investing
Peers
Statistics
MoreInformation as of 11/12/2026
Company Profile
TransDigm Group Incorporated designs, produces, and supplies aircraft components in the United States and internationally. The Power & Control segment offers mechanical/electro-mechanical actuators and controls, ignition systems and engine technology, specialized pumps and valves, power conditioning devices, specialized AC/DC electric motors and generators, batteries and chargers, databus and power controls, sensor products, switches and relay panels, hoists, winches and lifting devices, cargo loading and handling systems, delivery systems, and electronic components. Its Airframe segment provides engineered latching and locking devices, engineered rods, engineered connectors and elastomer sealing solutions, cockpit security components and systems, cockpit displays, lavatory components, seat belts and safety restraints, engineered and customized interior surfaces and related components, thermal protection and insulation products, lighting and control technology, parachutes, specialized flight, wind tunnel and jet engine testing services and equipment, and testing and instrumentation solutions, as well as engineered audio, radio, and antenna systems. The Non-Aviation segment offers seat belts and safety restraints; mechanical/electromechanical actuators and controls; hydraulic/electromechanical actuators and fuel valves; refueling systems; and turbine controls. It serves engine and power system and subsystem suppliers, airlines, third party maintenance suppliers, military buying agencies, and repair depots; airframe manufacturers, cabin system and subsystem suppliers, airlines, and third party maintenance suppliers; and off-road vehicle and subsystem suppliers, child restraint system suppliers, and satellite and space system suppliers, as well as manufacturers of heavy equipment. The company was formerly known as TD Holding Corporation and changed its name to TransDigm Group Incorporated in 2006. The company was founded in 1993 and is headquartered in Cleveland, Ohio.
Key Executives
- Joel Reiss
- Patrick Murphy
- Michael J. Lisman
- Sarah Wynne
- Armani Vadiee
Current Ownership Distribution
- Mutual Funds16.2B (93.83%)
- Institutions1.0B (5.97%)
- Insiders34.5M (0.20%)
- Other0 (0.00%)