★ WIDE MOAT STOCKS & COMPETITIVE ADVANTAGES ★
VOL. XCIV, NO. 247
Stock Profile
RTX Corporation (RTX) Moat Analysis
RTX Corporation
RTX · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
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Overview
RTX is organized around Collins Aerospace, Pratt & Whitney and Raytheon. Its strongest barriers are aircraft-platform design-ins, long-lived installed bases and recurring aftermarket demand, plus the engineering scale required for aircraft engines and established past performance on complex defense programs. Certification, export controls and contract compliance are prerequisites rather than independently scored moats. In Q1 2026, Pratt & Whitney was the largest segment by sales, Collins generated the largest share of segment operating profit, and Raytheon ended with $74B of defense backlog. Aftermarket competition, airframer and airline bargaining power, engine reliability, fixed-price execution and government funding remain important constraints.
Primary segment
Pratt & Whitney
Market structure
Oligopoly
Market share
—
HHI: —
Coverage
3 segments · 7 tags
Updated 2026-07-12
Segments
Collins Aerospace
Aerospace systems & aftermarket services (avionics, actuation, landing gear, interiors)
Revenue
33.5%
Structure
Oligopoly
Pricing
moderate
Share
—
Peers
Pratt & Whitney
Aircraft engines & aftermarket services (commercial and military)
Revenue
36%
Structure
Oligopoly
Pricing
moderate
Share
—
Peers
Raytheon
Defense systems (missiles, air & missile defense, sensors, command & control)
Revenue
30.6%
Structure
Oligopoly
Pricing
weak
Share
—
Peers
Moat Claims
Collins Aerospace
Aerospace systems & aftermarket services (avionics, actuation, landing gear, interiors)
Revenue and operating profit shares derived from Q1 2026 segment sales and operating profit. Source: https://www.rtx.com/news/news-center/2026/04/21/rtx-reports-q1-2026-results-.
Design In Qualification
Demand
Design In Qualification
Strength
Durability
Confidence
Evidence
System selection and certification at the aircraft platform level create long-lived programs and switching costs; shipset position drives future spares/services pull-through.
Design In Qualification moat: definition, examples, and stocks
Erosion risks
- Airframer pricing pressure and supplier consolidation
- Aftermarket competition (PMA/DER parts, independent MRO)
- Technology shifts changing system content
Leading indicators
- Shipset wins on new aircraft platforms
- Commercial aftermarket organic growth vs global fleet utilization
- Mix of OEM vs aftermarket revenue
Counterarguments
- Airframers can dual-source or re-source systems on new platforms
- Where allowed, customers can source parts/services from non-OEM suppliers
Installed Base Consumables
Demand
Installed Base Consumables
Strength
Durability
Confidence
Evidence
A large installed base across global fleets supports recurring spares, repairs, and upgrades; capture rate can be pressured by alternative parts and service sourcing.
Installed Base Consumables moat: definition, examples, and stocks
Erosion risks
- Alternate parts approval and adoption
- Airline maintenance insourcing or independent MRO gaining share
- Digital condition monitoring reducing parts intensity
Leading indicators
- Aftermarket margin trend
- Spare parts pricing vs airline cost inflation
- Alternative-part approval and adoption rates
Counterarguments
- Aftermarket is contested and often bid; competitors can discount aggressively
- OEM does not always control the maintenance channel
Pratt & Whitney
Aircraft engines & aftermarket services (commercial and military)
Revenue and operating profit shares derived from Q1 2026 segment sales and operating profit. Source: https://www.rtx.com/news/news-center/2026/04/21/rtx-reports-q1-2026-results-.
Design In Qualification
Demand
Design In Qualification
Strength
Durability
Confidence
Evidence
Engine selection on aircraft platforms creates decades-long production + aftermarket; fleet commonality and certification drive high switching costs.
Design In Qualification moat: definition, examples, and stocks
Erosion risks
- Airframer pressure on pricing and risk-sharing terms
- Engine reliability/durability issues impacting reputation and cost
- Next-generation propulsion architectures reducing advantage
Leading indicators
- Share of deliveries/installed base on key aircraft platforms
- Warranty and concession trends
- Pratt & Whitney backlog trend
Counterarguments
- Airframers can steer future programs toward alternative engines
- Rivals have comparable certification and program win capabilities
Service Field Network
Supply
Service Field Network
Strength
Durability
Confidence
Evidence
Global aftermarket and sustainment capabilities create recurring revenue from shop visits, spares, and services across the installed base.
Service Field Network moat: definition, examples, and stocks
Erosion risks
- Independent MRO and parts alternatives gaining capability
- Airlines consolidate and negotiate pricing aggressively
- Regulatory shifts enabling more third-party parts/repairs
Leading indicators
- Aftermarket sales growth vs fleet utilization
- Engine shop capacity and turnaround time
- Aftermarket margin and mix trends
Counterarguments
- Aftermarket is competitive; customers can multi-source MRO work
- OEMs may discount services to protect installed-base share
Capex Knowhow Scale
Supply
Capex Knowhow Scale
Strength
Durability
Confidence
Evidence
Jet engine development and manufacturing require large ongoing R&D investment and deep process know-how, limiting viable global competitors.
Capex Knowhow Scale moat: definition, examples, and stocks
Erosion risks
- Government/airframer funding shifts across propulsion programs
- Engineering talent constraints
- Process innovations reducing required capex
Leading indicators
- R&D spend trend and program milestones
- Production ramp quality/yield metrics
- Competitive win/loss rate on new engine campaigns
Counterarguments
- GE and Rolls-Royce also have massive R&D and manufacturing scale
- Risk-sharing partnerships can lower entry barriers for new programs
Raytheon
Defense systems (missiles, air & missile defense, sensors, command & control)
Revenue and operating profit shares derived from Q1 2026 segment sales and operating profit. Source: https://www.rtx.com/news/news-center/2026/04/21/rtx-reports-q1-2026-results-.
Government Contracting Relationships
Legal
Government Contracting Relationships
Strength
Durability
Confidence
Evidence
Scale, past performance, and compliance capabilities matter in winning and executing DoD and allied programs; relationships are sticky but not exclusive.
Government Contracting Relationships moat: definition, examples, and stocks
Erosion risks
- Budget cuts, continuing resolutions, or program cancellations
- Heightened bid scrutiny and price pressure
- Compliance failures leading to suspension/debarment
Leading indicators
- Defense bookings and funded backlog
- EAC adjustment frequency on fixed-price development programs
- Audit findings and regulatory actions
Counterarguments
- Defense procurement is competitive and frequently re-competed
- Government can demand more IP/data rights and create second sources
Long Term Contracts
Demand
Long Term Contracts
Strength
Durability
Confidence
Evidence
Large backlog provides multi-year revenue visibility; defense contracts still depend on appropriations and can be terminated for convenience.
Long Term Contracts moat: definition, examples, and stocks
Erosion risks
- Program delays and stop-work orders
- Cost overruns on fixed-price development contracts
- Shift toward faster-cycle procurement and commercial entrants
Leading indicators
- Backlog conversion rate
- Fixed-price vs cost-type mix
- Defense budget outcomes and CR duration
Counterarguments
- Backlog is not guaranteed; funding profiles and options can change
- Programs can be rebid or restructured to increase competition
Evidence
Paraphrase: aircraft system selections can materially influence future parts and services revenue.
Used to support aircraft-platform design-in leading to multi-year aftermarket revenue.
Paraphrase: Airbus is the largest contributor to commercial aerospace and other commercial sales; Airbus purchases include Collins products.
Illustrates concentration in major OEM relationships and platform-level content.
Paraphrase: aftermarket sales depend on customer parts sourcing choices and face discounting/incentives from competitors.
Supports recurring aftermarket economics plus explicit substitution/price pressure risk.
Paraphrase: aircraft engine selections can materially influence future parts and services revenue.
Supports design-in economics for engines.
Paraphrase: Airbus is the largest contributor to commercial aerospace sales; Airbus purchases include Pratt & Whitney products.
Supports presence on major OEM programs.
Showing 5 of 11 sources.
Risks & Indicators
Erosion risks
- Airframer pricing pressure and supplier consolidation
- Aftermarket competition (PMA/DER parts, independent MRO)
- Technology shifts changing system content
- Alternate parts approval and adoption
- Airline maintenance insourcing or independent MRO gaining share
- Digital condition monitoring reducing parts intensity
Leading indicators
- Shipset wins on new aircraft platforms
- Commercial aftermarket organic growth vs global fleet utilization
- Mix of OEM vs aftermarket revenue
- Aftermarket margin trend
- Spare parts pricing vs airline cost inflation
- Alternative-part approval and adoption rates
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