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RTX

Identity is verified against the FY2025 SEC filing for RTX Corporation, CIK 0000101829, NYSE: RTX.

RTX Corporation

RTX has two material aircraft-aftermarket channels: Pratt & Whitney commercial-engine services and Collins Aerospace provisioning, parts, repairs, modifications, and upgrades. In Q1 2026, Pratt & Whitney sales were $8,173 million with commercial aftermarket sales up 19%, while Collins sales were $7,602 million with commercial aftermarket up 7%. The exposure is meaningful but diluted by defense and original-equipment businesses, and GTF powder-metal remediation is both a service-volume driver and a cost risk.

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Reviewed company research · researched 2026-07-29 · not an individual investment recommendation
Listing
public
Ticker
RTX
Exchange
NYSE
HQ
United States
Currency
USD
SEC CIK
0000101829
Investment case

How this company captures the theme economics

Competitive position

Pratt & Whitney's installed GTF and V2500 engine fleets and Collins Aerospace's broad installed base create recurring service demand across engines, components, provisioning, parts, and repair. Q1 2026 directly discloses aftermarket growth for both segments, but RTX does not report a consolidated aftermarket profit line.

Scarce assets

The reviewed evidence supports certified engine and component repair capability, installed-base access, provisioning and parts networks, and a $271 billion backlog. It does not isolate shop capacity, parts scarcity, or incremental aftermarket margins sufficiently for acceptance.

Products, segments, and customers

RTX reports Collins Aerospace, Pratt & Whitney, and Raytheon. Aircraft-aftermarket exposure is concentrated in Collins commercial aftermarket and Pratt & Whitney commercial aftermarket; the separate Resilient PNT relationship through Raytheon and Collins remains outside this bounded review.

Theme capture

Aircraft Aftermarket exposure is material but diluted. Q1 2026 Pratt & Whitney commercial aftermarket sales grew 19% and Collins commercial aftermarket sales grew 7%; the company also reported $162 billion of commercial backlog within $271 billion total backlog.

Conditions

What must be true

  1. Commercial aftermarket growth at Pratt & Whitney and Collins must translate into durable segment profit and cash flow rather than being offset by GTF remediation or supply constraints.
  2. RTX must retain pricing and service capture across its installed base while managing the powder-metal inspection program.

Identifiable catalysts

  • Later issuer filings that disclose commercial aftermarket growth, GTF remediation progress, and segment margin.
  • Improved engine availability and repair throughput without a disproportionate increase in remediation cost.
Theme materiality

2 mapped themes

Exposure statements are evidence-qualified. Materiality is only claimed where disclosure supports it.

Defense secure-navigation supplier through Raytheon and Collins assured-PNT systems.

Resilient positioning, navigation and timing

RTX participates in secure military navigation programs, but PNT is not separately reported and is small relative to the diversified group.

Evidence
This separate relationship is outside the bounded Aircraft Aftermarket review and remains NOT_READY.
Materiality
estimated — Program evidence exists, but PNT revenue and profit are not separately disclosed.
Diversified aerospace and defense parent of Pratt & Whitney engine services and Collins Aerospace component provisioning, parts, and repair.

Aircraft aftermarket scarcity

Medium: meaningful but diluted. Q1 2026 Pratt & Whitney sales were $8,173 million, with commercial aftermarket up 19%; Collins sales were $7,602 million, with commercial aftermarket up 7%.

Evidence
RTX's Q1 2026 issuer release directly supports segment sales, commercial aftermarket growth, backlog, and outlook. It also identifies the GTF powder-metal condition as an ongoing risk.
Materiality
disclosed — Aftermarket growth is disclosed for Pratt & Whitney and Collins, but theme-attributable revenue and profit are not separately reported at the consolidated level.
Financial evidence

Official SEC filing evidence

Reference period: FY2025 and Q1 2026.

  • FY2025 operating income$9.30 billion
    FY2025[1]
  • FY2025 operating cash flow$10.57 billion
    FY2025[1]
  • Q1 sales$22,076 million; +9% reported and +10% organic
    Q1 2026[2]
  • Q1 adjusted EPS$1.78; +21% year over year
    Q1 2026[2]
  • Q1 operating and free cash flow$1,855 million operating cash flow; $1,309 million free cash flow
    Q1 2026[2]
  • Backlog$271 billion total; $162 billion commercial and $109 billion defense
    Q1 2026[2]
  • Pratt & Whitney commercial aftermarket growth+19% year over year
    Q1 2026[2]
  • Collins commercial aftermarket growth+7% year over year
    Q1 2026[2]

Limitation: Official filings establish group and segment performance, but do not isolate consolidated aftermarket revenue, aftermarket profit, GTF remediation economics, or licensed current valuation.

Risks

Material risks and break conditions

Material risks

  • The GTF powder-metal inspection program creates removal, repair, compensation, and execution costs that can offset aftermarket volume.
  • Defense and original-equipment operations dilute aircraft-aftermarket theme purity.
  • Supply-chain constraints, customer production changes, and product-quality issues can limit service throughput or raise cost.

Thesis-break conditions

  • Pratt & Whitney and Collins commercial aftermarket sales decline for two consecutive reported periods without a corresponding margin improvement.
  • GTF remediation costs or customer compensation overwhelm aftermarket profit and cash generation.
Investability conclusion

Where the evidence lands

Official evidence establishes meaningful commercial aftermarket exposure in Pratt & Whitney and Collins, but the subject remains NOT_READY because theme profit contribution, GTF remediation economics, current valuation, and human reviewer acceptance are unresolved.

Next diligence

  1. Quantify Pratt & Whitney and Collins aftermarket profit contribution from later filings.
  2. Track GTF aircraft-on-ground levels, inspection throughput, and remediation cash costs.
  3. Complete licensed current valuation and human review.
Source ledger

Identity and evidence sources

Identity was verified against official issuer, filing, exchange, or regulator sources where available.

  1. RTX Corp FY2025 Form 10-KU.S. Securities and Exchange Commission (EDGAR) · primary · published 2026-02-06 · accessed 2026-07-29
  2. RTX Reports Q1 2026 ResultsRTX Corporation · primary · published 2026-04-21 · accessed 2026-07-29