Leaderboard › Companies with space divisions

RTX Corporation

RTX (RTX) has a market cap of US$248.9B as of Oct 2, 2026 close, ranked #1 by whole market cap among companies with space divisions. How it is built

RTX on NYSE · USA · Only part of this company is space; it is ranked separately and never enters pure-play or segment totals.

Market cap

US$248.9B

Priced on NYSE (RTX) · as of Oct 2, 2026 close

Shares outstanding

1.35B

Shares as of Jun 30, 2026 · 10-Q filed Jul 23, 2026 (SEC EDGAR)

Coverage

Companies with space divisions

Ranked by whole market cap; only part of each company is space.

Next event

—

Nothing on the calendar yet

Price · NYSE (RTX)

as of Oct 2, 2026End of day

US$184.645▼ −0.2%

Regular-session last sale across US venues on Oct 2, 2026, not the official closing auction price.

Oct 2, 2026 · US$184.645

Change: ▲ +10.4%
High: US$225.50 Aug 18, 2026
Low: US$156.99 Oct 15, 2025
Range: Oct 1, 2025 to Oct 2, 2026 · 253 sessions

Regular-session last sales, as traded. Prices are not adjusted for share splits.

What they do

as of Oct 3, 2026

RTX makes aircraft engines (Pratt & Whitney), aircraft systems (Collins Aerospace) and missiles, sensors and defence systems (Raytheon), including space sensors and the Blue Canyon small satellites. It is headquartered in Arlington, Virginia. Its shares trade on the New York Stock Exchange as RTX. Only part of the company is space.

A plain description of the business, reviewed Oct 3, 2026. Drawn from: Form 10-K and 10-Q filings (CIK 0000101829). Corrections: see corrections.

Recent filings and events

as of Oct 1, 2026

Last results filing: Form 8-K, item 2.02: results of operations, filed Jul 23, 2026 · period Jul 23, 2026

Sep 15, 20268-KItems 5.02, 9.01 · SEC EDGARAI summaryRTX Corporation announced on September 15, 2026, that Shane Eddy will step down as president of Pratt & Whitney effective January 1, 2027, and retire from the company by the end of the first quarter of 2027. Jill Albertelli, currently president of Pratt & Whitney's Military Engines business, will succeed Eddy as president of Pratt & Whitney effective January 1, 2027.
Aug 18, 2026144Notice of proposed sale · SEC EDGAR
Jul 27, 2026144Notice of proposed sale · SEC EDGAR
Jul 24, 2026144Notice of proposed sale · SEC EDGAR
Jul 24, 2026144Notice of proposed sale · SEC EDGAR
Jul 23, 202610-QQuarterly report · SEC EDGAR
Jul 23, 20268-KItems 2.02, 9.01 · SEC EDGAR
Jul 23, 2026EarningsRTX reported results of operations (Form 8-K, item 2.02) · SEC EDGAR
Jun 18, 202611-KForm 11-K · SEC EDGAR
Jun 18, 202611-KForm 11-K · SEC EDGAR

Sources: SEC EDGAR. All filings on EDGAR. Insider forms (Form 4) are in the table below. Dated events are on the calendar and the launch manifest. Summaries of 8-Ks and registration statements are written by an AI model from the filing's own text and state only what it says; the filing is the record.

Insider transactions (Form 4)

Last 10 insider transactions reported on Form 4
Date	Reporting person	Transaction	Shares	Price	Owned after	Filing
Aug 18, 2026	Maharajh RamsaranEVP and General Counsel	Exercise or conversion of a derivative security	+20,069	US$71.62	33,253	Form 4 filed Aug 19, 2026
Aug 18, 2026	Maharajh RamsaranEVP and General Counsel	Disposition to the issuer	−6,414	US$224.07	26,839	Form 4 filed Aug 19, 2026
Aug 18, 2026	Maharajh RamsaranEVP and General Counsel	Open-market or private sale	−13,655	US$223.9153	13,184	Form 4 filed Aug 19, 2026
Jul 28, 2026	DaSilva Kevin GSenior VP and Treasurer	Open-market or private sale	−2,250	US$216.932	20,099	Form 4 filed Jul 28, 2026
Jul 27, 2026	Atkinson Tracy ADirector	Open-market or private sale	−2,295	US$218.0497	1,785	Form 4 filed Jul 28, 2026
Jul 24, 2026	Brunk Troy DPresident, Collins Aerospace	Exercise or conversion of a derivative security	+12,600	US$97.65	23,220	Form 4 filed Jul 28, 2026
Jul 24, 2026	Brunk Troy DPresident, Collins Aerospace	Open-market or private sale	−1,811	US$210.645	21,409	Form 4 filed Jul 28, 2026
Jul 24, 2026	Brunk Troy DPresident, Collins Aerospace	Disposition to the issuer	−5,854	US$210.17	15,555	Form 4 filed Jul 28, 2026
Jul 24, 2026	Brunk Troy DPresident, Collins Aerospace	Open-market or private sale	−6,746	US$210.20	8,809	Form 4 filed Jul 28, 2026
Jul 24, 2026	DaSilva Kevin GSenior VP and Treasurer	Open-market or private sale	−4,760	US$213.62	22,349	Form 4 filed Jul 28, 2026

What each Form 4 reported, as filed. Non-derivative transactions only; option grants and exercises appear on the filing itself. All filings on EDGAR.

Contract awards · last 12 months

No US federal contract award of US$250K or more on file for the last 12 months.

US federal awards of US$250K or more, from USAspending.gov. Amounts are as the source states them. Defense awards reach USAspending about 90 days after signing.

Upcoming events

Nothing on the manifest for RTX yet.

Each row links to its source. The calendar lists every company's dates; the full launch manifest explains the status labels.

Peers

The Boeing CompanyBAUS$153.0B#2 · as of Oct 2, 2026 close
Lockheed MartinLMTUS$116.7B#3 · as of Oct 2, 2026 close
Northrop GrummanNOCUS$67.9B#4 · as of Oct 2, 2026 close
Honeywell AerospaceHONAUS$49.0B#5 · as of Oct 2, 2026 close
L3Harris TechnologiesLHXUS$44.0B#6 · as of Oct 2, 2026 close

All companies with space divisions ranked by whole market cap · Space industry market cap · Leaderboard

Listings

Every listing of RTX Corporation
Ticker	Exchange	Currency	Share class	Role
RTX	NYSE	USD	Common	Pricing listing

Share classes

as of Jun 30, 2026

Shares outstanding by class
Class	Shares	As of	Counted	Source
Common	1,347,758,144	Jun 30, 2026	At its own listed price	SEC EDGAR

How this market cap is built

as of Oct 2, 2026End of day

Shares outstanding: 1,347,758,144 · every class, counted once · shares as of Jun 30, 2026 · from the 10-Q filed Jul 23, 2026
Price: US$184.645 · priced on NYSE (RTX) · regular-session last sale on Oct 2, 2026
Market cap: US$248.9B = 1,347,758,144 shares × US$184.645
In Canadian dollars: C$354.5B · Bank of Canada rate for Oct 2, 2026: US$1 = C$1.4246
On the list: Number 1 of 17 companies with space divisions with a computed market cap. Only part of this company is space.

Market cap = shares outstanding × one price × one exchange rate (methodology). The price is a last sale across several US venues, not the official closing auction price.

How this number is built: methodology. Where the data comes from: sources. Who runs this site and what they hold: disclosures.