Main Street Research LLC

Position in RTX — RTX Corp

CIK 1513211 SAUSALITO, CA

Position in RTX

as of Jun 30, 2026 · filed Jul 29, 2026 Compact

Position Value

$1,091,326

-$78,805 QoQ

Shares Held

5,752

-5.2% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

#1,781

of 3,405 holders

Holding Since

Jun 2021

20 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

Main Street Research LLC holds $1,877,880 across 2 Aerospace & Defense names. RTX ranks #1 (58.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	RTX	RTX Corp This page	5,752	$1,091,326
2	CW	Curtiss Wright Corp	1,038	$786,554

20 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,091,326	5,752	-5.2%	Shares	Sole	2026-07-29
2026-03-31	$1,170,131	6,066	+10.4%	Shares	Sole	2026-04-30
2025-12-31	$1,007,966	5,496	-1.2%	Shares	Sole	2026-02-09
2025-09-30	$930,856	5,563	+24.0%	Shares	Sole	2025-11-13
2025-06-30	$654,899	4,485	+1.2%	Shares	Sole	2025-08-05
2025-03-31	$587,195	4,433	-2.4%	Shares	Sole	2025-04-30
2024-12-31	$525,368	4,540	+13.9%	Shares	Sole	2025-02-07
2024-09-30	$483,064	3,987	+0.3%	Shares	Sole	2024-11-12
2024-06-30	$399,150	3,976	+4.1%	Shares	Sole	2024-07-29
2024-03-31	$372,467	3,819	+33.2%	Shares	Sole	2024-05-01
2023-12-31	$241,229	2,867	-9.6%	Shares	Sole	2024-01-30
2023-06-30	$310,631	3,171	+20.8%	Shares	Sole	2023-08-08
2023-03-31	$257,066	2,625	-10.0%	Shares	Sole	2023-05-01
2022-12-31	$294,282	2,916	-7.9%	Shares	Sole	2023-02-06
2022-09-30	$259,086	3,165	-0.1%	Shares	Sole	2022-11-14
2022-06-30	$304,476	3,168	+10.2%	Shares	Sole	2022-08-12
2022-03-31	$284,727	2,874	-6.8%	Shares	Sole	2022-05-05
2021-12-31	$265,495	3,085	-27.6%	Shares	Sole	2022-02-09
2021-09-30	$366,275	4,261	+75.0%	Shares	Sole	2021-11-12
2021-06-30	$207,729	2,435	—	Shares	Sole	2021-08-06
No filing history on record for this holder in this stock.