When did CAT join the S&P 500?

Caterpillar Inc. joined the S&P 500 index on 1957-03-04.

What sector is CAT in?

CAT is in the Industrials sector, Construction Machinery & Heavy Transportation Equipment industry.

CAT — Caterpillar Inc.

Name: CAT Institutional Holdings (13F) — 2026Q1
Creator: SEC EDGAR
License: https://www.sec.gov/data

Construction Machinery & Heavy Transportation Equipment · Industrials

S&P 500 Timeline

1957-03-04Joined S&P 500

Caterpillar Inc. manufactures construction and mining equipment, diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives. It operates through the following segments: Construction Industries, Resource Industries, Energy & Transportation, Financial Products, and All Other. The Construction Industries segment supports customers using machinery in infrastructure and building construction applications. The Resource Industries segment is responsible for supporting customers using machinery in mining and quarrying applications, including business strategy, product design, product management and development, manufacturing, marketing, sales, and product support. The Energy & Transportation segment serves customers in the oil and gas, power generation, marine, rail, and industrial sectors. The Financial Products segment provides a range of financing options for customers and dealers of Caterpillar machinery and engines, Solar gas turbines, and other equipment and vessels. All Other segment includes business strategy, product management and development, and manufacturing activities for filters and fluids, undercarriage, tires and rims, coupling tools, and fluid conveyance.

Key Facts

Status	Active
Sector	Industrials
Industry	Construction Machinery & Heavy Transportation Equipment
Joined	1957-03-04
Tenure	69 yrs

Industry Peers

CMI PCAR WAB

Sector Peers

ADP ALLE AME AOS AXON BA BLDR BR CARR CHRW

Institutional Holdings (13F)

3,722 institutions hold CAT, totaling 416.6M shares ($266.8B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	60.5M	$42.8B
2	BlackRock, Inc.	37.2M	$26.3B
3	STATE STREET CORP	34.9M	$24.7B
4	MORGAN STANLEY	21.8M	$12.8B
5	STATE FARM MUTUAL AUTOMOBILE INSURANCE CO	14.6M	$10.3B
6	VANGUARD PORTFOLIO MANAGEMENT LLC	11.7M	$8.3B
7	GEODE CAPITAL MANAGEMENT, LLC	11.1M	$7.9B
8	BARCLAYS PLC	20.2M	$7.3B
9	Fisher Asset Management, LLC	9.8M	$6.9B
10	GATES FOUNDATION TRUST	6.4M	$4.5B

View all holders →

Data source: Wikipedia · CC BY-SA 4.0 · SEC EDGAR 13F · Updated 2026-07-10