When did TDG join the S&P 500?

TransDigm Group joined the S&P 500 index on 2016-06-03.

What sector is TDG in?

TDG is in the Industrials sector, Aerospace & Defense industry.

TDG — TransDigm Group

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

Aerospace & Defense · Industrials

TransDigm Group, Inc. designs, produces, and supplies aircraft components. It operates through the following segments: Power & Control, Airframe, and Non-Aviation. The Power & Control segment primarily develops, produces, and sells systems and components that utilize electronic, fluid, power, and mechanical motion control technologies to power or control power for aircraft. The Airframe segment primarily develops, produces, and sells systems and components for non-powered airframe applications using airframe and cabin structure technologies. The Non-Aviation segment focuses on developing, producing, and selling products for non-aviation markets.

Industry Peers

AXON BA GD GE HII HONA HWM LHX LMT NOC

Sector Peers

ADP ALLE AME AOS AXON BA BLDR BR CARR CAT

Key Facts

Status	Active
Sector	Industrials
Industry	Aerospace & Defense
Joined	2016-06-03
Tenure	10 yrs

S&P 500 Timeline

2016-06-03Joined S&P 500

Institutional Holdings (13F)

1,105 institutions hold TDG, totaling 69.2M shares ($70.2B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	7.3M	$8.5B
2	Capital International Investors	5.5M	$6.4B
3	Capital World Investors	4.7M	$5.4B
4	BlackRock, Inc.	4.6M	$5.3B
5	Capital Research Global Investors	3.1M	$3.6B
6	MORGAN STANLEY	2.6M	$3.3B
7	VANGUARD PORTFOLIO MANAGEMENT LLC	2.6M	$3.0B
8	STATE STREET CORP	2.5M	$2.9B
9	PRINCIPAL FINANCIAL GROUP INC	2.0M	$2.3B
10	BARCLAYS PLC	1.5M	$1.7B

View all holders →

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