TransDigm Group INC

TDG

Exchange: NYSE
Industry: Aircraft Parts & Auxiliary Equipment, NEC
SEC CIK: 0001260221

SEC filings (opens in a new tab)

In the last 90 days, TransDigm Group INC insiders filed 0 open-market purchases and 6 sales; 1,146 institutions reported holding it in 13F filings for Q2 2026, worth $70.0B in total; superinvestors Third Point and Lone Pine Capital hold it.

13F holders, Q3 2026

Institutional positions in TransDigm Group INC as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 3; +1 vs. Q2 2026
Shares held: 676; −6 (−0.9%) vs. Q2 2026
Total value: $731.8K; −$176.6K (−19.4%) vs. Q2 2026
New holders: 1; 0 more added
Sold out: 0; 1 more reduced

1,144 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TDG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding TDG and their total value by quarter
Quarter	Holders	Value
Q2 2026	1,146	$70.0B
Q1 2026	1,112	$61.3B
Q4 2025	1,133	$71.5B
Q3 2025	1,073	$70.6B
Q2 2025	1,111	$82.3B
Q1 2025	1,090	$73.7B
Q4 2024	1,048	$67.4B
Q3 2024	1,032	$74.0B
Q2 2024	1,005	$68.0B
Q1 2024	936	$65.7B
Q4 2023	864	$54.1B
Q3 2023	770	$44.8B
Q2 2023	746	$47.7B
Q1 2023	721	$38.8B
Q4 2022	705	$32.9B
Q3 2022	649	$27.5B
Q2 2022	658	$27.7B
Q1 2022	684	$33.7B
Q4 2021	659	$33.3B
Q3 2021	630	$33.5B
Q2 2021	614	$34.6B
Q1 2021	609	$31.1B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding TransDigm Group INC; share changes are against Q2 2026.

Institutions holding TDG in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Cypress Funds LLC	–	–	–	–	Not filed
Rockefeller Capital Management L.P.	–	–	–	–	Not filed
Islander Capital Partners, L.P.	–	–	–	–	Not filed
Rafferty Asset Management, LLC	–	–	–	–	Not filed
SG Americas Securities, LLC	–	–	–	–	Not filed
Crestwood Advisors Group LLC	–	–	–	–	Not filed
Xponance, Inc.	–	–	–	–	Not filed
Nisa Investment Advisors, LLC	–	–	–	–	Not filed
State of Michigan Retirement System	–	–	–	–	Not filed
MetLife Investment Management	–	–	–	–	Not filed
Creative Planning	–	–	–	–	Not filed
Millennium Management LLC	–	–	–	–	Not filed
Maestria Partners LLC	–	–	–	–	Not filed
TCW Group Inc	–	–	–	–	Not filed
Jackson Hill Advisors, LLC	–	–	–	–	Not filed
CIBC Asset Management Inc	–	–	–	–	Not filed
Crow's Nest Holdings LP	–	–	–	–	Not filed
Mirae Asset Global Investments Co., Ltd.	–	–	–	–	Not filed
Nykredit A/S	–	–	–	–	Not filed
Teacher Retirement System of Texas	–	–	–	–	Not filed
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	–	–	–	–	Not filed
PYA Waltman Capital, LLC	–	–	–	–	Not filed
Pinnacle Financial Partners, Inc.	–	–	–	–	Not filed
Investment Management Corp of Ontario	–	–	–	–	Not filed
Eurizon Capital SGR S.p.A.	–	–	–	–	Not filed
Stephens Inc	–	–	–	–	Not filed
Linonia Partnership LP	–	–	–	–	Not filed
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund	–	–	–	–	Not filed
Pittenger & Anderson Inc	–	–	–	–	Not filed
Broad Run Investment Management, LLC	–	–	–	–	Not filed
Woodline Partners LP	–	–	–	–	Not filed
Amalgamated Bank	–	–	–	–	Not filed
CIBC World Markets Inc.	–	–	–	–	Not filed
Varma Mutual Pension Insurance Co	–	–	–	–	Not filed
Daiwa Securities Group Inc.	–	–	–	–	Not filed
Harel Insurance Investments & Financial Services Ltd.	–	–	–	–	Not filed
Allspring Global Investments Holdings, LLC	–	–	–	–	Not filed
Fairbanks Capital Management, Inc.	–	–	–	–	Not filed
USS Investment Management Ltd	–	–	–	–	Not filed
Inherent Management Corp.	–	–	–	–	Not filed
Blackstone Group Inc.	–	–	–	–	Not filed
FIL Ltd	–	–	–	–	Not filed
Cornerstone Advisors, LLC	–	–	–	–	Not filed
Voya Investment Management LLC	–	–	–	–	Not filed
Red Door Wealth Management, LLC	–	–	–	–	Not filed
Beese Fulmer Investment Management, Inc.	–	–	–	–	Not filed
Winton Group Ltd	–	–	–	–	Not filed
Smith, Salley & Associates	–	–	–	–	Not filed
New York Life Investment Management LLC	–	–	–	–	Not filed
Public Sector Pension Investment Board	–	–	–	–	Not filed
NEOS Investment Management LLC	–	–	–	–	Not filed
Asset Planning,Inc	–	–	–	–	Not filed
Q Global Advisors, LLC	–	–	–	–	Not filed
Pathstone Holdings, LLC	–	–	–	–	Not filed
ProShare Advisors LLC	–	–	–	–	Not filed
Rheos Capital Works Inc.	–	–	–	–	Not filed
Utah Retirement Systems	–	–	–	–	Not filed
British Columbia Investment Management Corp	–	–	–	–	Not filed
Cullen/Frost Bankers, Inc.	–	–	–	–	Not filed
Police & Firemen's Retirement System of New Jersey	–	–	–	–	Not filed
Vaughan Nelson Investment Management, L.P.	–	–	–	–	Not filed
Fred Alger Management, LLC	–	–	–	–	Not filed
PensionDanmark Pensionsforsikringsaktieselskab	–	–	–	–	Not filed
Capital Group Private Client Services, Inc.	–	–	–	–	Not filed
Ilmarinen Mutual Pension Insurance Co	–	–	–	–	Not filed
Spinecap SAS	–	–	–	–	Not filed
Parkwood LLC	–	–	–	–	Not filed
Praesidium Investment Management Company, LLC	–	–	–	–	Not filed
Wealthfront Advisers LLC	–	–	–	–	Not filed
Legal Advantage Investments, Inc.	–	–	–	–	Not filed
Pragma Gestao de Patrimonio Ltd	–	–	–	–	Not filed
Resources Investment Advisors, LLC.	–	–	–	–	Not filed
Phraction Management LLC	–	–	–	–	Not filed
Swiss Life Asset Management Ltd	–	–	–	–	Not filed
Jupiter Topco LLC	–	–	–	–	Not filed
Sumitomo Mitsui DS Asset Management Company, Ltd	–	–	–	–	Not filed
Empowered Funds, LLC	–	–	–	–	Not filed
JustInvest LLC	–	–	–	–	Not filed
Keybank National Association	–	–	–	–	Not filed
KP Management LLC	–	–	–	–	Not filed
Public Employees Retirement Association of Colorado	–	–	–	–	Not filed
Prospera Financial Services Inc	–	–	–	–	Not filed
Vontobel Holding Ltd.	–	–	–	–	Not filed
Regions Financial Corp	–	–	–	–	Not filed
Equitable Trust Co	–	–	–	–	Not filed
Cerity Partners LLC	–	–	–	–	Not filed
Vinva Investment Management Ltd	–	–	–	–	Not filed
Federation des caisses Desjardins du Quebec	–	–	–	–	Not filed
Oregon Public Employees Retirement Fund	–	–	–	–	Not filed
Sequoia Financial Advisors, LLC	–	–	–	–	Not filed
Investidor Profissional Gestao de Recursos Ltda.	–	–	–	–	Not filed
Delta Investment Management, LLC	–	–	–	–	Not filed
Mackenzie Financial Corp	–	–	–	–	Not filed
Bank of Nova Scotia	–	–	–	–	Not filed
Cinctive Capital Management LP	–	–	–	–	Not filed
UniSuper Management Pty Ltd	–	–	–	–	Not filed
OP Asset Management Ltd	–	–	–	–	Not filed
Advisory Services Network, LLC	–	–	–	–	Not filed
Pennant Select, LLC	–	–	–	–	Not filed
O'Shaughnessy Asset Management, LLC	–	–	–	–	Not filed