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TransDigm Group INC

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

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 2025

Institutional positions in TransDigm Group INC as of Sep 30, 2025. 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

Institutional holders
1,073
−20 vs. Q2 2025
Shares held
53.6M
+108.0K (+0.2%) vs. Q2 2025
Total value
$70.6B
−$10.4B (−12.9%) vs. Q2 2025
New holders
100
416 more added
Sold out
120
391 more reduced

18 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: 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 holdersQ3 2025: 1,073 institutions
Q1 2021: 609 institutionsQ2 2021: 614 institutionsQ3 2021: 630 institutionsQ4 2021: 659 institutionsQ1 2022: 684 institutionsQ2 2022: 658 institutionsQ3 2022: 649 institutionsQ4 2022: 705 institutionsQ1 2023: 721 institutionsQ2 2023: 746 institutionsQ3 2023: 770 institutionsQ4 2023: 864 institutionsQ1 2024: 936 institutionsQ2 2024: 1,005 institutionsQ3 2024: 1,032 institutionsQ4 2024: 1,048 institutionsQ1 2025: 1,090 institutionsQ2 2025: 1,111 institutionsQ3 2025: 1,073 institutionsQ4 2025: 1,133 institutionsQ1 2026: 1,112 institutionsQ2 2026: 1,146 institutions
Value heldQ3 2025: $70.6B
Q1 2021: $31.1BQ2 2021: $34.6BQ3 2021: $33.5BQ4 2021: $33.3BQ1 2022: $33.7BQ2 2022: $27.7BQ3 2022: $27.5BQ4 2022: $32.9BQ1 2023: $38.8BQ2 2023: $47.7BQ3 2023: $44.8BQ4 2023: $54.1BQ1 2024: $65.7BQ2 2024: $68.0BQ3 2024: $74.0BQ4 2024: $67.4BQ1 2025: $73.7BQ2 2025: $82.3BQ3 2025: $70.6BQ4 2025: $71.5BQ1 2026: $61.3BQ2 2026: $70.0B
Institutions holding TDG and their total value by quarter
QuarterHoldersValue
Q2 20261,146$70.0B
Q1 20261,112$61.3B
Q4 20251,133$71.5B
Q3 20251,073$70.6B
Q2 20251,111$82.3B
Q1 20251,090$73.7B
Q4 20241,048$67.4B
Q3 20241,032$74.0B
Q2 20241,005$68.0B
Q1 2024936$65.7B
Q4 2023864$54.1B
Q3 2023770$44.8B
Q2 2023746$47.7B
Q1 2023721$38.8B
Q4 2022705$32.9B
Q3 2022649$27.5B
Q2 2022658$27.7B
Q1 2022684$33.7B
Q4 2021659$33.3B
Q3 2021630$33.5B
Q2 2021614$34.6B
Q1 2021609$31.1B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding TransDigm Group INC; share changes are against Q2 2025.

Institutions holding TDG in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
VestGen Advisors, LLC1,386$1.83M0.06%+286+26.0%Added
SPX Equities Gestao de Recursos Ltda1,400$1.85M0.15%+200+16.7%Added
Virtu Financial LLC1,404$1.85M0.10%+1,404New
Plato Investment Management Ltd1,430$1.87M0.13%+267+23.0%Added
Kornitzer Capital Management Inc1,446$1.91M0.04%−500−25.7%Reduced
Kentucky Retirement Systems Insurance Trust Fund1,455$1.92M0.13%−26−1.8%Reduced
Great Lakes Advisors, LLC1,475$1.94M0.02%−1,527−50.9%Reduced
Ascent Group, LLC1,481$1.95M0.07%+156+11.8%Added
Oppenheimer & Co Inc1,488$1.96M0.02%−65−4.2%Reduced
Catalyst Funds Management Pty Ltd1,500$1.98M0.30%+1,500New
Western Financial Corp1,501$1.98M0.86%+46+3.2%Added
Jones Financial Companies LLLP1,532$1.99M0.00%+245+19.0%Added
Blue Fin Capital, Inc.1,509$1.99M0.31%+67+4.6%Added
Centaurus Financial, Inc.1,509$1.99M0.09%−21−1.4%Reduced
MUFG Securities Americas Inc.1,520$2.00M0.13%+275+22.1%Added
Banco Bilbao Vizcaya Argentaria, S.A.1,520$2.00M0.02%+469+44.6%Added
Greenleaf Trust1,522$2.01M0.02%−41−2.6%Reduced
Accurate Wealth Management, LLC1,555$2.04M0.27%+1,555New
Cambridge Investment Research Advisors, Inc.1,551$2.04M0.01%−11−0.7%Reduced
Alaethes Wealth LLC1,579$2.08M0.59%+60+3.9%Added
CSM Advisors, LLC1,591$2.09M0.06%+1,430+888.2%Added
Guerra Pan Advisors, LLC1,609$2.12M1.28%00.0%Unchanged
Aurora Investment Managers, LLC.1,652$2.18M1.18%−3−0.2%Reduced
Diversified Trust Co1,659$2.19M0.04%−2,071−55.5%Reduced
BNP Paribas1,716$2.22M0.07%+451+35.7%Added
PFG Advisors1,685$2.22M0.09%+265+18.7%Added
Palisade Capital Management LLC1,700$2.24M0.06%00.0%Unchanged
Vinva Investment Management Ltd1,741$2.24M0.05%−270−13.4%Reduced
Element Squared LLC1,703$2.24M1.28%+161+10.4%Added
Geneva Partners, LLC1,710$2.25M0.82%−3,164−64.9%Reduced
Sit Investment Associates Inc1,716$2.26M0.05%+6+0.4%Added
Summit Trail Advisors, LLC1,729$2.28M0.03%−52−2.9%Reduced
Jane Street Group, LLC1,733$2.28M0.00%+1,733New
Paragon Advisors, LLC1,772$2.34M0.60%−197−10.0%Reduced
Northwestern Mutual Investment Management Company, LLC1,795$2.37M0.03%+3+0.2%Added
Gallo Partners, LP1,802$2.38M1.79%−499−21.7%Reduced
Horizon Investments, LLC1,804$2.38M0.03%+396+28.1%Added
Resources Management Corp1,841$2.43M0.31%+1,211+192.2%Added
Hixon Zuercher, LLC1,890$2.49M0.76%−38−2.0%Reduced
Tokio Marine Asset Management Co Ltd1,893$2.50M0.09%+108+6.1%Added
Empirical Finance, LLC1,900$2.50M0.12%+21+1.1%Added
Kovitz Investment Group Partners, LLC1,900$2.50M0.01%−221−10.4%Reduced
Metis Global Partners, LLC1,904$2.51M0.06%−99−4.9%Reduced
Pitcairn Co1,909$2.52M0.20%−929−32.7%Reduced
Roundview Capital LLC1,919$2.53M0.16%+80+4.4%Added
Diversify Wealth Management, LLC1,970$2.56M0.15%+68+3.6%Added
Alliance Wealth Advisors, LLC1,948$2.57M1.28%−11−0.6%Reduced
Allianz Asset Management GmbH1,975$2.60M0.00%+193+10.8%Added
HCR Wealth Advisors2,033$2.61M0.27%+155+8.3%Added
Omers Administration Corp1,994$2.63M0.02%00.0%Unchanged
Aspiriant, LLC2,000$2.64M0.08%−6−0.3%Reduced
Capstone Investment Advisors, LLC2,000$2.64M0.02%+250+14.3%Added
Allstate Corp2,039$2.69M0.06%+2,039New
GWM Advisors LLC2,045$2.70M0.01%−19−0.9%Reduced
Davidson Capital Management Inc.2,046$2.70M0.60%+2,046New
Tiff Advisory Services Inc2,078$2.74M0.57%+2,078New
Cyndeo Wealth Partners, LLC2,096$2.76M0.15%−27−1.3%Reduced
WoodTrust Financial Corp2,125$2.80M0.33%−50−2.3%Reduced
Thrivent Financial for Lutherans2,171$2.86M0.01%−1,103−33.7%Reduced
We Are One Seven, LLC2,174$2.87M0.07%+297+15.8%Added
Captrust Financial Advisors2,194$2.89M0.01%+213+10.8%Added
Level Four Advisory Services, LLC2,206$2.91M0.10%−85−3.7%Reduced
Mainstay Capital Management LLC2,218$2.92M0.29%−2,154−49.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund2,230$2.94M0.01%−10−0.4%Reduced
X-Square Capital, LLC2,246$2.96M0.92%+31+1.4%Added
Beese Fulmer Investment Management, Inc.2,254$2.97M0.21%+161+7.7%Added
Goodman Advisory Group, LLC2,285$3.01M0.75%+312+15.8%Added
Clearbridge Investments, LLC2,304$3.04M0.00%+2,304New
Kestra Advisory Services, LLC2,322$3.06M0.01%−1,707−42.4%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,327$3.07M0.01%−1,547−39.9%Reduced
Commerce Bank2,327$3.07M0.02%+259+12.5%Added
Rockingstone Advisors LLC2,354$3.10M1.53%+28+1.2%Added
Family Legacy, Inc.2,386$3.14M0.96%+11+0.5%Added
Boothbay Fund Management, LLC2,396$3.16M0.08%+1,068+80.4%Added
Mercer Global Advisors Inc2,414$3.18M0.01%+154+6.8%Added
Private Advisor Group, LLC2,420$3.19M0.02%−192−7.4%Reduced
SG Americas Securities, LLC2,439$3.21M0.01%−20,515−89.4%Reduced
AG2R la Mondiale Gestion D'Actifs2,128$3.24M0.17%00.0%Unchanged
Clearstead Advisors, LLC2,471$3.26M0.05%−1,267−33.9%Reduced
Knollwood Investment Advisory, LLC2,478$3.27M0.29%00.0%Unchanged
Wiley Bros.-Aintree Capital, LLC2,520$3.29M0.02%+465+22.6%Added
Lido Advisors, LLC2,498$3.29M0.01%+230+10.1%Added
New Mexico Educational Retirement Board2,500$3.29M0.10%−100−3.8%Reduced
Glenview Trust Co2,521$3.32M0.05%+474+23.2%Added
Generali Asset Management SPA SGR2,528$3.33M0.07%+2+0.1%Added
Eisler Capital Management Ltd.2,670$3.39M0.08%−16,660−86.2%Reduced
Atria Investments LLC2,570$3.39M0.04%−1,358−34.6%Reduced
Allianz SE2,594$3.42M0.07%00.0%Unchanged
Commonwealth Equity Services, LLC2,598$3.42M0.00%+83+3.3%Added
Mezzasalma Advisors, LLC2,629$3.47M0.89%−3−0.1%Reduced
Whitford Management LLC2,638$3.48M3.50%−817−23.6%Reduced
Banco Santander, S.A.2,662$3.51M0.03%+172+6.9%Added
Texas Yale Capital Corp.2,686$3.54M0.11%00.0%Unchanged
Bokf, NA2,715$3.58M0.05%−210−7.2%Reduced
Securian Asset Management, Inc2,743$3.62M0.10%−193−6.6%Reduced
Maryland State Retirement & Pension System2,756$3.63M0.08%+69+2.6%Added
Steamboat Capital Partners, LLC2,760$3.64M0.95%−168−5.7%Reduced
Allen Operations LLC2,764$3.64M0.43%00.0%Unchanged
Chesley Taft & Associates LLC2,805$3.70M0.16%+31+1.1%Added
Occudo Quantitative Strategies LP2,811$3.70M0.45%+2,811New