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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
Hudson Way Capital Management LLC68,793$90.7M7.69%+5,247+8.3%Added
Danske Bank A/S71,096$93.7M0.23%+16,097+29.3%Added
The PNC Financial Services Group, Inc.71,831$94.7M0.06%−1,130−1.5%Reduced
Envestnet Asset Management Inc73,818$97.3M0.03%+1,706+2.4%Added
State of Michigan Retirement System76,192$100.4M0.48%−100−0.1%Reduced
Russell Investments Group, Ltd.79,300$104.5M0.12%+10,244+14.8%Added
Bamco Inc82,149$108.3M0.29%−5,695−6.5%Reduced
Douglas Lane & Associates, LLC82,499$108.7M1.52%+5,328+6.9%Added
Raymond James Financial Inc82,967$109.4M0.04%+7,996+10.7%Added
Royal Bank of Canada86,311$113.8M0.02%−8,242−8.7%Reduced
BNP Paribas Arbitrage, SA86,826$114.4M0.09%−10,745−11.0%Reduced
Bristol John W & Co Inc88,467$116.6M1.84%−2,031−2.2%Reduced
Bank of Montreal90,451$119.2M0.05%+30,774+51.6%Added
King Luther Capital Management Corp91,855$121.1M0.50%+24,276+35.9%Added
Atalan Capital Partners, LP92,750$122.2M8.53%+2,750+3.1%Added
Sands Capital Management, LLC93,296$123.0M0.34%+6,396+7.4%Added
HSBC Holdings PLC94,078$123.9M0.07%+2,056+2.2%Added
California State Teachers Retirement System95,148$125.4M0.13%+1,985+2.1%Added
California Public Employees Retirement System95,995$126.5M0.08%+4,765+5.2%Added
US Bancorp98,756$130.2M0.15%−599−0.6%Reduced
Citigroup Inc99,502$131.1M0.09%−978−1.0%Reduced
Rhumbline Advisers101,297$133.5M0.11%−522−0.5%Reduced
Douglass Winthrop Advisors, LLC104,314$137.5M2.39%+1,665+1.6%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.113,846$150.1M0.11%+4,824+4.4%Added
Skye Global Management LP120,000$158.2M3.18%00.0%Unchanged
Deutsche Bank AG123,579$162.9M0.05%−5,161−4.0%Reduced
Brown Advisory Inc124,243$163.8M0.21%−46,259−27.1%Reduced
Neuberger Berman Group LLC138,437$182.5M0.13%−14,291−9.4%Reduced
Barclays PLC139,834$184.3M0.07%+20,763+17.4%Added
Ameriprise Financial Inc151,270$199.4M0.05%−13,917−8.4%Reduced
Dimensional Fund Advisors LP151,474$199.6M0.04%+11,588+8.3%Added
Heard Capital LLC156,723$206.6M10.02%+22,396+16.7%Added
Swiss National Bank161,900$213.4M0.12%−7,800−4.6%Reduced
National Pension Service162,855$214.6M0.17%+2,356+1.5%Added
DF Dent & Co Inc166,284$219.2M2.83%+472+0.3%Added
Blair William & Co172,649$227.6M0.61%−304−0.2%Reduced
CIBC Private Wealth Group, LLC174,683$230.2M0.39%−28,905−14.2%Reduced
Wells Fargo & Company187,897$247.7M0.05%+4,174+2.3%Added
Alkeon Capital Management LLC195,611$257.8M1.16%00.0%Unchanged
Darsana Capital Partners LP200,000$263.6M6.21%+25,000+14.3%Added
Sumitomo Mitsui Trust Holdings, Inc.201,736$265.9M0.15%+4,870+2.5%Added
Westfield Capital Management Co LP217,897$287.2M1.21%−72,116−24.9%Reduced
Canada Pension Plan Investment Board221,807$292.3M0.21%+48,890+28.3%Added
Vulcan Value Partners, LLC249,643$329.0M5.96%+18,048+7.8%Added
Nuveen, LLC251,189$331.1M0.09%−24,678−8.9%Reduced
Bank of New York Mellon Corp272,429$359.1M0.06%−20,809−7.1%Reduced
UBS Asset Management Americas Inc276,933$365.0M0.08%−72,397−20.7%Reduced
Legal & General Group Plc313,602$413.3M0.09%+13,150+4.4%Added
Goldman Sachs Group Inc332,289$438.0M0.06%+33,833+11.3%Added
Bank of America Corp357,070$470.6M0.04%−2,493−0.7%Reduced
Charles Schwab Investment Management Inc388,127$511.6M0.08%+15,269+4.1%Added
Invesco Ltd.421,881$556.0M0.09%−63,737−13.1%Reduced
UBS Group AG462,337$609.4M0.12%−94,062−16.9%Reduced
Northern Trust Corp468,943$618.1M0.08%−8,089−1.7%Reduced
Franklin Resources Inc475,489$626.7M0.16%+293,821+161.7%Added
Stockbridge Partners LLC525,233$692.3M13.39%−7,318−1.4%Reduced
Soroban Capital Partners LP581,105$765.9M6.30%+565,543+3,634.1%Added
Primecap Management Co585,373$771.5M0.59%+27,450+4.9%Added
Windacre Partnership LLC612,500$807.3M10.10%−100,200−14.1%Reduced
Edgewood Management LLC636,841$839.4M2.97%−59,370−8.5%Reduced
Price T Rowe Associates Inc748,713$986.8M0.11%+29,025+4.0%Added
Morgan Stanley883,896$1.16B0.07%−63,379−6.7%Reduced
Altarock Partners LLC976,392$1.29B23.53%−3,558−0.4%Reduced
Geode Capital Management, LLC1,232,062$1.62B0.10%+17,666+1.5%Added
JPMorgan Chase & Co1,262,316$1.66B0.11%−733,453−36.8%Reduced
Capital Research Global Investors2,207,837$2.91B0.55%+203,997+10.2%Added
FMR LLC2,282,430$3.01B0.16%+409,999+21.9%Added
Principal Financial Group Inc2,379,816$3.14B1.58%+367,756+18.3%Added
State Street Corp2,388,838$3.15B0.11%+45,550+1.9%Added
Capital World Investors3,938,687$5.19B0.71%−31,841−0.8%Reduced
BlackRock, Inc.4,195,770$5.53B0.10%−67,150−1.6%Reduced
Capital International Investors6,489,193$8.55B1.38%+254,750+4.1%Added
Vanguard Group Inc6,814,938$8.98B0.13%+121,049+1.8%Added
D. E. Shaw & Co., Inc.0$00.00%−111,846−100.0%Sold out
Bain Capital Public Equity Management II, LLC0$00.00%−105,088−100.0%Sold out
Marshall Wace, LLP0$00.00%−78,533−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−50,161−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−45,433−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−30,141−100.0%Sold out
J. Goldman & Co LP0$00.00%−27,498−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−22,172−100.0%Sold out
Artisan Partners Limited Partnership0$00.00%−18,308−100.0%Sold out
Scopus Asset Management, L.P.0$00.00%−12,522−100.0%Sold out
Waratah Capital Advisors Ltd.0$00.00%−9,381−100.0%Sold out
Railway Pension Investments Ltd0$00.00%−9,100−100.0%Sold out
Bain Capital Public Equity, LP0$00.00%−5,433−100.0%Sold out
Simplex Trading, LLC0$00.00%−4,966−100.0%Sold out
Kennedy Capital Management, Inc.0$00.00%−4,386−100.0%Sold out
Pier 88 Investment Partners LLC0$00.00%−3,575−100.0%Sold out
Susquehanna Portfolio Strategies, LLC0$00.00%−3,181−100.0%Sold out
Ilex Capital Partners (UK) LLP0$00.00%−2,807−100.0%Sold out
Nebula Research & Development LLC0$00.00%−2,575−100.0%Sold out
Aubrey Capital Management Ltd0$00.00%−2,500−100.0%Sold out
Vanderbilt University0$00.00%−2,334−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−2,274−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−2,108−100.0%Sold out
Winton Group Ltd0$00.00%−2,000−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−1,919−100.0%Sold out
Navellier & Associates Inc0$00.00%−1,352−100.0%Sold out
Valmark Advisers, Inc.0$00.00%−1,285−100.0%Sold out