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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, Q4 2025

Institutional positions in TransDigm Group INC as of Dec 31, 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
1,133
+79 vs. Q3 2025
Shares held
53.8M
+246.4K (+0.5%) vs. Q3 2025
Total value
$71.5B
+$991.3M (+1.4%) vs. Q3 2025
New holders
180
386 more added
Sold out
101
367 more reduced

19 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 1,133 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 heldQ4 2025: $71.5B
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, Q4 2025

Shares, value and share of portfolio for each institution holding TransDigm Group INC; share changes are against Q3 2025.

Institutions holding TDG in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Oak Ridge Investments LLC9,775$13.0M0.79%+450+4.8%Added
Fifth Third Bancorp9,876$13.1M0.04%−811−7.6%Reduced
British Columbia Investment Management Corp9,966$13.3M0.07%+1,879+23.2%Added
Teacher Retirement System of Texas10,105$13.4M0.05%+1,436+16.6%Added
Susquehanna International Group, LLP10,219$13.6M0.02%+2,650+35.0%Added
Stephens Inc10,356$13.8M0.17%+371+3.7%Added
ProShare Advisors LLC10,356$13.8M0.02%−496−4.6%Reduced
Allspring Global Investments Holdings, LLC10,286$14.0M0.02%−45−0.4%Reduced
Amalgamated Bank10,730$14.3M0.10%−571−5.1%Reduced
Pittenger & Anderson Inc10,735$14.3M0.55%+723+7.2%Added
Pragma Gestao de Patrimonio Ltd10,790$14.3M6.11%−400−3.6%Reduced
Broad Run Investment Management, LLC10,801$14.4M2.67%00.0%Unchanged
Creative Planning10,852$14.4M0.01%+1,667+18.1%Added
Linonia Partnership LP11,022$14.7M0.33%00.0%Unchanged
Natixis11,129$14.8M0.06%+7,294+190.2%Added
1832 Asset Management L.P.11,200$14.9M0.02%+11,200New
Investidor Profissional Gestao de Recursos Ltda.11,220$14.9M11.14%−614−5.2%Reduced
Forsta Ap-Fonden11,430$15.2M0.09%−370−3.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.11,494$15.3M0.04%−6,104−34.7%Reduced
Pinnacle Financial Partners, Inc.11,858$15.8M0.12%+11,858New
Islander Capital Partners, L.P.11,950$15.9M7.16%+11,950New
Voya Investment Management LLC11,970$15.9M0.02%−483−3.9%Reduced
Xponance, Inc.12,009$16.0M0.12%+3,637+43.4%Added
PYA Waltman Capital, LLC12,233$16.3M4.37%−246−2.0%Reduced
Fred Alger Management, LLC12,661$16.8M0.07%−5,326−29.6%Reduced
Lansforsakringar Fondforvaltning AB (publ)13,006$17.3M0.09%+898+7.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys13,100$17.4M0.09%−432−3.2%Reduced
Rafferty Asset Management, LLC13,169$17.5M0.06%+312+2.4%Added
CIBC Asset Management Inc13,274$17.7M0.04%+5,499+70.7%Added
Cornerstone Advisors, LLC13,822$18.4M0.61%+9,222+200.5%Added
MetLife Investment Management13,953$18.6M0.09%−472−3.3%Reduced
GW&K Investment Management, LLC13,964$18.6M0.16%−60.0%Reduced
Man Group plc14,002$18.6M0.04%+2,601+22.8%Added
Capital Group Private Client Services, Inc.14,026$18.7M0.30%−299−2.1%Reduced
Los Angeles Capital Management LLC14,315$18.7M0.06%−9−0.1%Reduced
Varma Mutual Pension Insurance Co14,260$19.0M0.11%+2,240+18.6%Added
Mirae Asset Global Investments Co., Ltd.14,660$19.5M0.05%+2,829+23.9%Added
Czech National Bank14,851$19.7M0.13%+539+3.8%Added
Janney Montgomery Scott LLC14,998$19.9M0.05%−3,280−17.9%Reduced
AQR Capital Management LLC15,061$20.0M0.01%+756+5.3%Added
Nisa Investment Advisors, LLC15,401$20.5M0.07%−1,201−7.2%Reduced
Freestone Grove Partners LP15,407$20.5M0.15%+15,407New
Goodnow Investment Group, LLC15,442$20.5M1.92%+1,095+7.6%Added
Mariner, LLC15,599$20.7M0.02%+621+4.1%Added
Arizona State Retirement System15,863$21.1M0.11%−541−3.3%Reduced
Westfield Capital Management Co LP16,193$21.5M0.09%−201,704−92.6%Reduced
Credit Agricole S A16,620$22.1M0.06%+1,628+10.9%Added
Resona Asset Management Co.,Ltd.16,686$22.1M0.11%−796−4.6%Reduced
HighTower Advisors, LLC17,230$22.9M0.03%+1,281+8.0%Added
Archon Partners LLC17,300$23.0M2.40%00.0%Unchanged
Lynwood Price Capital Management LP17,500$23.3M11.32%00.0%Unchanged
Victory Capital Management Inc17,809$23.7M0.01%−121−0.7%Reduced
Bluegrass Capital Partners LP18,000$23.9M14.30%+2,500+16.1%Added
Maestria Partners LLC18,152$24.1M7.07%00.0%Unchanged
Pennant Investors, LP18,471$24.6M5.98%00.0%Unchanged
Nomura Asset Management Co Ltd18,545$24.7M0.06%−722−3.7%Reduced
One Madison Group LLC19,000$25.3M2.92%−1,000−5.0%Reduced
LPL Financial LLC19,042$25.3M0.01%−2,686−12.4%Reduced
State of New Jersey Common Pension Fund D19,103$25.4M0.09%−446−2.3%Reduced
Lone Pine Capital LLCSuperinvestorLone Pine Capital19,228$25.6M0.19%+19,228New
State of Tennessee, Treasury Department17,924$25.6M0.08%−1,486−7.7%Reduced
Jain Global LLC19,282$25.6M0.25%+19,282New
Howland Capital Management LLC19,417$25.8M0.98%+170+0.9%Added
Nissay Asset Management Corp19,689$26.2M0.14%+1,345+7.3%Added
Capital Fund Management S.A.20,189$26.8M0.25%+20,189New
TD Asset Management Inc20,384$27.1M0.02%−146−0.7%Reduced
TCW Group Inc20,848$27.7M0.20%−198−0.9%Reduced
Toronto Dominion Bank20,906$27.8M0.05%+194+0.9%Added
Titan Global Capital Management USA LLC20,954$27.9M3.99%−88−0.4%Reduced
Mn Services Vermogensbeheer B.V.21,679$28.8M0.18%+579+2.7%Added
Bank of Nova Scotia21,914$29.1M0.04%+11,049+101.7%Added
Public Employees Retirement System of Ohio22,065$29.3M0.09%−16−0.1%Reduced
Mitsubishi UFJ Trust & Banking Corp22,345$29.7M0.07%−1,047−4.5%Reduced
Baskin Financial Services Inc.22,938$30.5M2.30%−124−0.5%Reduced
J. Goldman & Co LP22,938$30.5M1.19%+22,938New
D. E. Shaw & Co., Inc.23,028$30.6M0.02%+23,028New
Treasurer of the State of North Carolina23,161$30.8M0.10%−1,693−6.8%Reduced
Ycg, LLC23,288$31.0M2.34%+23,288New
East Coast Asset Management, LLC.23,341$31.0M9.13%−46−0.2%Reduced
Gotham Asset Management, LLC23,509$31.3M0.11%+4,378+22.9%Added
Capital International Ltd23,803$31.7M1.12%+1,414+6.3%Added
Oakcliff Capital Partners, LP24,170$32.1M13.78%00.0%Unchanged
Mill Capital Management, LLC24,882$33.1M2.39%+68+0.3%Added
iA Global Asset Management Inc.25,097$33.4M0.43%00.0%Unchanged
Quantinno Capital Management LP25,456$33.9M0.07%+6,978+37.8%Added
Gilder Gagnon Howe & Co LLC25,535$34.0M0.36%+11,591+83.1%Added
Oakmont Corp25,810$34.3M5.94%+580+2.3%Added
DnB Asset Management AS25,824$34.3M0.12%+2,685+11.6%Added
Praesidium Investment Management Company, LLC26,200$34.8M6.45%−5,312−16.9%Reduced
Cypress Funds LLC26,713$35.5M5.88%−6,631−19.9%Reduced
National Bank of Canada26,754$35.6M0.04%+11,932+80.5%Added
Universal- Beteiligungs- und Servicegesellschaft mbH27,071$35.8M0.06%−2,296−7.8%Reduced
Chilton Capital Management LLC27,479$36.5M1.26%+240+0.9%Added
Estuary Capital Management LP27,520$36.6M6.51%+27,520New
Royal London Asset Management Ltd27,526$36.6M0.08%−763−2.7%Reduced
Anabranch Capital Management, LP27,555$36.6M24.63%00.0%Unchanged
STRS Ohio27,726$36.9M0.14%−29,304−51.4%Reduced
Prudential Financial Inc27,967$37.2M0.04%−3,605−11.4%Reduced
Great West Life Assurance Co28,021$37.3M0.06%+4,887+21.1%Added
BRX Global LP28,279$37.6M36.80%00.0%Unchanged