TransDigm TDG Institutional Ownership

Updated Oct 11, 2026

TransDigm Group INC (NYSE:TDG) was reported as a holding by 1,139 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Together they owned 93.20% of the outstanding stock in Q2 2026, up from 90.84% a quarter earlier.
• Total shares held in TransDigm rose 1.19% from Q1 2026, while the number of holders rose 2.52% from Q2 2025.
• Looking at the 1,139 holders of TDG individually, 583 added to their positions, 367 reduced their stakes and 189 left their positions unchanged.
• The aggregate institutional position in TransDigm was 53.5Mn shares at the end of Q2 2026, up 628.3K from the prior quarter and up 347.07K from a year earlier.
• As of June 30, 2026, the biggest holder of TransDigm was Capital International Investors with 5.06Mn shares, or 8.82% of shares outstanding.
• Among holders that already owned TransDigm, the biggest buyers in Q2 2026 were Curated Wealth Partners LLC (+977.06K shares), Select Equity Group, L.P. (+305.29K shares), BlackRock, Inc. (+270.25K shares), Manufacturers Life Insurance Company, The (+202.3K shares) and Windacre Partnership LLC (+174.5K shares).
• Holders that trimmed the most shares of TransDigm in Q2 2026 while keeping a position were Capital International Investors (-432.01K shares), Capital World Investors (-392.38K shares), Edgewood Management LLC (-339.26K shares), Principal Financial Group Inc (-304.65K shares) and FMR LLC (-267K shares).
• Per Business Quant data, the 10 largest holders of TransDigm at the end of Q2 2026 were Capital International Investors (5.06Mn shares), BlackRock, Inc. (4.87Mn shares), Capital World Investors (4.27Mn shares), Vanguard Capital Management LLC (3.65Mn shares), Capital Research Global Investors (3.12Mn shares), Vanguard Portfolio Management LLC (2.58Mn shares), State Street Corp (2.56Mn shares), Principal Financial Group Inc (1.71Mn shares), Geode Capital Management, LLC (1.29Mn shares) and FMR LLC (1.09Mn shares).