Daniel Sundheim’s TransDigm Group TDG Stock Holding History

Daniel Sundheim’s Portfolio TDG Stock Details TDG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-30,800	Closed	-$40.6M	–	49
2025 Q3	$40.6M	Buy	+30,800	New	+$44M	0.47%	37

Other funds holding TDG

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Daniel Sundheim's TDG Position: Q4 2025 in Review

Daniel Sundheim sold out of TransDigm Group (TDG) in Q4 2025, closing a stake of 30,800 shares — an estimated $40.6M sold.

Daniel Sundheim first reported a position in TDG in Q3 2025 and held it in 1 quarter. The position peaked at $40.6M in Q3 2025. 1,133 funds tracked by Wall St. Rank hold TDG as of Q4 2025.

Daniel Sundheim reported no remaining TransDigm Group position as of Q4 2025 after selling out during the quarter.
Daniel Sundheim sold 30,800 TransDigm Group shares in Q4 2025, an estimated $40.6M.
Daniel Sundheim first reported a position in TransDigm Group in Q3 2025 and held it in 1 quarter.
Daniel Sundheim's TransDigm Group position peaked at $40.6M in Q3 2025.
1,133 funds tracked by Wall St. Rank held TransDigm Group as of Q4 2025.

Based on D1 Capital Partners's 13F filing for Q4 2025, filed 17 Feb 2026.