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Chesley Taft & Associates’s TransDigm Group TDG Stock Holding History

Chesley Taft & Associates’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
2026
Q1 		– Sell
-2,976
Closed -$3.96M – 391
2025
Q4 		$3.96M Buy
2,976
+171
+6% +$224K 0.16% 112
2025
Q3 		$3.7M Buy
2,805
+31
+1% +$44.3K 0.16% 114
2025
Q2 		$4.22M Buy
2,774
+98
+4% +$138K 0.19% 102
2025
Q1 		$3.7M Buy
2,676
+52
+2% +$69.3K 0.18% 104
2024
Q4 		$3.33M Sell
2,624
-40
-2% -$52.7K 0.15% 107
2024
Q3 		$3.8M Buy
2,664
+117
+5% +$152K 0.18% 97
2024
Q2 		$3.25M Buy
2,547
+936
+58% +$1.2M 0.16% 102
2024
Q1 		$1.98M Buy
+1,611
New +$1.81M 0.1% 136

Other funds holding TDG

Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Chesley Taft & Associates's TDG Position: Q1 2026 in Review

Chesley Taft & Associates sold out of TransDigm Group (TDG) in Q1 2026, closing a stake of 2,976 shares — an estimated $3.96M sold.

Chesley Taft & Associates first reported a position in TDG in Q1 2024 and held it in 8 quarters. The position peaked at $4.22M in Q2 2025. 1,107 funds tracked by Wall St. Rank hold TDG as of Q1 2026.

  • Chesley Taft & Associates reported no remaining TransDigm Group position as of Q1 2026 after selling out during the quarter.
  • Chesley Taft & Associates sold 2,976 TransDigm Group shares in Q1 2026, an estimated $3.96M.
  • Chesley Taft & Associates first reported a position in TransDigm Group in Q1 2024 and held it in 8 quarters.
  • Chesley Taft & Associates's TransDigm Group position peaked at $4.22M in Q2 2025.
  • 1,107 funds tracked by Wall St. Rank held TransDigm Group as of Q1 2026.

Based on Chesley Taft & Associates's 13F filing for Q1 2026, filed 13 Apr 2026.