Calamos Advisors
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Calamos Advisors’s TransDigm Group TDG Stock Holding History

Calamos Advisors’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
-10,046
Closed -$13.2M – 999
2025
Q3 		$13.2M Buy
10,046
+3,246
+48% +$4.64M 0.05% 354
2025
Q2 		$10.3M Buy
+6,800
New +$9.55M 0.04% 399
2019
Q4 		– Sell
-1,000
Closed -$521K – 815
2019
Q3 		$521K Buy
1,000
+200
+25% +$103K ﹤0.01% 694
2019
Q2 		$387K Sell
800
-12,598
-94% -$5.89M ﹤0.01% 708
2019
Q1 		$6.08M Buy
13,398
+134
+1% +$54.4K 0.04% 416
2018
Q4 		$4.51M Buy
13,264
+1,986
+18% +$681K 0.03% 464
2018
Q3 		$4.2M Sell
11,278
-1,443
-11% -$520K 0.02% 504
2018
Q2 		$4.39M Sell
12,721
-2,466
-16% -$810K 0.03% 469
2018
Q1 		$4.66M Buy
15,187
+722
+5% +$213K 0.03% 445
2017
Q4 		$3.97M Sell
14,465
-307
-2% -$83.4K 0.02% 439
2017
Q3 		$3.78M Buy
14,772
+541
+4% +$146K 0.03% 415
2017
Q2 		$3.83M Buy
14,231
+2,779
+24% +$705K 0.03% 432
2017
Q1 		$2.52M Sell
11,452
-26
-0.2% -$6.2K 0.02% 467
2016
Q4 		$2.86M Buy
+11,478
New +$3.01M 0.02% 430

Other funds holding TDG

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 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
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Calamos Advisors's TDG Position: Q4 2025 in Review

Calamos Advisors sold out of TransDigm Group (TDG) in Q4 2025, closing a stake of 10,046 shares — an estimated $13.2M sold.

Calamos Advisors first reported a position in TDG in Q4 2016 and held it in 14 quarters. The position peaked at $13.2M in Q3 2025. 1,133 funds tracked by Wall St. Rank hold TDG as of Q4 2025.

  • Calamos Advisors reported no remaining TransDigm Group position as of Q4 2025 after selling out during the quarter.
  • Calamos Advisors sold 10,046 TransDigm Group shares in Q4 2025, an estimated $13.2M.
  • Calamos Advisors first reported a position in TransDigm Group in Q4 2016 and held it in 14 quarters.
  • Calamos Advisors's TransDigm Group position peaked at $13.2M in Q3 2025.
  • 1,133 funds tracked by Wall St. Rank held TransDigm Group as of Q4 2025.

Based on Calamos Advisors's 13F filing for Q4 2025, filed 29 Jan 2026.