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Rational Advisors’s TransDigm Group TDG Stock Holding History

Rational 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
2026
Q2 		$1.05M Buy
790
+773
+4,547% +$949K 0.1% 87
2026
Q1 		$19.7K Sell
17
-2,900
-99% -$3.8M ﹤0.01% 153
2025
Q4 		$3.88M Buy
2,917
+2,901
+18,131% +$3.8M 0.4% 51
2025
Q3 		$21.1K Sell
16
-2,820
-99% -$4.03M ﹤0.01% 162
2025
Q2 		$4.31M Buy
2,836
+2,136
+305% +$3M 0.43% 43
2025
Q1 		$968K Buy
+700
New +$933K 0.1% 83
2024
Q4 		– Sell
-1,700
Closed -$2.43M – 172
2024
Q3 		$2.43M Buy
1,700
+500
+42% +$650K 0.23% 57
2024
Q2 		$1.53M Hold
1,200
– – 0.15% 65
2024
Q1 		$1.48M Sell
1,200
-900
-43% -$1.01M 0.14% 69
2023
Q4 		$2.12M Buy
+2,100
New +$1.94M 0.22% 54
2020
Q4 		– Sell
-24
Closed -$11K – 555
2020
Q3 		$11K Buy
+24
New +$11.3K ﹤0.01% 279
2020
Q1 		– Sell
-2,350
Closed -$1.32M – 476
2019
Q4 		$1.32M Sell
2,350
-1,992
-46% -$1.09M 0.62% 49
2019
Q3 		$2.26M Sell
4,342
-742
-15% -$380K 0.88% 24
2019
Q2 		$2.46M Buy
5,084
+1,684
+50% +$788K 0.87% 21
2019
Q1 		$1.54M Buy
3,400
+2,289
+206% +$929K 0.42% 83
2018
Q4 		$378K Sell
1,111
-18,589
-94% -$6.38M 0.12% 134
2018
Q3 		$7.33M Buy
+19,700
New +$7.09M 1.75% 10

Other funds holding TDG

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
DLA
Douglas Lane & Associates New York $7.37B AUM 21.9% 1-Year Est. Return
ACM
Argent Capital Management St Louis, Missouri $3.17B AUM 36.16% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
CC
Chicago Capital Chicago, Illinois $4.15B AUM 31.09% 1-Year Est. Return
Retirement Systems of Alabama
Retirement Systems of Alabama Montgomery, Alabama $33.2B AUM 38.15% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
MF
Milford Funds Auckland $6.14B AUM
IGAM
iA Global Asset Management Quebec, Quebec, Canada $8.42B AUM 47.61% 1-Year Est. Return

Rational Advisors's TDG Position: Q2 2026 in Review

Rational Advisors increased its TransDigm Group (TDG) stake by 4,547% in Q2 2026, buying an estimated $949K and bringing the position to 790 shares worth $1.05M. The position accounts for 0.1% of the portfolio, ranked #87.

Rational Advisors first reported a position in TDG in Q3 2018 and has held it in 17 quarters since. The position peaked at $7.33M in Q3 2018. 440 funds tracked by Wall St. Rank hold TDG as of Q2 2026.

  • Rational Advisors held 790 shares of TransDigm Group worth $1.05M as of Q2 2026.
  • Rational Advisors bought 773 TransDigm Group shares in Q2 2026, an estimated $949K.
  • TransDigm Group made up 0.1% of Rational Advisors's portfolio in Q2 2026, its #87 holding.
  • Rational Advisors first reported a position in TransDigm Group in Q3 2018 and has held it in 17 quarters since.
  • Rational Advisors's TransDigm Group position peaked at $7.33M in Q3 2018.
  • 440 funds tracked by Wall St. Rank held TransDigm Group as of Q2 2026.

Based on Rational Advisors's 13F filing for Q2 2026, filed 24 Jul 2026.