Mainstay Capital Management’s TransDigm Group TDG Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.76M Buy
2,385
+9
+0.4% +$11.8K 0.21% 35
2025
Q4
$3.16M Buy
2,376
+158
+7% +$207K 0.24% 28
2025
Q3
$2.92M Sell
2,218
-2,154
-49% -$3.08M 0.29% 25
2025
Q2
$6.65M Buy
4,372
+2,225
+104% +$3.13M 0.33% 20
2025
Q1
$2.97M Buy
2,147
+2
+0.1% +$2.67K 0.41% 15
2024
Q4
$2.72M Buy
2,145
+438
+26% +$577K 0.41% 15
2024
Q3
$2.44M Buy
1,707
+195
+13% +$254K 0.41% 18
2024
Q2
$1.93M Buy
1,512
+36
+2% +$46.2K 0.34% 21
2024
Q1
$1.82M Sell
1,476
-196
-12% -$221K 0.34% 21
2023
Q4
$1.69M Buy
1,672
+256
+18% +$236K 0.32% 25
2023
Q3
$1.19M Sell
1,416
-309
-18% -$271K 0.25% 26
2023
Q2
$1.54M Sell
1,725
-180
-9% -$142K 0.28% 32
2023
Q1
$1.4M Sell
1,905
-145
-7% -$104K 0.28% 37
2022
Q4
$1.29M Sell
2,050
-115
-5% -$67.8K 0.29% 45
2022
Q3
$1.14M Sell
2,165
-19
-0.9% -$11.3K 0.28% 46
2022
Q2
$1.17M Buy
2,184
+19
+0.9% +$11.2K 0.27% 46
2022
Q1
$1.41M Sell
2,165
-20
-0.9% -$12.8K 0.26% 41
2021
Q4
$1.39M Sell
2,185
-697
-24% -$436K 0.42% 48
2021
Q3
$1.8M Buy
2,882
+607
+27% +$379K 1.03% 17
2021
Q2
$1.47M Sell
2,275
-155
-6% -$97.2K 0.35% 43
2021
Q1
$1.43M Sell
2,430
-249
-9% -$147K 0.44% 43
2020
Q4
$1.66M Sell
2,679
-3
-0.1% -$1.65K 0.49% 31
2020
Q3
$1.27M Sell
2,682
-307
-10% -$144K 0.33% 45
2020
Q2
$1.32M Buy
2,989
+18
+0.6% +$6.81K 0.38% 46
2020
Q1
$865K Sell
2,971
-82
-3% -$44.7K 0.28% 56
2019
Q4
$1.71M Sell
3,053
-436
-12% -$239K 0.39% 37
2019
Q3
$1.81M Buy
3,489
+153
+5% +$78.5K 1% 21
2019
Q2
$1.61M Buy
3,336
+361
+12% +$169K 0.85% 27
2019
Q1
$1.35M Sell
2,975
-488
-14% -$198K 1.04% 25
2018
Q4
$1.17M Sell
3,463
-230
-6% -$78.9K 0.85% 33
2018
Q3
$1.37M Buy
3,693
+511
+16% +$184K 0.87% 32
2018
Q2
$1.1M Sell
3,182
-130
-4% -$42.7K 0.87% 30
2018
Q1
$1.02M Buy
3,312
+410
+14% +$121K 0.77% 36
2017
Q4
$797K Buy
+2,902
New +$788K 0.66% 44

Other funds holding TDG

Mainstay Capital Management's TDG Position: Q1 2026 in Review

Mainstay Capital Management increased its TransDigm Group (TDG) stake by 0.38% in Q1 2026, buying an estimated $11.8K and bringing the position to 2,385 shares worth $2.76M. The position accounts for 0.21% of the portfolio, ranked #35.

Mainstay Capital Management first reported a position in TDG in Q4 2017 and has held it in 34 quarters since. The position peaked at $6.65M in Q2 2025. 1,107 funds tracked by Wall St. Rank hold TDG as of Q1 2026.

  • Mainstay Capital Management held 2,385 shares of TransDigm Group worth $2.76M as of Q1 2026.
  • Mainstay Capital Management bought 9 TransDigm Group shares in Q1 2026, an estimated $11.8K.
  • TransDigm Group made up 0.21% of Mainstay Capital Management's portfolio in Q1 2026, its #35 holding.
  • Mainstay Capital Management first reported a position in TransDigm Group in Q4 2017 and has held it in 34 quarters since.
  • Mainstay Capital Management's TransDigm Group position peaked at $6.65M in Q2 2025.
  • 1,107 funds tracked by Wall St. Rank held TransDigm Group as of Q1 2026.

Based on Mainstay Capital Management's 13F filing for Q1 2026, filed 12 May 2026.