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Stockbridge Partners LLC

Position in TDG — TransDigm Group INC

CIK 1505183 Boston, MA

Position in TDG

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$503,314,307
-$74,212,951 QoQ
Shares Held
434,281
+0.0% QoQ
Ownership
0.776%
of shares outstanding
% of Portfolio
12.35%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in TDG Over Time

Shares Held

Position Value (USD)

Position in Aerospace & Defense

Industrials · as of Mar 31, 2026

Stockbridge Partners LLC holds $503,314,307 across 1 Aerospace & Defense name. TDG ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 TDG
TransDigm Group INC
This page
434,281 $503,314,307

All Filings in TDG

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $503,314,307 434,281
2025-12-31 $577,527,258 434,280
2025-09-30 $692,267,598 525,233
2025-06-30 $809,818,352 532,551
2025-03-31 $799,888,825 578,251
2024-12-31 $846,904,214 668,285
2024-09-30 $1,008,036,149 706,338
2024-06-30 $902,424,492 706,338
2024-03-31 $948,391,116 770,048
2023-12-31 $1,035,815,680 1,023,938
2023-09-30 $988,080,066 1,171,919
2023-06-30 $1,069,374,563 1,195,941
2023-03-31 $881,468,314 1,195,941
2022-12-31 $1,008,918,418 1,602,348
2022-09-30 $840,944,277 1,602,348
2022-06-30 $859,932,101 1,602,348
2022-03-31 $1,012,816,975 1,554,497
2021-12-31 $989,095,351 1,554,497
2021-09-30 $970,892,191 1,554,497
2021-06-30 $1,006,210,363 1,554,497
2021-03-31 $913,919,876 1,554,497
2020-12-31 $962,000,468 1,554,497
2020-09-30 $738,572,614 1,554,497
2020-06-30 $628,235,713 1,421,187
2020-03-31 $371,965,683 1,161,703