TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

Stockbridge Partners LLC's Holding History (CIK: 0001505183)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 434,280 Value ($000) $577,527 Avg Close $1310.75 Range $1235.69 - $1367.65

Q3 2025

Shares 525,233 Value ($000) $692,268 Avg Close $1364.80 Range $1243.55 - $1519.36

Q2 2025

Shares 532,551 Value ($000) $809,818 Avg Close $1314.14 Range $1107.45 - $1430.11

Q1 2025

Shares 578,251 Value ($000) $799,889 Avg Close $1247.54 Range $1160.54 - $1316.81

Q4 2024

Shares 668,285 Value ($000) $846,904 Avg Close $1229.53 Range $1150.91 - $1333.02

Q3 2024

Shares 706,338 Value ($000) $1,008,036 Avg Close $1152.37 Range $1042.46 - $1269.97

Q2 2024

Shares 706,338 Value ($000) $902,424 Avg Close $1136.24 Range $1050.85 - $1213.74

Q1 2024

Shares 770,048 Value ($000) $948,391 Avg Close $997.72 Range $861.47 - $1097.97

Q4 2023

Shares 1,023,938 Value ($000) $1,035,816 Avg Close $802.78 Range $685.93 - $902.61

Q3 2023

Shares 1,171,919 Value ($000) $988,080 Avg Close $749.90 Range $712.93 - $803.50

Q2 2023

Shares 1,195,941 Value ($000) $1,069,375 Avg Close $676.05 Range $611.15 - $768.93

Q1 2023

Shares 1,195,941 Value ($000) $881,468 Avg Close $610.68 Range $533.03 - $659.90

Q4 2022

Shares 1,602,348 Value ($000) $1,008,918 Avg Close $503.62 Range $427.08 - $554.24

Q3 2022

Shares 1,602,348 Value ($000) $840,944 Avg Close $502.76 Range $427.88 - $565.18

Q2 2022

Shares 1,602,348 Value ($000) $859,932 Avg Close $490.58 Range $415.64 - $563.58

Q1 2022

Shares 1,554,497 Value ($000) $1,012,817 Avg Close $534.00 Range $477.93 - $569.10

Q4 2021

Shares 1,554,497 Value ($000) $989,095 Avg Close $520.38 Range $459.39 - $570.21

Q3 2021

Shares 1,554,497 Value ($000) $970,892 Avg Close $519.19 Range $482.92 - $550.47

Q2 2021

Shares 1,554,497 Value ($000) $1,006,210 Avg Close $521.39 Range $479.18 - $571.85

Q1 2021

Shares 1,554,497 Value ($000) $913,920 Avg Close $489.77 Range $430.01 - $520.29

Q4 2020

Shares 1,554,497 Value ($000) $962,000 Avg Close $457.04 Range $377.14 - $517.44

Q3 2020

Shares 1,554,497 Value ($000) $738,573 Avg Close $390.77 Range $336.62 - $439.84

Q2 2020

Shares 1,421,187 Value ($000) $628,236 Avg Close $314.55 Range $216.10 - $446.79

Q1 2020

Shares 1,161,703 Value ($000) $371,966 Avg Close $452.74 Range $166.28 - $559.78

Q4 2019

Shares 1,152,650 Value ($000) $645,484 Avg Close $431.37 Range $390.88 - $473.78

Q3 2019

Shares 1,152,650 Value ($000) $600,150 Avg Close $392.06 Range $338.00 - $426.07

Q2 2019

Shares 1,435,898 Value ($000) $694,687 Avg Close $347.24 Range $325.07 - $371.97

Q1 2019

Shares 1,435,898 Value ($000) $651,883 Avg Close $301.26 Range $241.12 - $338.24

Q4 2018

Shares 1,802,838 Value ($000) $613,073 Avg Close $254.69 Range $228.13 - $278.59

Q3 2018

Shares 1,802,838 Value ($000) $671,197 Avg Close $267.24 Range $250.90 - $280.31

Q2 2018

Shares 1,802,838 Value ($000) $622,232 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 1,802,838 Value ($000) $553,363 Avg Close $218.67 Range $196.90 - $238.53

Q4 2017

Shares 1,802,838 Value ($000) $495,095 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 1,802,838 Value ($000) $460,896 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 1,802,838 Value ($000) $484,729 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 1,802,838 Value ($000) $396,913 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 1,697,871 Value ($000) $422,702 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 1,523,198 Value ($000) $440,387 Avg Close $175.41 Range $160.79 - $183.97

Q2 2016

Shares 1,523,198 Value ($000) $401,652 Avg Close $152.60 Range $135.64 - $167.49

Q1 2016

Shares 1,523,198 Value ($000) $335,621 Avg Close $136.47 Range $112.97 - $145.25

Q4 2015

Shares 1,335,036 Value ($000) $304,989 Avg Close $140.66 Range $131.38 - $149.06

Q3 2015

Shares 1,335,036 Value ($000) $283,575 Avg Close $143.01 Range $130.21 - $153.05

Q2 2015

Shares 1,335,036 Value ($000) $299,943 Avg Close $140.09 Range $132.07 - $145.10

Q1 2015

Shares 1,335,036 Value ($000) $291,999 Avg Close $131.65 Range $121.43 - $141.37

Q4 2014

Shares 1,335,036 Value ($000) $262,134 Avg Close $117.83 Range $104.12 - $125.64

Q3 2014

Shares 1,335,036 Value ($000) $246,087 Avg Close $111.57 Range $102.95 - $120.15

Q2 2014

Shares 1,335,036 Value ($000) $223,298 Avg Close $101.01 Range $93.79 - $108.05

Q1 2014

Shares 1,045,233 Value ($000) $193,577 Avg Close $95.29 Range $86.57 - $102.25

Q4 2013

Shares 1,045,233 Value ($000) $168,303 Avg Close $81.23 Range $74.58 - $88.80

Q3 2013

Shares 1,045,233 Value ($000) $144,974 Avg Close $76.29 Range $70.62 - $81.77

Q2 2013

Shares 1,045,233 Value ($000) $163,861 Avg Close $70.58 Range $67.23 - $77.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	434,280	$577,527	$1310.75	$1235.69 - $1367.65
Q3 2025	525,233	$692,268	$1364.80	$1243.55 - $1519.36
Q2 2025	532,551	$809,818	$1314.14	$1107.45 - $1430.11
Q1 2025	578,251	$799,889	$1247.54	$1160.54 - $1316.81
Q4 2024	668,285	$846,904	$1229.53	$1150.91 - $1333.02
Q3 2024	706,338	$1,008,036	$1152.37	$1042.46 - $1269.97
Q2 2024	706,338	$902,424	$1136.24	$1050.85 - $1213.74
Q1 2024	770,048	$948,391	$997.72	$861.47 - $1097.97
Q4 2023	1,023,938	$1,035,816	$802.78	$685.93 - $902.61
Q3 2023	1,171,919	$988,080	$749.90	$712.93 - $803.50
Q2 2023	1,195,941	$1,069,375	$676.05	$611.15 - $768.93
Q1 2023	1,195,941	$881,468	$610.68	$533.03 - $659.90
Q4 2022	1,602,348	$1,008,918	$503.62	$427.08 - $554.24
Q3 2022	1,602,348	$840,944	$502.76	$427.88 - $565.18
Q2 2022	1,602,348	$859,932	$490.58	$415.64 - $563.58
Q1 2022	1,554,497	$1,012,817	$534.00	$477.93 - $569.10
Q4 2021	1,554,497	$989,095	$520.38	$459.39 - $570.21
Q3 2021	1,554,497	$970,892	$519.19	$482.92 - $550.47
Q2 2021	1,554,497	$1,006,210	$521.39	$479.18 - $571.85
Q1 2021	1,554,497	$913,920	$489.77	$430.01 - $520.29
Q4 2020	1,554,497	$962,000	$457.04	$377.14 - $517.44
Q3 2020	1,554,497	$738,573	$390.77	$336.62 - $439.84
Q2 2020	1,421,187	$628,236	$314.55	$216.10 - $446.79
Q1 2020	1,161,703	$371,966	$452.74	$166.28 - $559.78
Q4 2019	1,152,650	$645,484	$431.37	$390.88 - $473.78
Q3 2019	1,152,650	$600,150	$392.06	$338.00 - $426.07
Q2 2019	1,435,898	$694,687	$347.24	$325.07 - $371.97
Q1 2019	1,435,898	$651,883	$301.26	$241.12 - $338.24
Q4 2018	1,802,838	$613,073	$254.69	$228.13 - $278.59
Q3 2018	1,802,838	$671,197	$267.24	$250.90 - $280.31
Q2 2018	1,802,838	$622,232	$243.87	$221.45 - $258.04
Q1 2018	1,802,838	$553,363	$218.67	$196.90 - $238.53
Q4 2017	1,802,838	$495,095	$201.62	$189.22 - $211.95
Q3 2017	1,802,838	$460,896	$189.94	$179.71 - $201.53
Q2 2017	1,802,838	$484,729	$173.41	$148.53 - $187.86
Q1 2017	1,802,838	$396,913	$163.01	$139.17 - $177.33
Q4 2016	1,697,871	$422,702	$176.01	$160.64 - $189.46
Q3 2016	1,523,198	$440,387	$175.41	$160.79 - $183.97
Q2 2016	1,523,198	$401,652	$152.60	$135.64 - $167.49
Q1 2016	1,523,198	$335,621	$136.47	$112.97 - $145.25
Q4 2015	1,335,036	$304,989	$140.66	$131.38 - $149.06
Q3 2015	1,335,036	$283,575	$143.01	$130.21 - $153.05
Q2 2015	1,335,036	$299,943	$140.09	$132.07 - $145.10
Q1 2015	1,335,036	$291,999	$131.65	$121.43 - $141.37
Q4 2014	1,335,036	$262,134	$117.83	$104.12 - $125.64
Q3 2014	1,335,036	$246,087	$111.57	$102.95 - $120.15
Q2 2014	1,335,036	$223,298	$101.01	$93.79 - $108.05
Q1 2014	1,045,233	$193,577	$95.29	$86.57 - $102.25
Q4 2013	1,045,233	$168,303	$81.23	$74.58 - $88.80
Q3 2013	1,045,233	$144,974	$76.29	$70.62 - $81.77
Q2 2013	1,045,233	$163,861	$70.58	$67.23 - $77.43