TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

ALTAROCK PARTNERS LLC's Holding History (CIK: 0001631014)

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

Q4 2025

Shares 969,400 Value ($000) $1,289,157 Avg Close $1310.75 Range $1235.69 - $1367.65

Q3 2025

Shares 976,392 Value ($000) $1,286,904 Avg Close $1364.80 Range $1243.55 - $1519.36

Q2 2025

Shares 979,950 Value ($000) $1,490,151 Avg Close $1314.14 Range $1107.45 - $1430.11

Q1 2025

Shares 979,950 Value ($000) $1,355,555 Avg Close $1247.54 Range $1160.54 - $1316.81

Q4 2024

Shares 1,000,604 Value ($000) $1,268,045 Avg Close $1229.53 Range $1150.91 - $1333.02

Q3 2024

Shares 1,048,264 Value ($000) $1,496,009 Avg Close $1152.37 Range $1042.46 - $1269.97

Q2 2024

Shares 1,073,264 Value ($000) $1,371,213 Avg Close $1136.24 Range $1050.85 - $1213.74

Q1 2024

Shares 1,156,398 Value ($000) $1,424,220 Avg Close $997.72 Range $861.47 - $1097.97

Q4 2023

Shares 1,237,622 Value ($000) $1,251,978 Avg Close $802.78 Range $685.93 - $902.61

Q3 2023

Shares 1,310,086 Value ($000) $1,104,573 Avg Close $749.90 Range $712.93 - $803.50

Q2 2023

Shares 1,357,491 Value ($000) $1,213,828 Avg Close $676.05 Range $611.15 - $768.93

Q1 2023

Shares 1,383,124 Value ($000) $1,019,432 Avg Close $610.68 Range $533.03 - $659.90

Q4 2022

Shares 1,409,724 Value ($000) $887,633 Avg Close $503.62 Range $427.08 - $554.24

Q3 2022

Shares 1,502,379 Value ($000) $788,479 Avg Close $502.76 Range $427.88 - $565.18

Q2 2022

Shares 1,458,679 Value ($000) $782,829 Avg Close $490.58 Range $415.64 - $563.58

Q1 2022

Shares 1,421,279 Value ($000) $926,020 Avg Close $534.00 Range $477.93 - $569.10

Q4 2021

Shares 1,351,054 Value ($000) $859,649 Avg Close $520.38 Range $459.39 - $570.21

Q3 2021

Shares 1,326,182 Value ($000) $828,293 Avg Close $519.19 Range $482.92 - $550.47

Q2 2021

Shares 1,256,182 Value ($000) $813,114 Avg Close $521.39 Range $479.18 - $571.85

Q1 2021

Shares 952,563 Value ($000) $560,031 Avg Close $489.77 Range $430.01 - $520.29

Q4 2020

Shares 1,025,525 Value ($000) $634,646 Avg Close $457.04 Range $377.14 - $517.44

Q3 2020

Shares 1,224,961 Value ($000) $582,003 Avg Close $390.77 Range $336.62 - $439.84

Q2 2020

Shares 1,192,332 Value ($000) $527,070 Avg Close $314.55 Range $216.10 - $446.79

Q1 2020

Shares 1,010,067 Value ($000) $323,413 Avg Close $452.74 Range $166.28 - $559.78

Q4 2019

Shares 584,924 Value ($000) $327,557 Avg Close $431.37 Range $390.88 - $473.78

Q3 2019

Shares 584,924 Value ($000) $304,552 Avg Close $392.06 Range $338.00 - $426.07

Q2 2019

Shares 605,924 Value ($000) $293,146 Avg Close $347.24 Range $325.07 - $371.97

Q1 2019

Shares 642,485 Value ($000) $291,682 Avg Close $301.26 Range $241.12 - $338.24

Q4 2018

Shares 642,485 Value ($000) $218,483 Avg Close $254.69 Range $228.13 - $278.59

Q3 2018

Shares 534,431 Value ($000) $198,969 Avg Close $267.24 Range $250.90 - $280.31

Q2 2018

Shares 534,431 Value ($000) $184,454 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 534,431 Value ($000) $164,038 Avg Close $218.67 Range $196.90 - $238.53

Q4 2017

Shares 579,531 Value ($000) $159,151 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 646,531 Value ($000) $165,286 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 572,164 Value ($000) $153,838 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 536,070 Value ($000) $118,021 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 591,504 Value ($000) $147,261 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 439,148 Value ($000) $126,966 Avg Close $175.41 Range $160.79 - $183.97

Q2 2016

Shares 439,148 Value ($000) $115,799 Avg Close $152.60 Range $135.64 - $167.49

Q1 2016

Shares 730,215 Value ($000) $160,896 Avg Close $136.47 Range $112.97 - $145.25

Q4 2015

Shares 695,243 Value ($000) $158,828 Avg Close $140.66 Range $131.38 - $149.06

Q3 2015

Shares 619,863 Value ($000) $131,665 Avg Close $143.01 Range $130.21 - $153.05

Q2 2015

Shares 433,621 Value ($000) $97,422 Avg Close $140.09 Range $132.07 - $145.10

Q1 2015

Shares 231,750 Value ($000) $50,688 Avg Close $131.65 Range $121.43 - $141.37

Q4 2014

Shares 155,084 Value ($000) $30,451 Avg Close $117.83 Range $104.12 - $125.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	969,400	$1,289,157	$1310.75	$1235.69 - $1367.65
Q3 2025	976,392	$1,286,904	$1364.80	$1243.55 - $1519.36
Q2 2025	979,950	$1,490,151	$1314.14	$1107.45 - $1430.11
Q1 2025	979,950	$1,355,555	$1247.54	$1160.54 - $1316.81
Q4 2024	1,000,604	$1,268,045	$1229.53	$1150.91 - $1333.02
Q3 2024	1,048,264	$1,496,009	$1152.37	$1042.46 - $1269.97
Q2 2024	1,073,264	$1,371,213	$1136.24	$1050.85 - $1213.74
Q1 2024	1,156,398	$1,424,220	$997.72	$861.47 - $1097.97
Q4 2023	1,237,622	$1,251,978	$802.78	$685.93 - $902.61
Q3 2023	1,310,086	$1,104,573	$749.90	$712.93 - $803.50
Q2 2023	1,357,491	$1,213,828	$676.05	$611.15 - $768.93
Q1 2023	1,383,124	$1,019,432	$610.68	$533.03 - $659.90
Q4 2022	1,409,724	$887,633	$503.62	$427.08 - $554.24
Q3 2022	1,502,379	$788,479	$502.76	$427.88 - $565.18
Q2 2022	1,458,679	$782,829	$490.58	$415.64 - $563.58
Q1 2022	1,421,279	$926,020	$534.00	$477.93 - $569.10
Q4 2021	1,351,054	$859,649	$520.38	$459.39 - $570.21
Q3 2021	1,326,182	$828,293	$519.19	$482.92 - $550.47
Q2 2021	1,256,182	$813,114	$521.39	$479.18 - $571.85
Q1 2021	952,563	$560,031	$489.77	$430.01 - $520.29
Q4 2020	1,025,525	$634,646	$457.04	$377.14 - $517.44
Q3 2020	1,224,961	$582,003	$390.77	$336.62 - $439.84
Q2 2020	1,192,332	$527,070	$314.55	$216.10 - $446.79
Q1 2020	1,010,067	$323,413	$452.74	$166.28 - $559.78
Q4 2019	584,924	$327,557	$431.37	$390.88 - $473.78
Q3 2019	584,924	$304,552	$392.06	$338.00 - $426.07
Q2 2019	605,924	$293,146	$347.24	$325.07 - $371.97
Q1 2019	642,485	$291,682	$301.26	$241.12 - $338.24
Q4 2018	642,485	$218,483	$254.69	$228.13 - $278.59
Q3 2018	534,431	$198,969	$267.24	$250.90 - $280.31
Q2 2018	534,431	$184,454	$243.87	$221.45 - $258.04
Q1 2018	534,431	$164,038	$218.67	$196.90 - $238.53
Q4 2017	579,531	$159,151	$201.62	$189.22 - $211.95
Q3 2017	646,531	$165,286	$189.94	$179.71 - $201.53
Q2 2017	572,164	$153,838	$173.41	$148.53 - $187.86
Q1 2017	536,070	$118,021	$163.01	$139.17 - $177.33
Q4 2016	591,504	$147,261	$176.01	$160.64 - $189.46
Q3 2016	439,148	$126,966	$175.41	$160.79 - $183.97
Q2 2016	439,148	$115,799	$152.60	$135.64 - $167.49
Q1 2016	730,215	$160,896	$136.47	$112.97 - $145.25
Q4 2015	695,243	$158,828	$140.66	$131.38 - $149.06
Q3 2015	619,863	$131,665	$143.01	$130.21 - $153.05
Q2 2015	433,621	$97,422	$140.09	$132.07 - $145.10
Q1 2015	231,750	$50,688	$131.65	$121.43 - $141.37
Q4 2014	155,084	$30,451	$117.83	$104.12 - $125.64