TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2025

Shares 56,731 Value ($000) $75,444 Avg Close $1310.75 Range $1235.69 - $1367.65

Q3 2025

Shares 57,157 Value ($000) $75,334 Avg Close $1364.80 Range $1243.55 - $1519.36

Q2 2025

Shares 58,561 Value ($000) $89,050 Avg Close $1314.14 Range $1107.45 - $1430.11

Q1 2025

Shares 58,883 Value ($000) $81,452 Avg Close $1247.54 Range $1160.54 - $1316.81

Q4 2024

Shares 58,665 Value ($000) $74,345 Avg Close $1229.53 Range $1150.91 - $1333.02

Q3 2024

Shares 59,691 Value ($000) $85,187 Avg Close $1152.37 Range $1042.46 - $1269.97

Q2 2024

Shares 60,114 Value ($000) $76,802 Avg Close $1136.24 Range $1050.85 - $1213.74

Q1 2024

Shares 64,495 Value ($000) $79,432 Avg Close $997.72 Range $861.47 - $1097.97

Q4 2023

Shares 68,367 Value ($000) $69,160 Avg Close $802.78 Range $685.93 - $902.61

Q3 2023

Shares 68,302 Value ($000) $57,587 Avg Close $749.90 Range $712.93 - $803.50

Q2 2023

Shares 67,997 Value ($000) $60,801 Avg Close $676.05 Range $611.15 - $768.93

Q1 2023

Shares 64,860 Value ($000) $47,805 Avg Close $610.68 Range $533.03 - $659.90

Q4 2022

Shares 67,021 Value ($000) $42,200 Avg Close $503.62 Range $427.08 - $554.24

Q3 2022

Shares 67,700 Value ($000) $35,530 Avg Close $502.76 Range $427.88 - $565.18

Q2 2022

Shares 67,462 Value ($000) $36,205 Avg Close $490.58 Range $415.64 - $563.58

Q1 2022

Shares 67,918 Value ($000) $44,251 Avg Close $534.00 Range $477.93 - $569.10

Q4 2021

Shares 67,775 Value ($000) $43,124 Avg Close $520.38 Range $459.39 - $570.21

Q3 2021

Shares 71,148 Value ($000) $44,437 Avg Close $519.19 Range $482.92 - $550.47

Q2 2021

Shares 71,596 Value ($000) $46,343 Avg Close $521.39 Range $479.18 - $571.85

Q1 2021

Shares 73,449 Value ($000) $43,182 Avg Close $489.77 Range $430.01 - $520.29

Q4 2020

Shares 75,119 Value ($000) $46,487 Avg Close $457.04 Range $377.14 - $517.44

Q3 2020

Shares 76,615 Value ($000) $36,401 Avg Close $390.77 Range $336.62 - $439.84

Q2 2020

Shares 74,707 Value ($000) $33,024 Avg Close $314.55 Range $216.10 - $446.79

Q1 2020

Shares 79,429 Value ($000) $25,432 Avg Close $452.74 Range $166.28 - $559.78

Q4 2019

Shares 78,036 Value ($000) $43,700 Avg Close $431.37 Range $390.88 - $473.78

Q3 2019

Shares 78,130 Value ($000) $40,680 Avg Close $392.06 Range $338.00 - $426.07

Q2 2019

Shares 77,863 Value ($000) $37,670 Avg Close $347.24 Range $325.07 - $371.97

Q1 2019

Shares 77,075 Value ($000) $34,991 Avg Close $301.26 Range $241.12 - $338.24

Q4 2018

Shares 77,323 Value ($000) $26,294 Avg Close $254.69 Range $228.13 - $278.59

Q3 2018

Shares 77,590 Value ($000) $28,887 Avg Close $267.24 Range $250.90 - $280.31

Q2 2018

Shares 93,844 Value ($000) $32,389 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 89,724 Value ($000) $27,540 Avg Close $218.67 Range $196.90 - $238.53

Q4 2017

Shares 297,948 Value ($000) $81,822 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 308,346 Value ($000) $78,829 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 325,673 Value ($000) $87,564 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 349,907 Value ($000) $77,036 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 327,478 Value ($000) $81,529 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 324,174 Value ($000) $93,725 Avg Close $175.41 Range $160.79 - $183.97

Q2 2016

Shares 339,202 Value ($000) $89,444 Avg Close $152.60 Range $135.64 - $167.49

Q1 2016

Shares 326,424 Value ($000) $71,924 Avg Close $136.47 Range $112.97 - $145.25

Q4 2015

Shares 361,367 Value ($000) $82,554 Avg Close $140.66 Range $131.38 - $149.06

Q3 2015

Shares 422,216 Value ($000) $89,683 Avg Close $143.01 Range $130.21 - $153.05

Q2 2015

Shares 423,601 Value ($000) $95,170 Avg Close $140.09 Range $132.07 - $145.10

Q1 2015

Shares 417,738 Value ($000) $91,368 Avg Close $131.65 Range $121.43 - $141.37

Q4 2014

Shares 425,595 Value ($000) $83,566 Avg Close $117.83 Range $104.12 - $125.64

Q3 2014

Shares 454,085 Value ($000) $83,701 Avg Close $111.57 Range $102.95 - $120.15

Q2 2014

Shares 456,323 Value ($000) $76,325 Avg Close $101.01 Range $93.79 - $108.05

Q1 2014

Shares 441,897 Value ($000) $81,839 Avg Close $95.29 Range $86.57 - $102.25

Q4 2013

Shares 422,664 Value ($000) $68,057 Avg Close $81.23 Range $74.58 - $88.80

Q3 2013

Shares 373,754 Value ($000) $51,840 Avg Close $76.29 Range $70.62 - $81.77

Q2 2013

Shares 379,211 Value ($000) $59,449 Avg Close $70.58 Range $67.23 - $77.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	56,731	$75,444	$1310.75	$1235.69 - $1367.65
Q3 2025	57,157	$75,334	$1364.80	$1243.55 - $1519.36
Q2 2025	58,561	$89,050	$1314.14	$1107.45 - $1430.11
Q1 2025	58,883	$81,452	$1247.54	$1160.54 - $1316.81
Q4 2024	58,665	$74,345	$1229.53	$1150.91 - $1333.02
Q3 2024	59,691	$85,187	$1152.37	$1042.46 - $1269.97
Q2 2024	60,114	$76,802	$1136.24	$1050.85 - $1213.74
Q1 2024	64,495	$79,432	$997.72	$861.47 - $1097.97
Q4 2023	68,367	$69,160	$802.78	$685.93 - $902.61
Q3 2023	68,302	$57,587	$749.90	$712.93 - $803.50
Q2 2023	67,997	$60,801	$676.05	$611.15 - $768.93
Q1 2023	64,860	$47,805	$610.68	$533.03 - $659.90
Q4 2022	67,021	$42,200	$503.62	$427.08 - $554.24
Q3 2022	67,700	$35,530	$502.76	$427.88 - $565.18
Q2 2022	67,462	$36,205	$490.58	$415.64 - $563.58
Q1 2022	67,918	$44,251	$534.00	$477.93 - $569.10
Q4 2021	67,775	$43,124	$520.38	$459.39 - $570.21
Q3 2021	71,148	$44,437	$519.19	$482.92 - $550.47
Q2 2021	71,596	$46,343	$521.39	$479.18 - $571.85
Q1 2021	73,449	$43,182	$489.77	$430.01 - $520.29
Q4 2020	75,119	$46,487	$457.04	$377.14 - $517.44
Q3 2020	76,615	$36,401	$390.77	$336.62 - $439.84
Q2 2020	74,707	$33,024	$314.55	$216.10 - $446.79
Q1 2020	79,429	$25,432	$452.74	$166.28 - $559.78
Q4 2019	78,036	$43,700	$431.37	$390.88 - $473.78
Q3 2019	78,130	$40,680	$392.06	$338.00 - $426.07
Q2 2019	77,863	$37,670	$347.24	$325.07 - $371.97
Q1 2019	77,075	$34,991	$301.26	$241.12 - $338.24
Q4 2018	77,323	$26,294	$254.69	$228.13 - $278.59
Q3 2018	77,590	$28,887	$267.24	$250.90 - $280.31
Q2 2018	93,844	$32,389	$243.87	$221.45 - $258.04
Q1 2018	89,724	$27,540	$218.67	$196.90 - $238.53
Q4 2017	297,948	$81,822	$201.62	$189.22 - $211.95
Q3 2017	308,346	$78,829	$189.94	$179.71 - $201.53
Q2 2017	325,673	$87,564	$173.41	$148.53 - $187.86
Q1 2017	349,907	$77,036	$163.01	$139.17 - $177.33
Q4 2016	327,478	$81,529	$176.01	$160.64 - $189.46
Q3 2016	324,174	$93,725	$175.41	$160.79 - $183.97
Q2 2016	339,202	$89,444	$152.60	$135.64 - $167.49
Q1 2016	326,424	$71,924	$136.47	$112.97 - $145.25
Q4 2015	361,367	$82,554	$140.66	$131.38 - $149.06
Q3 2015	422,216	$89,683	$143.01	$130.21 - $153.05
Q2 2015	423,601	$95,170	$140.09	$132.07 - $145.10
Q1 2015	417,738	$91,368	$131.65	$121.43 - $141.37
Q4 2014	425,595	$83,566	$117.83	$104.12 - $125.64
Q3 2014	454,085	$83,701	$111.57	$102.95 - $120.15
Q2 2014	456,323	$76,325	$101.01	$93.79 - $108.05
Q1 2014	441,897	$81,839	$95.29	$86.57 - $102.25
Q4 2013	422,664	$68,057	$81.23	$74.58 - $88.80
Q3 2013	373,754	$51,840	$76.29	$70.62 - $81.77
Q2 2013	379,211	$59,449	$70.58	$67.23 - $77.43