TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q4 2025

Shares 396,578 Value ($000) $527,389 Avg Close $1310.75 Range $1235.69 - $1367.65

Q3 2025

Shares 388,127 Value ($000) $511,559 Avg Close $1364.80 Range $1243.55 - $1519.36

Q2 2025

Shares 372,858 Value ($000) $566,983 Avg Close $1314.14 Range $1107.45 - $1430.11

Q1 2025

Shares 363,731 Value ($000) $503,145 Avg Close $1247.54 Range $1160.54 - $1316.81

Q4 2024

Shares 350,253 Value ($000) $443,869 Avg Close $1229.53 Range $1150.91 - $1333.02

Q3 2024

Shares 338,106 Value ($000) $482,521 Avg Close $1152.37 Range $1042.46 - $1269.97

Q2 2024

Shares 333,625 Value ($000) $426,243 Avg Close $1136.24 Range $1050.85 - $1213.74

Q1 2024

Shares 329,429 Value ($000) $405,725 Avg Close $997.72 Range $861.47 - $1097.97

Q4 2023

Shares 320,183 Value ($000) $323,897 Avg Close $802.78 Range $685.93 - $902.61

Q3 2023

Shares 312,800 Value ($000) $263,731 Avg Close $749.90 Range $712.93 - $803.50

Q2 2023

Shares 296,241 Value ($000) $264,890 Avg Close $676.05 Range $611.15 - $768.93

Q1 2023

Shares 294,315 Value ($000) $216,925 Avg Close $610.68 Range $533.03 - $659.90

Q4 2022

Shares 289,683 Value ($000) $182,399 Avg Close $503.62 Range $427.08 - $554.24

Q3 2022

Shares 280,878 Value ($000) $147,411 Avg Close $502.76 Range $427.88 - $565.18

Q2 2022

Shares 277,642 Value ($000) $149,003 Avg Close $490.58 Range $415.64 - $563.58

Q1 2022

Shares 277,731 Value ($000) $180,953 Avg Close $534.00 Range $477.93 - $569.10

Q4 2021

Shares 267,861 Value ($000) $170,435 Avg Close $520.38 Range $459.39 - $570.21

Q3 2021

Shares 260,233 Value ($000) $162,534 Avg Close $519.19 Range $482.92 - $550.47

Q2 2021

Shares 266,132 Value ($000) $172,265 Avg Close $521.39 Range $479.18 - $571.85

Q1 2021

Shares 259,692 Value ($000) $152,679 Avg Close $489.77 Range $430.01 - $520.29

Q4 2020

Shares 254,292 Value ($000) $157,369 Avg Close $457.04 Range $377.14 - $517.44

Q3 2020

Shares 252,157 Value ($000) $119,805 Avg Close $390.77 Range $336.62 - $439.84

Q2 2020

Shares 230,673 Value ($000) $101,969 Avg Close $314.55 Range $216.10 - $446.79

Q1 2020

Shares 226,281 Value ($000) $72,453 Avg Close $452.74 Range $166.28 - $559.78

Q4 2019

Shares 223,024 Value ($000) $124,894 Avg Close $431.37 Range $390.88 - $473.78

Q3 2019

Shares 218,656 Value ($000) $113,848 Avg Close $392.06 Range $338.00 - $426.07

Q2 2019

Shares 210,865 Value ($000) $102,017 Avg Close $347.24 Range $325.07 - $371.97

Q1 2019

Shares 203,511 Value ($000) $92,392 Avg Close $301.26 Range $241.12 - $338.24

Q4 2018

Shares 196,660 Value ($000) $66,877 Avg Close $254.69 Range $228.13 - $278.59

Q3 2018

Shares 189,936 Value ($000) $70,714 Avg Close $267.24 Range $250.90 - $280.31

Q2 2018

Shares 187,616 Value ($000) $64,754 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 182,440 Value ($000) $55,999 Avg Close $218.67 Range $196.90 - $238.53

Q4 2017

Shares 173,932 Value ($000) $47,766 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 170,383 Value ($000) $43,559 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 166,401 Value ($000) $44,741 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 155,567 Value ($000) $34,250 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 151,058 Value ($000) $37,608 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 147,121 Value ($000) $42,536 Avg Close $175.41 Range $160.79 - $183.97

Q2 2016

Shares 150,251 Value ($000) $39,620 Avg Close $152.60 Range $135.64 - $167.49

Q1 2016

Shares 82,131 Value ($000) $18,097 Avg Close $136.47 Range $112.97 - $145.25

Q4 2015

Shares 76,506 Value ($000) $17,478 Avg Close $140.66 Range $131.38 - $149.06

Q3 2015

Shares 69,899 Value ($000) $14,848 Avg Close $143.01 Range $130.21 - $153.05

Q2 2015

Shares 99,974 Value ($000) $22,462 Avg Close $140.09 Range $132.07 - $145.10

Q1 2015

Shares 103,101 Value ($000) $22,551 Avg Close $131.65 Range $121.43 - $141.37

Q4 2014

Shares 91,358 Value ($000) $17,939 Avg Close $117.83 Range $104.12 - $125.64

Q3 2014

Shares 86,938 Value ($000) $16,026 Avg Close $111.57 Range $102.95 - $120.15

Q2 2014

Shares 84,776 Value ($000) $14,180 Avg Close $101.01 Range $93.79 - $108.05

Q1 2014

Shares 80,914 Value ($000) $14,986 Avg Close $95.29 Range $86.57 - $102.25

Q4 2013

Shares 72,927 Value ($000) $11,743 Avg Close $81.23 Range $74.58 - $88.80

Q3 2013

Shares 65,296 Value ($000) $9,226 Avg Close $76.29 Range $70.62 - $81.77

Q2 2013

Shares 57,163 Value ($000) $8,858 Avg Close $70.58 Range $67.23 - $77.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	396,578	$527,389	$1310.75	$1235.69 - $1367.65
Q3 2025	388,127	$511,559	$1364.80	$1243.55 - $1519.36
Q2 2025	372,858	$566,983	$1314.14	$1107.45 - $1430.11
Q1 2025	363,731	$503,145	$1247.54	$1160.54 - $1316.81
Q4 2024	350,253	$443,869	$1229.53	$1150.91 - $1333.02
Q3 2024	338,106	$482,521	$1152.37	$1042.46 - $1269.97
Q2 2024	333,625	$426,243	$1136.24	$1050.85 - $1213.74
Q1 2024	329,429	$405,725	$997.72	$861.47 - $1097.97
Q4 2023	320,183	$323,897	$802.78	$685.93 - $902.61
Q3 2023	312,800	$263,731	$749.90	$712.93 - $803.50
Q2 2023	296,241	$264,890	$676.05	$611.15 - $768.93
Q1 2023	294,315	$216,925	$610.68	$533.03 - $659.90
Q4 2022	289,683	$182,399	$503.62	$427.08 - $554.24
Q3 2022	280,878	$147,411	$502.76	$427.88 - $565.18
Q2 2022	277,642	$149,003	$490.58	$415.64 - $563.58
Q1 2022	277,731	$180,953	$534.00	$477.93 - $569.10
Q4 2021	267,861	$170,435	$520.38	$459.39 - $570.21
Q3 2021	260,233	$162,534	$519.19	$482.92 - $550.47
Q2 2021	266,132	$172,265	$521.39	$479.18 - $571.85
Q1 2021	259,692	$152,679	$489.77	$430.01 - $520.29
Q4 2020	254,292	$157,369	$457.04	$377.14 - $517.44
Q3 2020	252,157	$119,805	$390.77	$336.62 - $439.84
Q2 2020	230,673	$101,969	$314.55	$216.10 - $446.79
Q1 2020	226,281	$72,453	$452.74	$166.28 - $559.78
Q4 2019	223,024	$124,894	$431.37	$390.88 - $473.78
Q3 2019	218,656	$113,848	$392.06	$338.00 - $426.07
Q2 2019	210,865	$102,017	$347.24	$325.07 - $371.97
Q1 2019	203,511	$92,392	$301.26	$241.12 - $338.24
Q4 2018	196,660	$66,877	$254.69	$228.13 - $278.59
Q3 2018	189,936	$70,714	$267.24	$250.90 - $280.31
Q2 2018	187,616	$64,754	$243.87	$221.45 - $258.04
Q1 2018	182,440	$55,999	$218.67	$196.90 - $238.53
Q4 2017	173,932	$47,766	$201.62	$189.22 - $211.95
Q3 2017	170,383	$43,559	$189.94	$179.71 - $201.53
Q2 2017	166,401	$44,741	$173.41	$148.53 - $187.86
Q1 2017	155,567	$34,250	$163.01	$139.17 - $177.33
Q4 2016	151,058	$37,608	$176.01	$160.64 - $189.46
Q3 2016	147,121	$42,536	$175.41	$160.79 - $183.97
Q2 2016	150,251	$39,620	$152.60	$135.64 - $167.49
Q1 2016	82,131	$18,097	$136.47	$112.97 - $145.25
Q4 2015	76,506	$17,478	$140.66	$131.38 - $149.06
Q3 2015	69,899	$14,848	$143.01	$130.21 - $153.05
Q2 2015	99,974	$22,462	$140.09	$132.07 - $145.10
Q1 2015	103,101	$22,551	$131.65	$121.43 - $141.37
Q4 2014	91,358	$17,939	$117.83	$104.12 - $125.64
Q3 2014	86,938	$16,026	$111.57	$102.95 - $120.15
Q2 2014	84,776	$14,180	$101.01	$93.79 - $108.05
Q1 2014	80,914	$14,986	$95.29	$86.57 - $102.25
Q4 2013	72,927	$11,743	$81.23	$74.58 - $88.80
Q3 2013	65,296	$9,226	$76.29	$70.62 - $81.77
Q2 2013	57,163	$8,858	$70.58	$67.23 - $77.43