TRANSDIGM GROUP INC

Ticker: TDG CUSIP: 893641100 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q3 2025

Shares 3,428 Value ($000) $4,518 Avg Close $1364.80 Range $1243.55 - $1519.36

Q2 2025

Shares 10,790 Value ($000) $16,408 Avg Close $1314.14 Range $1107.45 - $1430.11

Q1 2025

Shares 7,247 Value ($000) $10,025 Avg Close $1247.54 Range $1160.54 - $1316.81

Q4 2024

Shares 9,280 Value ($000) $11,760 Avg Close $1229.53 Range $1150.91 - $1333.02

Q3 2024

Shares 11,709 Value ($000) $16,710 Avg Close $1152.37 Range $1042.46 - $1269.97

Q2 2024

Shares 7,588 Value ($000) $9,695 Avg Close $1136.24 Range $1050.85 - $1213.74

Q1 2024

Shares 3,738 Value ($000) $4,604 Avg Close $997.72 Range $861.47 - $1097.97

Q4 2023

Shares 8,688 Value ($000) $8,789 Avg Close $802.78 Range $685.93 - $902.61

Q3 2023

Shares 8,883 Value ($000) $7,490 Avg Close $749.90 Range $712.93 - $803.50

Q2 2023

Shares 5,794 Value ($000) $5,181 Avg Close $676.05 Range $611.15 - $768.93

Q1 2023

Shares 4,240 Value ($000) $3,125 Avg Close $610.68 Range $533.03 - $659.90

Q4 2022

Shares 16,411 Value ($000) $10,333 Avg Close $503.62 Range $427.08 - $554.24

Q3 2022

Shares 19,112 Value ($000) $10,030 Avg Close $502.76 Range $427.88 - $565.18

Q2 2022

Shares 11,327 Value ($000) $6,081 Avg Close $490.58 Range $415.64 - $563.58

Q1 2022

Shares 2,210 Value ($000) $1,440 Avg Close $534.00 Range $477.93 - $569.10

Q4 2021

Shares 1,309 Value ($000) $833 Avg Close $520.38 Range $459.39 - $570.21

Q3 2021

Shares 1,309 Value ($000) $817 Avg Close $519.19 Range $482.92 - $550.47

Q2 2021

Shares 1,177 Value ($000) $761 Avg Close $521.39 Range $479.18 - $571.85

Q1 2021

Shares 1,177 Value ($000) $692 Avg Close $489.77 Range $430.01 - $520.29

Q4 2020

Shares 1,177 Value ($000) $729 Avg Close $457.04 Range $377.14 - $517.44

Q3 2020

Shares 1,177 Value ($000) $559 Avg Close $390.77 Range $336.62 - $439.84

Q2 2020

Shares 1,177 Value ($000) $520 Avg Close $314.55 Range $216.10 - $446.79

Q1 2020

Shares 5,519 Value ($000) $1,766 Avg Close $452.74 Range $166.28 - $559.78

Q4 2019

Shares 3,728 Value ($000) $2,087 Avg Close $431.37 Range $390.88 - $473.78

Q3 2019

Shares 4,058 Value ($000) $2,113 Avg Close $392.06 Range $338.00 - $426.07

Q2 2019

Shares 21,429 Value ($000) $10,368 Avg Close $347.24 Range $325.07 - $371.97

Q1 2019

Shares 21,429 Value ($000) $9,729 Avg Close $301.26 Range $241.12 - $338.24

Q4 2018

Shares 31,092 Value ($000) $10,573 Avg Close $254.69 Range $228.13 - $278.59

Q3 2018

Shares 55,045 Value ($000) $20,493 Avg Close $267.24 Range $250.90 - $280.31

Q2 2018

Shares 55,045 Value ($000) $18,998 Avg Close $243.87 Range $221.45 - $258.04

Q1 2018

Shares 55,045 Value ($000) $16,896 Avg Close $218.67 Range $196.90 - $238.53

Q4 2017

Shares 55,045 Value ($000) $15,116 Avg Close $201.62 Range $189.22 - $211.95

Q3 2017

Shares 57,157 Value ($000) $14,612 Avg Close $189.94 Range $179.71 - $201.53

Q2 2017

Shares 57,157 Value ($000) $15,368 Avg Close $173.41 Range $148.53 - $187.86

Q1 2017

Shares 63,613 Value ($000) $14,006 Avg Close $163.01 Range $139.17 - $177.33

Q4 2016

Shares 63,916 Value ($000) $15,913 Avg Close $176.01 Range $160.64 - $189.46

Q3 2016

Shares 65,508 Value ($000) $18,941 Avg Close $175.41 Range $160.79 - $183.97

Q2 2016

Shares 65,508 Value ($000) $17,274 Avg Close $152.60 Range $135.64 - $167.49

Q1 2016

Shares 65,508 Value ($000) $14,437 Avg Close $136.47 Range $112.97 - $145.25

Q4 2015

Shares 62,522 Value ($000) $14,284 Avg Close $140.66 Range $131.38 - $149.06

Q3 2015

Shares 46,905 Value ($000) $9,964 Avg Close $143.01 Range $130.21 - $153.05

Q2 2015

Shares 1,470 Value ($000) $330 Avg Close $140.09 Range $132.07 - $145.10

Q1 2015

Shares 880 Value ($000) $192 Avg Close $131.65 Range $121.43 - $141.37

Q4 2014

Shares 880 Value ($000) $173 Avg Close $117.83 Range $104.12 - $125.64

Q3 2014

Shares 1,146 Value ($000) $211 Avg Close $111.57 Range $102.95 - $120.15

Q2 2014

Shares 1,472 Value ($000) $246 Avg Close $101.01 Range $93.79 - $108.05

Q1 2014

Shares 1,012 Value ($000) $188 Avg Close $95.29 Range $86.57 - $102.25

Q4 2013

Shares 1,012 Value ($000) $163 Avg Close $81.23 Range $74.58 - $88.80

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	3,428	$4,518	$1364.80	$1243.55 - $1519.36
Q2 2025	10,790	$16,408	$1314.14	$1107.45 - $1430.11
Q1 2025	7,247	$10,025	$1247.54	$1160.54 - $1316.81
Q4 2024	9,280	$11,760	$1229.53	$1150.91 - $1333.02
Q3 2024	11,709	$16,710	$1152.37	$1042.46 - $1269.97
Q2 2024	7,588	$9,695	$1136.24	$1050.85 - $1213.74
Q1 2024	3,738	$4,604	$997.72	$861.47 - $1097.97
Q4 2023	8,688	$8,789	$802.78	$685.93 - $902.61
Q3 2023	8,883	$7,490	$749.90	$712.93 - $803.50
Q2 2023	5,794	$5,181	$676.05	$611.15 - $768.93
Q1 2023	4,240	$3,125	$610.68	$533.03 - $659.90
Q4 2022	16,411	$10,333	$503.62	$427.08 - $554.24
Q3 2022	19,112	$10,030	$502.76	$427.88 - $565.18
Q2 2022	11,327	$6,081	$490.58	$415.64 - $563.58
Q1 2022	2,210	$1,440	$534.00	$477.93 - $569.10
Q4 2021	1,309	$833	$520.38	$459.39 - $570.21
Q3 2021	1,309	$817	$519.19	$482.92 - $550.47
Q2 2021	1,177	$761	$521.39	$479.18 - $571.85
Q1 2021	1,177	$692	$489.77	$430.01 - $520.29
Q4 2020	1,177	$729	$457.04	$377.14 - $517.44
Q3 2020	1,177	$559	$390.77	$336.62 - $439.84
Q2 2020	1,177	$520	$314.55	$216.10 - $446.79
Q1 2020	5,519	$1,766	$452.74	$166.28 - $559.78
Q4 2019	3,728	$2,087	$431.37	$390.88 - $473.78
Q3 2019	4,058	$2,113	$392.06	$338.00 - $426.07
Q2 2019	21,429	$10,368	$347.24	$325.07 - $371.97
Q1 2019	21,429	$9,729	$301.26	$241.12 - $338.24
Q4 2018	31,092	$10,573	$254.69	$228.13 - $278.59
Q3 2018	55,045	$20,493	$267.24	$250.90 - $280.31
Q2 2018	55,045	$18,998	$243.87	$221.45 - $258.04
Q1 2018	55,045	$16,896	$218.67	$196.90 - $238.53
Q4 2017	55,045	$15,116	$201.62	$189.22 - $211.95
Q3 2017	57,157	$14,612	$189.94	$179.71 - $201.53
Q2 2017	57,157	$15,368	$173.41	$148.53 - $187.86
Q1 2017	63,613	$14,006	$163.01	$139.17 - $177.33
Q4 2016	63,916	$15,913	$176.01	$160.64 - $189.46
Q3 2016	65,508	$18,941	$175.41	$160.79 - $183.97
Q2 2016	65,508	$17,274	$152.60	$135.64 - $167.49
Q1 2016	65,508	$14,437	$136.47	$112.97 - $145.25
Q4 2015	62,522	$14,284	$140.66	$131.38 - $149.06
Q3 2015	46,905	$9,964	$143.01	$130.21 - $153.05
Q2 2015	1,470	$330	$140.09	$132.07 - $145.10
Q1 2015	880	$192	$131.65	$121.43 - $141.37
Q4 2014	880	$173	$117.83	$104.12 - $125.64
Q3 2014	1,146	$211	$111.57	$102.95 - $120.15
Q2 2014	1,472	$246	$101.01	$93.79 - $108.05
Q1 2014	1,012	$188	$95.29	$86.57 - $102.25
Q4 2013	1,012	$163	$81.23	$74.58 - $88.80