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CIK 0001260221 · Large accelerated filer

TransDigm Group INC

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Ticker
TDG
Exchange
NYSE
Industry
Aircraft Parts & Auxiliary Equipment, NEC
FY end
Sep 30
Incorporated
DE
Entity type
operating
EIN
510484716
Phone
216 706 2960
Business address
1350 EUCLID AVENUE, SUITE 1600, CLEVELAND, OH, 44115
Former names
TD HOLDING CORP
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$26,250,917
in 4 filings, $26.3M under 10b5-1 plans

Net −$26,250,917. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Reiss Joel −$13.7M Co-Chief Operating Officer sold 77% of stake
  2. Howley W Nicholas −$12.5M Director sold 32% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −210 $1,221.53 $257K 5,214
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −60 $1,222.60 $73K 5,154
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −138 $1,223.51 $169K 5,016
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −509 $1,224.62 $623K 4,507
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −153 $1,225.62 $188K 4,354
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −40 $1,226.98 $49K 4,314
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −210 $1,227.82 $258K 4,104
2026-07-15 Reiss Joel Co-Chief Operating Officer Sale 10b5-1 −90 $1,228.79 $111K 4,014
2026-07-15 Reiss Joel Co-Chief Operating Officer Option exercise · Stock Option 10b5-1 +3,900 19,700
2026-06-18 Howley W Nicholas Director Other disposition 10b5-1 −0 21,547.51
2026-06-18 Howley W Nicholas Director Option exercise +10,132 $66.47 $673K 31,679.51
2026-06-18 Howley W Nicholas Director Sale −112 $1,305.19 $146K 31,567.51
2026-06-18 Howley W Nicholas Director Sale −97 $1,308.05 $127K 31,470.51
2026-06-18 Howley W Nicholas Director Sale −115 $1,308.92 $151K 31,355.51
2026-06-18 Howley W Nicholas Director Sale −160 $1,310.46 $210K 31,195.51
2026-06-18 Howley W Nicholas Director Sale −964 $1,314.60 $1.3M 30,231.51
2026-06-18 Howley W Nicholas Director Sale −745 $1,315.71 $980K 29,486.51
2026-06-18 Howley W Nicholas Director Sale −1,376 $1,316.86 $1.8M 28,110.51
2026-06-18 Howley W Nicholas Director Sale −893 $1,317.75 $1.2M 27,217.51
2026-06-18 Howley W Nicholas Director Sale −1,925 $1,318.84 $2.5M 25,292.51

Page 9 of 112 · 2,237 trades