CIK 0001260221 · Large accelerated filer
TransDigm Group INC
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- 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.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −437 | $1,180.97 | $516K | 27,652.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −290 | $1,182.81 | $343K | 27,362.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −87 | $1,183.86 | $103K | 27,275.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −1,075 | $1,185.05 | $1.3M | 26,200.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −448 | $1,185.97 | $531K | 25,752.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −272 | $1,187.11 | $323K | 25,480.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −3,801 | $1,188.13 | $4.5M | 21,679.51 |
| 2026-05-18 | Howley W Nicholas Director | Sale 10b5-1 | −132 | $1,189.02 | $157K | 21,547.51 |
| 2026-05-18 | Howley W Nicholas Director | Option exercise · Stock Option 10b5-1 | −10,132 | 32,096 | ||
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Option exercise 10b5-1 | +3,900 | $284.97 | $1.1M | 7,500 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −71 | $1,144.43 | $81K | 7,429 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −259 | $1,145.37 | $297K | 7,170 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −120 | $1,146.17 | $138K | 7,050 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −462 | $1,147.52 | $530K | 6,588 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −775 | $1,148.25 | $890K | 5,813 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −463 | $1,149.33 | $532K | 5,350 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −119 | $1,150.33 | $137K | 5,231 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −151 | $1,151.49 | $174K | 5,080 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −50 | $1,152.28 | $58K | 5,030 |
| 2026-05-15 | Reiss Joel Co-Chief Operating Officer | Sale 10b5-1 | −130 | $1,153.71 | $150K | 4,900 |
Page 15 of 112 · 2,237 trades