# EDGAR Filing Document

**Accession Number:** 0001260221
**File Stem:** 0001209191-23-009025
**Filing Date:** 2023-2
**Character Count:** 4556
**Document Hash:** ad4ad4bcbb5761f6b19e2761b29b7fe0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001209191-23-009025.hdr.sgml**: 20230214

**ACCESSION NUMBER**: 0001209191-23-009025

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230206

**FILED AS OF DATE**: 20230214

**DATE AS OF CHANGE**: 20230214

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Warren Jessica L
- **CENTRAL INDEX KEY:** 0001963648

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32833
- **FILM NUMBER:** 23624981

**MAIL ADDRESS:**
- **STREET 1:** 1301 EAST NINTH STREET
- **STREET 2:** SUITE 3000
- **CITY:** CLEVELAND
- **STATE:** OH
- **ZIP:** 44114
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TransDigm Group INC
- **CENTRAL INDEX KEY:** 0001260221
- **STANDARD INDUSTRIAL CLASSIFICATION:** AIRCRAFT PART & AUXILIARY EQUIPMENT, NEC [3728]
- **IRS NUMBER:** 510484716
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0930

**BUSINESS ADDRESS:**
- **STREET 1:** 1301 EAST 9TH STREET
- **STREET 2:** SUITE 3000
- **CITY:** CLEVELAND
- **STATE:** OH
- **ZIP:** 44114
- **BUSINESS PHONE:** 216 706 2960

**MAIL ADDRESS:**
- **STREET 1:** 1301 EAST 9TH STREET
- **STREET 2:** SUITE 3000
- **CITY:** CLEVELAND
- **STATE:** OH
- **ZIP:** 44114

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** TD HOLDING CORP
- **DATE OF NAME CHANGE:** 20030818

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Warren Jessica L<br><sub>(Last) (First) (Middle)</sub><br>1301 E9TH ST, SUITE 3000<br><sub>(Street)</sub><br>CLEVELAND, OH 44114<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>TransDigm Group INC [ TDG ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-02-06 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_GC, CCO, Secretary_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 50 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Stock Option | 2019-09-30 | 2029-01-23 | Common Stock | 1450 | $347.42 | D |  |
| Stock Option | 2024-09-30 | 2030-11-11 | Common Stock | 550 | $560.81 | D |  |
| Stock Option | 2022-09-30 | 2031-11-12 | Common Stock | 2450 | $643.00 | D |  |
| Stock Option | 2023-09-20 | 2033-01-25 | Common Stock | 36000 | $700.50 | D |  |

---

**Signature:** Amy Paszt as attorney in fact for Jessica Warren.  
**Date:** 2023-02-14

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**