TDG insider trade: 580 options exercised, 580 shares sold by COO

Q: What did TDG’s Co-Chief Operating Officer report on Form 4?

An M-code exercise of 580 options at $269.42 and an S-code sale of 580 shares at a weighted average of $1,354.76 on 10/27/2025 .

Q: How many TDG shares does the insider hold after the transactions?

The filing reports 1,055 shares of common stock directly owned after the transactions.

Q: What was the sale price range for TDG shares in the transaction?

Shares were sold within a range of $1,354.7600–$1,355.7599 ; the reported price is a weighted average of $1,354.76 .

Q: How many TDG stock options remain after the reported activity?

The report lists 2,320 stock options beneficially owned following the transaction.

Q: What were the dates tied to the exercised TDG option grant?

The option grant shows a date of 09/30/2020 with an expiration date of 11/10/2026 .

Filing Impact

(Very High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

TransDigm Group (TDG): Co-Chief Operating Officer reported an option exercise and same-day sale on 10/27/2025. The filing shows an M-code exercise of 580 shares via stock options at $269.42 per share, followed by an S-code sale of 580 shares at a weighted average price of $1,354.76.

After these transactions, the reporting person directly owned 1,055 shares of common stock. The sale price reflects trades within the disclosed range of $1,354.7600–$1,355.7599. Derivative holdings listed following the transaction show 2,320 stock options remaining outstanding, with the exercised grant originally dated 09/30/2020 and expiring 11/10/2026.

Insider Trade Summary

Net Seller: 580 shares ($785,761)

Net Sell 3 txns

Insider Murphy Patrick Joseph

Role Co-Chief Operating Officer

Sold 580 shs ($786K)

Type	Security	Shares	Price	Value
Exercise	Stock Option	580	$0.00	--
Exercise	Common Stock	580	$269.42	$156K
Sale	Common Stock	580	$1,354.76	$786K

Holdings After Transaction: Stock Option — 2,320 shares (Direct); Common Stock — 1,635 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 10/28/2025 - 05:12 PM

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Murphy Patrick Joseph

(Last)

(First)

(Middle)

1350 EUCLID AVE

SUITE 1600

(Street)

CLEVELAND

44115

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
TransDigm Group INC [ TDG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Co-Chief Operating Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/27/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	10/27/2025		M		580	A	$269.42	1,635	D
Common Stock	10/27/2025		S		580	D	$1,354.76⁽¹⁾	1,055	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option	$269.42	10/27/2025		M			580	09/30/2020	11/10/2026	Common Stock	580	$0	2,320	D

Explanation of Responses:

1. Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,354.7600 - $1,355.7599. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

	/s/ Rachel L. Quinlan as attorney in fact for Patrick Murphy	10/28/2025
	** Signature of Reporting Person	Date
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.

Source: View Original Filing on SEC EDGAR

FAQ

What did TDG’s Co-Chief Operating Officer report on Form 4?

An M-code exercise of 580 options at $269.42 and an S-code sale of 580 shares at a weighted average of $1,354.76 on 10/27/2025.

How many TDG shares does the insider hold after the transactions?

The filing reports 1,055 shares of common stock directly owned after the transactions.

What was the sale price range for TDG shares in the transaction?

Shares were sold within a range of $1,354.7600–$1,355.7599; the reported price is a weighted average of $1,354.76.

How many TDG stock options remain after the reported activity?

The report lists 2,320 stock options beneficially owned following the transaction.

What were the dates tied to the exercised TDG option grant?

The option grant shows a date of 09/30/2020 with an expiration date of 11/10/2026.

What do the Form 4 transaction codes M and S mean?

Code M indicates an option exercise; code S indicates an open market sale.