[Form 4] GREENBRIER COMPANIES INC Insider Trading Activity

Rhea-AI Filing Summary

The Greenbrier Companies (GBX) reported an insider equity transaction by SVP, Chief HR Officer Laurie R. Dornan. On 10/22/2025, the reporting person acquired 22,558 shares of common stock at $0.0, reflecting a grant/vesting of restricted stock units under the 2021 Stock Incentive Plan. The filing also records a disposition of 6,066 shares at $45.76 to satisfy tax withholding obligations related to the vesting.

Following these transactions, the reporting person beneficially owned 44,480.6126 shares, held directly. The explanation notes both a time-vesting RSU grant and the vesting of performance-vesting RSUs, with shares withheld for taxes.

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

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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^*

Dornan Laurie R

(Last) (First) (Middle)

C/O THE GREENBRIER COMPANIES, INC.

ONE CENTERPOINTE DRIVE, SUITE 200

(Street)

LAKE OSWEGO OR 97035

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GREENBRIER COMPANIES INC [ GBX ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Chief HR Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/22/2025

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/22/2025		A		22,558(1)	A	$0.0	50,546.6126	D
Common Stock	10/22/2025		F		6,066(2)	D	$45.76	44,480.6126	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported transaction involved the reporting person's receipt of a grant of time-vesting restricted stock units under The Greenbrier Companies 2021 Stock Incentive Plan and the vesting of performance-vesting restricted stock units granted under The Greenbrier Companies 2021 Stock Incentive Plan.

2. Shares withheld in payment of tax liability incident to the vesting of restricted stock units.

	By: Kim Moore, Attorney-In-Fact For: Laurie R. Dornan	10/24/2025
	** 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.

FAQ

What did GBX insider Laurie R. Dornan report on Form 4?

On 10/22/2025, the insider acquired 22,558 shares via restricted stock units and had 6,066 shares withheld at $45.76 for taxes.

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

The filing shows beneficial ownership of 44,480.6126 shares held directly after the reported transactions.

What was the purpose of the 6,066-share disposition for GBX?

The 6,066 shares were withheld to cover tax liabilities upon RSU vesting.

What type of awards were involved for GBX’s insider?

The filing references a grant of time-vesting RSUs and vesting of performance-vesting RSUs under the 2021 Stock Incentive Plan.

What price is listed for the RSU-related acquisition on the GBX Form 4?

The acquisition is shown at $0.0, consistent with non-cash RSU settlement.

What is the insider’s role at GBX?

The reporting person is SVP, Chief HR Officer at The Greenbrier Companies.