Director at Trinity Industries (NYSE: TRN) granted 4,024 shares

Rhea-AI Filing Summary

Diez John J. reported acquisition or exercise transactions in this Form 4 filing.

Trinity Industries director John J. Diez received a grant of 4,024 shares of Common Stock on May 21, 2026. The award was reported at a price of $0.00 per share, indicating a stock-based compensation grant rather than an open-market purchase. After this grant, Diez directly owns 29,755 Trinity Industries shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Diez John J.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	4,024	$0.00	--

Holdings After Transaction: Common Stock — 29,755 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 4,024 shares Grant price: $0.00 per share Shares owned after transaction: 29,755 shares

3 metrics

Shares granted 4,024 shares Common Stock grant to director John J. Diez on May 21, 2026

Grant price $0.00 per share Reported transaction price for the 4,024-share award

Shares owned after transaction 29,755 shares John J. Diez direct Common Stock holdings following the grant

Key Terms

grant/award acquisition, Common Stock, non-derivative, direct ownership

4 terms

grant/award acquisition financial

"transaction_action: "grant/award acquisition" describes the share award"

Common Stock financial

"security_title is listed as "Common Stock" for the transaction"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

non-derivative financial

"transaction_type is classified as "non-derivative" for this award"

direct ownership financial

"ownership_type is "direct" and ownership_code is "D""

Form 4 Insider Transactions: What Each Field Means →

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^*

Diez John J.

(Last) (First) (Middle)

14221 N DALLAS PARKWAY

SUITE 1100

(Street)

DALLAS TEXAS 75254

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TRINITY INDUSTRIES INC [ NYSE/TRN ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

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

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

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

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	05/21/2026		A		4,024	A	$0	29,755	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:

Remarks:

	Phillip M. Kim for: John J. Diez	05/26/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did TRINITY INDUSTRIES INC (TRN) report for John J. Diez?

TRINITY INDUSTRIES INC reported that director John J. Diez received a grant of 4,024 shares of Common Stock on May 21, 2026. The grant was recorded at a price of $0.00 per share, indicating stock-based compensation rather than an open-market purchase.

How many TRN shares does John J. Diez hold after this Form 4 transaction?

Following the reported grant, John J. Diez directly holds 29,755 shares of TRINITY INDUSTRIES INC Common Stock. This post-transaction figure includes the newly awarded 4,024 shares disclosed in the Form 4 insider filing dated May 21, 2026.

Was the Trinity Industries (TRN) insider transaction a purchase or a grant?

The transaction was a grant or award acquisition, not an open-market purchase. John J. Diez received 4,024 shares of Trinity Industries Common Stock at a stated price of $0.00 per share, consistent with equity compensation rather than a cash-funded share purchase.

Did John J. Diez buy or sell any Trinity Industries (TRN) shares in this filing?

No open-market buys or sells were reported in this filing. The Form 4 shows only a grant-type acquisition of 4,024 Common Stock shares for John J. Diez, with no sale transactions or derivative exercises disclosed in the provided insider data.

What type of security was involved in the latest TRN insider award to John J. Diez?

The award involved Trinity Industries Common Stock as a non-derivative security. John J. Diez received 4,024 Common Stock shares, and after the transaction his direct ownership position increased to 29,755 shares according to the Form 4 disclosure details.