Kirby (KEX) director sells 1,923 shares at $107.83 avg price

Kirby Corp (KEX) insider transaction: A director reported selling 1,923 shares of common stock on 11/10/2025, coded “S” for sale.

Rhea-AI Filing Summary

Kirby Corp (KEX) insider transaction: A director reported selling 1,923 shares of common stock on 11/10/2025, coded “S” for sale. The reported weighted average sales price was $107.83 per share, with individual sale prices ranging from $107.81 to $107.83. Following the transaction, the reporting person beneficially owns 15,488 shares, held directly.

Insider Trade Summary

Net Seller: 1,923 shares

Net Sell 1 txn

Insider STEWART RICHARD ROSS

Role Director

Sold 1,923 shs ($207K)

Type	Security	Shares	Price	Value
Sale	Common Stock, par value $0.10 per share	1,923	$107.83	$207K

Holdings After Transaction: Common Stock, par value $0.10 per share — 15,488 shares (Direct)

Footnotes (1)

1. F1. The reported price is the weighted average sales price. The sales were at prices ranging from $107.81 to $107.83 per share. The reporting person will provide, upon request by the commission staff, full information regarding the number of shares sold at each separate price.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did a Kirby (KEX) insider report on Form 4?

A director reported the sale of 1,923 shares of Kirby common stock on 11/10/2025.

At what price were the KEX shares sold?

The reported weighted average price was $107.83 per share, with a range of $107.81–$107.83.

How many KEX shares does the insider hold after the sale?

After the transaction, the reporting person beneficially owns 15,488 shares, held directly.

What transaction code appears on the filing?

The filing lists transaction code S, indicating a sale of securities.

What class of security was involved?

The transaction involved Common Stock, par value $0.10 per share of Kirby Corp.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/12/2025 - 11:26 AM Learn about SEC filing dates

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^*

STEWART RICHARD ROSS

(Last) (First) (Middle)

6428 BROMPTON ROAD

(Street)

HOUSTON TX 77005

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
KIRBY CORP [ KEX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/10/2025

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, par value $0.10 per share	11/10/2025		S		1,923	D	$107.83(1)	15,488	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 price is the weighted average sales price. The sales were at prices ranging from $107.81 to $107.83 per share. The reporting person will provide, upon request by the commission staff, full information regarding the number of shares sold at each separate price.

	Ronald A. Dragg, Agent and Attorney-in-Fact	11/12/2025
	** 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.