Kirby (KEX) EVP Amy Husted exercises 2,758 RSUs and adjusts stock holdings

Rhea-AI Filing Summary

Kirby Corp executive Amy D. Husted, Executive Vice President, General Counsel and Secretary, reported equity activity involving company stock. On January 24, 2026, she exercised 2,758 restricted stock units into an equal number of shares of Kirby common stock at a stated price of $0 per share, reflecting the vesting of a portion of a prior equity award.

On the same date, 1,141 shares of common stock were withheld at $128.7 per share in a transaction coded "F," typically used for tax withholding, leaving her with 13,377 shares held directly. She also reports indirect ownership of 3,533 shares through a 401(k) plan and 200 shares held indirectly through her husband. The restricted stock units were originally granted on January 29, 2021 and vest in five equal annual installments beginning January 24, 2022.

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^*

Husted Amy D.

(Last) (First) (Middle)

55 WAUGH DRIVE

SUITE 1000

(Street)

HOUSTON TX 77007

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Exec VP General Counsel & Sec

3. Date of Earliest Transaction (Month/Day/Year)
01/24/2026

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	01/24/2026		M		2,758	A	$0(1)	14,518	D
Common Stock, par value $0.10 per share	01/24/2026		F		1,141	D	$128.7	13,377	D
Common Stock, par value $0.10 per share								3,533	I	401(k)
Common Stock, par value $0.10 per share								200	I	Husband

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
Restricted Stock Units	(1)	01/24/2026		M			2,758	(2)	(2)	Common Stock	2,758	$0	0	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive cash or one share of common stock of the issuer.

2. These restricted stock units granted on January 29, 2021, vest in five equal annual installments beginning on January 24, 2022. Cash or shares of common stock of the issuer, at the election of the issuer, will be delivered to the reporting person on or as soon as practicable on each vesting date.

	Ronald A. Dragg, Agent and Attorney-in-Fact	01/27/2026
	** 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.

FAQ

What insider transaction did KEX executive Amy D. Husted report?

Amy D. Husted, Executive Vice President, General Counsel and Secretary of Kirby Corp (KEX), reported the vesting and exercise of 2,758 restricted stock units into common shares on January 24, 2026, along with share withholding for taxes.

How many Kirby (KEX) shares did Amy D. Husted receive from RSU vesting?

On January 24, 2026, she acquired 2,758 shares of Kirby common stock upon the exercise of 2,758 restricted stock units at a stated price of $0 per share.

How many Kirby (KEX) shares were withheld for taxes in this Form 4?

The filing shows a transaction coded "F" in which 1,141 shares of Kirby common stock were disposed of at $128.7 per share, representing shares withheld, typically to cover tax obligations associated with the vesting.

What is Amy D. Husted’s direct ownership in Kirby (KEX) after these transactions?

Following the reported transactions on January 24, 2026, Amy D. Husted directly owns 13,377 shares of Kirby common stock.

What indirect Kirby (KEX) holdings does Amy D. Husted report?

She reports indirect ownership of 3,533 shares of Kirby common stock through a 401(k) plan and 200 shares held indirectly through her husband.

When were the reported restricted stock units for Kirby (KEX) originally granted and how do they vest?

The restricted stock units were granted on January 29, 2021 and vest in five equal annual installments beginning on January 24, 2022, with cash or shares delivered to the reporting person on or as soon as practicable on each vesting date.