Director at Kirby (NYSE: KEX) receives grant of 1,392 shares

Rhea-AI Filing Summary

Kirby Corp director Susan Leslie Dio received a grant of 1,392 shares of common stock. The shares were acquired on a compensation basis at a stated price of $0.00 per share, rather than through an open-market purchase. Following this award, she directly holds a total of 8,607 Kirby common shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Dio Susan Leslie

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.10 per share	1,392	$0.00	--

Holdings After Transaction: Common Stock, par value $0.10 per share — 8,607 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 1,392 shares Price per granted share: $0.00 per share Total shares after transaction: 8,607 shares

3 metrics

Shares granted 1,392 shares Grant of common stock on May 4, 2026

Price per granted share $0.00 per share Compensation-related stock award

Total shares after transaction 8,607 shares Director’s direct holdings following grant

Key Terms

Grant, award, or other acquisition, Common Stock, par value $0.10 per share, Form 4

3 terms

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

Common Stock, par value $0.10 per share financial

"security_title: "Common Stock, par value $0.10 per share""

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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^*

Dio Susan Leslie

(Last) (First) (Middle)

55 WAUGH DRIVE

SUITE 1000

(Street)

HOUSTON TEXAS 77007

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/04/2026

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, par value $0.10 per share	05/04/2026		A		1,392	A	$0	8,607	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:

	Ronald A. Dragg, Agent and Attorney-in-Fact	05/06/2026
	** 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 Kirby Corp (KEX) report for Susan Leslie Dio?

Kirby Corp reported that director Susan Leslie Dio received a grant of 1,392 shares of common stock. This was a compensation-related award at a stated price of $0.00 per share, rather than an open-market purchase of Kirby shares.

How many Kirby (KEX) shares does Susan Leslie Dio hold after this Form 4 transaction?

After the reported grant, Susan Leslie Dio directly holds 8,607 shares of Kirby common stock. This total includes the 1,392 shares acquired as a grant on the reported date and reflects her direct ownership position following the transaction.

Was the Kirby (KEX) Form 4 transaction an open-market buy or a share grant?

The Kirby Form 4 shows a share grant, not an open-market buy. The transaction code is "A," described as a "Grant, award, or other acquisition," and the price per share is listed as $0.00, indicating a compensation-related award of common stock.

What security is involved in Susan Leslie Dio’s Kirby (KEX) Form 4 filing?

The security is Kirby Corp common stock, par value $0.10 per share. The filing reports that director Susan Leslie Dio acquired 1,392 shares of this common stock as a grant, increasing her direct holdings to a total of 8,607 shares afterward.

Does the Kirby (KEX) Form 4 show any share sales by Susan Leslie Dio?

The Form 4 does not report any sales by Susan Leslie Dio. It records a single acquisition transaction coded "A" for 1,392 shares as a grant or award, with no accompanying dispositions or open-market sales reported in this filing.