Kirby files Rule 144 notice to sell common stock

Kirby Corporation submitted a Rule 144 notice indicating proposed sales of common stock.

Rhea-AI Filing Summary

Kirby Corporation submitted a Rule 144 notice indicating proposed sales of common stock. The filing lists a 53500000 shares figure with an associated 05/15/2026 entry and records a 2,000-share sale on 02/09/2026 for $243,706.04.

Insights

Securities Compliance Analyst

Routine Section 144 notice reporting proposed resale activity.

The filing lists proposed sales under Rule 144 for common stock and records a recent 2,000-share sale on 02/09/2026 for $243,706.04. The 53,500,000 shares figure appears on the form as of 05/15/2026.

Timing and full proceeds treatment are not detailed in the excerpt; subsequent disclosure or broker placement notices would clarify execution and cash‑flow recipients.

Key Figures

Form type: Form 144 Listed shares figure: 53,500,000 shares Recent sale: 2,000 shares +2 more

5 metrics

Form type Form 144 Rule 144 notice of proposed resale

Listed shares figure 53,500,000 shares Entry associated with <date>05/15/2026</date>

Recent sale 2,000 shares Sold on <date>02/09/2026</date>

Proceeds reported for recent sale $243,706.04 Proceeds from 2,000-share sale on <date>02/09/2026</date>

Compensatory entry 687 (units) Stock Bonus / Compensatory Payment on <date>02/03/2026</date>

Key Terms

Rule 144, Compensatory Payment, Merrill Lynch

3 terms

Rule 144 regulatory

"submitted a Rule 144 notice indicating proposed sales"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Compensatory Payment financial

"Stock Bonus ... Compensatory Payment"

Merrill Lynch other

"Merrill Lynch 800 Capitol Street Suite 1900 Houston TX 77002"

FAQ

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

What does the Kirby (KEX) Form 144 disclose?

The Form 144 discloses proposed resale of common stock under Rule 144 and lists a 53,500,000 shares figure with date 05/15/2026. It also records a prior sale of 2,000 shares on 02/09/2026 for $243,706.04.

How many shares were sold recently by the filer in the Form 144?

The filing records a sale of 2,000 shares on 02/09/2026 for $243,706.04. The entry is listed under 'Securities Sold During The Past 3 Months' and reflects transaction activity reported on the notice.

Does the Form 144 state who will receive the sale proceeds for KEX?

The excerpt does not specify proceeds recipients. The form lists broker information (Merrill Lynch) and transaction amounts, but the filing text provided does not state whether proceeds go to the issuer or selling holder.

What is the role of Merrill Lynch in the Kirby Form 144?

Merrill Lynch is listed with an address on the form, indicating broker involvement in the reported transactions. The filing shows broker details and a broker‑executed sale of 2,000 shares on 02/09/2026 for $243,706.04.

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

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Accepted by SEC EDGAR 05/18/2026 - 04:30 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001721923
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Kirby Corporation
SEC File Number
Address of Issuer	55 Waugh Drive, Suite 1000 Houston TEXAS 77007
Phone	713-435-1135
Name of Person for Whose Account the Securities are To Be Sold	William Woodruff
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Merrill Lynch 800 Capitol Street Suite 1900 Houston TX 77002	678	99894.46	53500000	05/15/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	02/03/2026	Stock Bonus	Kirby Corporation			687	02/03/2026	Compensatory Payment

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Merrill Lynch 800 Capitol Street Suite 1900 Houston TX 77002	Common Stock	02/09/2026	2000	243706.04

144: Remarks and Signature

Remarks
Date of Notice	05/18/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	William Woodruff
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)