KOS holder plans sale of 7,787 common shares on NYSE

A holder of KOS common stock filed a notice of intent to sell 7,787 shares through broker Coutts & Co on the NYSE, with an aggregate market value of $7,163.00.

Accepted by SEC EDGAR 12/18/2025 - 04:33 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

A holder of KOS common stock filed a notice of intent to sell 7,787 shares through broker Coutts & Co on the NYSE, with an aggregate market value of $7,163.00. These shares are part of a much larger base of 478,326,954 common shares outstanding.

The shares to be sold were acquired on 12/17/2025 from the issuer via restricted stock vesting as compensation, with payment also dated 12/17/2025. The seller represents that they are not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.

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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	0001585399
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	Kosmos Energy Ltd.
SEC File Number	001-35167
Address of Issuer	8176 Park Lane Dallas TEXAS 75231
Phone	214-445-9600
Name of Person for Whose Account the Securities are To Be Sold	Christopher James Ball
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	Former 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	Coutts & Co 440 Strand London X0 WC2R 0QS	7787	7163.00	478326954	12/17/2025	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	12/17/2025	Restricted Stock Vesting	Issuer			7787	12/17/2025	Compensation

* 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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	12/18/2025
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	/s/ Christopher James Ball
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)