Block, Inc. — Director's Dealing 2026

May 21, 2026

5/21/26, 1:10 PM
sec.gov/Archives/edgar/data/1512673/000195004726004884/xsl144X01/primary_doc.xml

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

144: Filer Information

Filer CIK	0002047775
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	BLOCK, INC.
SEC File Number	001-37622
Address of Issuer	1955 Broadway, Suite 600
Oakland
CALIFORNIA
94612
Phone	415-375-3176
Name of Person for Whose Account the Securities are To Be Sold	OWEN B JENNINGS

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

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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	Morgan Stanley Smith Barney LLC
Executive Financial Services
1 New York Plaza
8th Floor
New York NY 10004	583	40710.89	535195000	05/21/2026	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	05/20/2025	Restricted Stock	ISSUER	☑		583	05/20/2025	Not Applicable

• 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
OWEN B JENNINGS
1955 Broadway, Suite 600
Oakland CA 94612	Common	05/19/2026	44	3124.00
OWEN B JENNINGS
1955 Broadway, Suite 600
Oakland CA 94612	Common	04/06/2026	133	8013.25
OWEN B JENNINGS
1955 Broadway, Suite 600
Oakland CA 94612	Common	03/03/2026	3555	225422.55

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144: Remarks and Signature

Remarks

Date of Notice
05/21/2026

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1
09/02/2025

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/ Owen Britton Jennings

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

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