Block director sells 18,000 shares in 10b5-1 plan

Block, Inc. (XYZ) director Anthony Mathew Eisen reported three open-market or private sales of Class A Common Stock under a Rule 10b5-1 trading plan adopted on March 2, 2026.

Rhea-AI Filing Summary

Block, Inc. (XYZ) director Anthony Mathew Eisen reported three open-market or private sales of Class A Common Stock under a Rule 10b5-1 trading plan adopted on March 2, 2026. On August 25, 26, and 27, 2026, he sold 6,000 shares each day at prices of $81.81, $82.00, and $84.00 per share, respectively, totaling 18,000 shares sold. Post-transaction share holdings were not reported in this filing.

Insider Trade Summary 10b5-1

Net Seller: 18,000 shares

Net Sell 3 txns

Insider Eisen Anthony Mathew

Role Director

Sold 18,000 shs ($1.49M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1	6,000	$84.00	$504K
Sale	Class A Common Stock F1	6,000	$82.00	$492K
Sale	Class A Common Stock F1	6,000	$81.81	$491K

Holdings After Transaction: Class A Common Stock — 1,470,672 shares (Direct)

Footnotes (1)

1. F1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 2, 2026.

Key Figures

Shares sold on 2026-08-25: 6,000 shares of Class A Common Stock Shares sold on 2026-08-26: 6,000 shares of Class A Common Stock Shares sold on 2026-08-27: 6,000 shares of Class A Common Stock +3 more

6 metrics

Shares sold on 2026-08-25 6,000 shares of Class A Common Stock Sale at $81.81 per share on August 25, 2026

Shares sold on 2026-08-26 6,000 shares of Class A Common Stock Sale at $82.00 per share on August 26, 2026

Shares sold on 2026-08-27 6,000 shares of Class A Common Stock Sale at $84.00 per share on August 27, 2026

Total shares sold 18,000 shares Aggregate of three sales reported in this Form 4

Rule 10b5-1 plan adoption date March 2, 2026 Trading plan under which the reported sales were effected

Number of sale transactions 3 transactions All coded as “S” for sale of non-derivative securities

Key Terms

Rule 10b5-1 trading plan, Class A Common Stock, open market or private transaction

3 terms

Rule 10b5-1 trading plan regulatory

"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Class A Common Stock financial

"security_title: "Class A Common Stock""

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

open market or private transaction financial

"transaction_code_description: "Sale in open market or private transaction""

FAQ

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

What insider transaction did Block, Inc. (XYZ) disclose in this Form 4?

Block, Inc. disclosed that director Anthony Mathew Eisen sold a total of 18,000 shares of Class A Common Stock in three separate transactions on August 25, 26, and 27, 2026.

At what prices did the Block, Inc. (XYZ) director sell shares?

The director sold 6,000 shares at $81.81 per share on August 25, 6,000 shares at $82.00 per share on August 26, and 6,000 shares at $84.00 per share on August 27, 2026.

How many Block, Inc. (XYZ) shares did Anthony Mathew Eisen sell in total?

Across the three reported transactions, Anthony Mathew Eisen sold a total of 18,000 shares of Block, Inc. Class A Common Stock.

Were the Block, Inc. (XYZ) insider sales made under a Rule 10b5-1 plan?

Yes. The footnote states that all reported sales were effected pursuant to a Rule 10b5-1 trading plan adopted on March 2, 2026.

Does the Form 4 show Anthony Mathew Eisen’s remaining Block, Inc. (XYZ) holdings?

No. For each transaction, the Form 4 leaves the field for total shares following the transaction blank, so it does not report his post-transaction holdings.

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

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Available on EDGAR 08/27/2026 - 06:15 PM EDT Accepted by SEC EDGAR 08/27/2026 - 06:14 PM EDT Learn about SEC filing dates

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).

X

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^*

Eisen Anthony Mathew

(Last) (First) (Middle)

1955 BROADWAY

SUITE 600

(Street)

OAKLAND CALIFORNIA 94612

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Block, Inc. [ XYZ ]

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)
08/25/2026

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
Class A Common Stock	08/25/2026		S(1)		6,000	D	$81.81	1,482,672	D
Class A Common Stock	08/26/2026		S(1)		6,000	D	$82	1,476,672	D
Class A Common Stock	08/27/2026		S(1)		6,000	D	$84	1,470,672	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:

1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on March 2, 2026.

Remarks:

	/s/ Susan Szotek, Attorney-in-Fact	08/27/2026
	** 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.
* Form 4: SEC 1474 (03-26)