Block (XYZ) director sells 18,000 shares in 10b5-1 plan trades

Rhea-AI Filing Summary

Block, Inc. (XYZ) director Eisen Anthony Mathew reported open-market sales of Class A Common Stock totaling 18,000 shares over three days. He sold 6,000 shares on August 20, 2026 at $80.87, 6,000 on August 21, 2026 at $80.04, and 6,000 on August 24, 2026 at $81.48. All transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on March 2, 2026.

Insider Trade Summary 10b5-1

Net Seller: 18,000 shares

Net Sell 3 txns

Insider Eisen Anthony Mathew

Role Director

Sold 18,000 shs ($1.45M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1	6,000	$81.48	$489K
Sale	Class A Common Stock F1	6,000	$80.04	$480K
Sale	Class A Common Stock F1	6,000	$80.87	$485K

Holdings After Transaction: Class A Common Stock — 1,488,672 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 August 20, 2026: 6,000 shares at $80.87 Shares sold August 21, 2026: 6,000 shares at $80.04 Shares sold August 24, 2026: 6,000 shares at $81.48 +1 more

4 metrics

Shares sold August 20, 2026 6,000 shares at $80.87 Open-market sale of Class A Common Stock

Shares sold August 21, 2026 6,000 shares at $80.04 Open-market sale of Class A Common Stock

Shares sold August 24, 2026 6,000 shares at $81.48 Open-market sale of Class A Common Stock

Total shares sold 18,000 shares Sum of reported August 2026 sales by director

Key Terms

Rule 10b5-1 trading plan, Form 4, Class A Common Stock

3 terms

Rule 10b5-1 trading plan regulatory

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

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.

Form 4 regulatory

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

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.

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.

FAQ

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

Block, Inc. disclosed that director Eisen Anthony Mathew sold a total of 18,000 shares of Class A Common Stock in three separate open-market transactions on August 20, 21, and 24, 2026.

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

The director sold 6,000 shares at $80.87 on August 20, 2026, 6,000 shares at $80.04 on August 21, 2026, and 6,000 shares at $81.48 on August 24, 2026, all in open-market or private transactions.

How many Block, Inc. (XYZ) shares did the insider sell in total?

Across the reported transactions, the director sold a total of 18,000 shares of Block, Inc. Class A Common Stock, consisting of 6,000 shares on each of the three trading days reported.

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

Yes. The filing states that all reported sales were effected pursuant to a Rule 10b5-1 trading plan that was adopted on March 2, 2026, indicating the trades were pre-arranged under that plan.

What role does the reporting person hold at Block, Inc. (XYZ)?

The reporting person, Eisen Anthony Mathew, is identified as a director of Block, Inc. He is not reported as an officer or ten percent owner in this Form 4.

Does the Form 4 state how many Block, Inc. (XYZ) shares the insider holds after these sales?

The non-derivative transaction entries do not report a total shares following transaction value, so post-transaction holdings are not specified in this Form 4 data.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/24/2026 - 07:56 PM Accepted by SEC EDGAR 08/24/2026 - 07:56 PM 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)
08/20/2026

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	08/20/2026		S(1)		6,000	D	$80.87	1,500,672	D
Class A Common Stock	08/21/2026		S(1)		6,000	D	$80.04	1,494,672	D
Class A Common Stock	08/24/2026		S(1)		6,000	D	$81.48	1,488,672	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/ Tyler Owens, Attorney-in-Fact	08/24/2026
	** 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)