Notice of Proposed Sale · 144

BLOCK INC

Notice of Proposed Sale

Filed Sep 18, 2026Accepted Sep 18, 2026, 4:33 PM EDTFiling CIK 1512673Accession 0001950047-26-009678

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Structured filing — 144

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer: BLOCK, INC.
Issuer CIK: 0001512673
SEC file number: 001-37622
Phone: 415-375-3176
Person for whose account securities are to be sold: ANTHONY M EISEN
Relationships to issuer: Director
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Securities proposed for sale

Securities proposed for sale · 1 reported row
Security	Proposed units	Aggregate market value	Units outstanding	Approximate sale date	Exchange	Broker / market maker
Common	6,000	459,300.00	540,816,000	09/18/2026	NYSE	Morgan Stanley Smith Barney LLC Executive Financial Services

Broker / market maker — proposed row 1, entry 1

Name: Morgan Stanley Smith Barney LLC Executive Financial Services
Street: 1 New York Plaza
Street (continued): 8th Floor
City: New York
State / country code: NY
Postal code: 10004

Acquisition of securities to be sold

Acquisition of securities to be sold · 1 reported row
Security	Acquired	Nature of acquisition	Acquired from	Amount acquired	Gift transaction	Payment date	Nature of payment
Common	01/31/2022	Restricted Stock	ISSUER	6,000	N	01/31/2022	Not Applicable

Sales reported in the preceding three months

Sales reported in the preceding three months · 62 reported rows
Seller	Security	Sale date	Amount sold	Gross proceeds
ANTHONY M EISEN	Common	09/17/2026	6,000	467,820.00
ANTHONY M EISEN	Common	09/16/2026	6,000	470,160.00
ANTHONY M EISEN	Common	09/15/2026	6,000	475,860.00
ANTHONY M EISEN	Common	09/14/2026	6,000	473,760.00
ANTHONY M EISEN	Common	09/11/2026	6,000	479,760.00
ANTHONY M EISEN	Common	09/10/2026	6,000	470,340.00
ANTHONY M EISEN	Common	09/09/2026	6,000	475,620.00
ANTHONY M EISEN	Common	09/08/2026	6,000	493,080.00
ANTHONY M EISEN	Common	09/04/2026	6,000	495,060.00
ANTHONY M EISEN	Common	09/03/2026	6,000	501,420.00
ANTHONY M EISEN	Common	09/02/2026	6,000	463,800.00
ANTHONY M EISEN	Common	09/01/2026	6,000	480,240.00
ANTHONY M EISEN	Common	08/31/2026	6,000	495,480.00
ANTHONY M EISEN	Common	08/28/2026	6,000	510,720.00
ANTHONY M EISEN	Common	08/27/2026	6,000	504,000.00
ANTHONY M EISEN	Common	08/26/2026	6,000	492,000.00
ANTHONY M EISEN	Common	08/25/2026	6,000	490,860.00
ANTHONY M EISEN	Common	08/24/2026	6,000	488,880.00
ANTHONY M EISEN	Common	08/21/2026	6,000	480,240.00
ANTHONY M EISEN	Common	08/20/2026	6,000	485,220.00
ANTHONY M EISEN	Common	08/19/2026	6,000	477,300.00
ANTHONY M EISEN	Common	08/18/2026	6,000	475,020.00
ANTHONY M EISEN	Common	08/17/2026	6,000	489,780.00
ANTHONY M EISEN	Common	08/14/2026	6,000	497,220.00
ANTHONY M EISEN	Common	08/13/2026	6,000	474,960.00
ANTHONY M EISEN	Common	08/12/2026	6,000	471,720.00
ANTHONY M EISEN	Common	08/11/2026	6,000	472,920.00
ANTHONY M EISEN	Common	08/10/2026	6,000	470,820.00
ANTHONY M EISEN	Common	08/07/2026	6,000	473,400.00
ANTHONY M EISEN	Common	08/06/2026	6,000	498,420.00
ANTHONY M EISEN	Common	08/05/2026	41,000	3,519,850.00
ANTHONY M EISEN	Common	08/04/2026	6,000	493,860.00
ANTHONY M EISEN	Common	08/03/2026	6,000	489,120.00
ANTHONY M EISEN	Common	07/31/2026	6,000	493,620.00
ANTHONY M EISEN	Common	07/30/2026	6,000	487,020.00
ANTHONY M EISEN	Common	07/29/2026	6,000	493,320.00
ANTHONY M EISEN	Common	07/28/2026	6,000	490,200.00
ANTHONY M EISEN	Common	07/27/2026	6,000	473,280.00
ANTHONY M EISEN	Common	07/24/2026	6,000	462,180.00
ANTHONY M EISEN	Common	07/23/2026	6,000	463,920.00
ANTHONY M EISEN	Common	07/22/2026	6,000	474,600.00
ANTHONY M EISEN	Common	07/21/2026	6,000	475,860.00
ANTHONY M EISEN	Common	07/20/2026	6,000	473,400.00
ANTHONY M EISEN	Common	07/17/2026	6,000	474,780.00
ANTHONY M EISEN	Common	07/16/2026	6,000	492,660.00
ANTHONY M EISEN	Common	07/15/2026	141,000	11,776,380.00
ANTHONY M EISEN	Common	07/14/2026	6,000	471,480.00
ANTHONY M EISEN	Common	07/13/2026	6,000	470,100.00
ANTHONY M EISEN	Common	07/10/2026	6,000	473,460.00
ANTHONY M EISEN	Common	07/09/2026	6,000	456,840.00
ANTHONY M EISEN	Common	07/08/2026	6,000	459,960.00
ANTHONY M EISEN	Common	07/07/2026	6,000	476,940.00
ANTHONY M EISEN	Common	07/06/2026	6,000	472,620.00
ANTHONY M EISEN	Common	07/02/2026	36,000	2,873,820.00
ANTHONY M EISEN	Common	07/01/2026	6,000	458,400.00
ANTHONY M EISEN	Common	06/30/2026	6,000	472,800.00
ANTHONY M EISEN	Common	06/29/2026	6,000	473,580.00
ANTHONY M EISEN	Common	06/26/2026	6,000	448,800.00
ANTHONY M EISEN	Common	06/25/2026	6,000	454,200.00
ANTHONY M EISEN	Common	06/24/2026	6,000	444,060.00
ANTHONY M EISEN	Common	06/23/2026	6,000	433,740.00
ANTHONY M EISEN	Common	06/22/2026	6,000	445,680.00

Seller — prior-sale row 1, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 2, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 3, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 4, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 5, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 6, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 7, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 8, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 9, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 10, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 11, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 12, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 13, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 14, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 15, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 16, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 17, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 18, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 19, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 20, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 21, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 22, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 23, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 24, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 25, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 26, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 27, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 28, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 29, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 30, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 31, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 32, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 33, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 34, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 35, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 36, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 37, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 38, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 39, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 40, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 41, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 42, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 43, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 44, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 45, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 46, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 47, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 48, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 49, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 50, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 51, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 52, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 53, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 54, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 55, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 56, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 57, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 58, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 59, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 60, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 61, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Seller — prior-sale row 62, entry 1

Name: ANTHONY M EISEN
Street: 1955 Broadway, Suite 600
City: Oakland
State / country code: CA
Postal code: 94612

Prior-sale reporting

Nothing to report for the preceding three months: N

Notice signature

Notice date: 09/18/2026
Signed: /s/ Anthony Mathew Eisen
Plan adoption dates: 03/02/2026

Company context

Block, Inc. (NYSE: XYZ) builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone.

Current securities

BSQKZOTC · EQUITY · Current XYZNYSE · EQUITY · Current