Block, Inc. — Director's Dealing 2021

May 6, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Square, Inc. (SQ)
CIK: 0001512673
Period of Report: 2021-05-04

Reporting Person: Grassadonia Brian (Cash App Lead)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-04	Class A Common Stock	M	4104	$7.254	Acquired	125337	Direct
2021-05-04	Class A Common Stock	S	400	$229.37	Disposed	124937	Direct
2021-05-04	Class A Common Stock	S	1504	$230.87	Disposed	123433	Direct
2021-05-04	Class A Common Stock	S	1000	$231.77	Disposed	122433	Direct
2021-05-04	Class A Common Stock	S	400	$233.37	Disposed	122033	Direct
2021-05-04	Class A Common Stock	S	100	$234.26	Disposed	121933	Direct
2021-05-04	Class A Common Stock	S	300	$236.20	Disposed	121633	Direct
2021-05-04	Class A Common Stock	S	200	$237.53	Disposed	121433	Direct
2021-05-04	Class A Common Stock	S	200	$238.99	Disposed	121233	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-04	Stock Option (right to buy)	$7.254	M	4104	Disposed	2024-02-27	Class A Common Stock (4104)	Direct

Footnotes

F1: The option exercise and sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $229.15 to $229.64 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $230.32 to $231.29 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $231.34 to $232.28 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F5: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $232.90 to $233.81 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F6: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $235.72 to $236.65 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F7: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $237.42 to $237.63 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F8: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $238.57 to $239.41 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F9: 20% of the shares subject to the option vested on February 24, 2015 and 1/60th of the shares vested monthly thereafter.