Marc Suidan - 20 Feb 2026 Form 4 Insider Report for Backblaze, Inc. (BLZE)

Role: Chief Financial Officer
Signature: /s/ Evangeline Cheung, Attorney-in-Fact
Issuer symbol: BLZE
Transactions as of: 20 Feb 2026
Net transactions value: -$33,972
Form type: 4
Filing time: 24 Feb 2026, 18:45:41 UTC
Previous filing: 24 Nov 2025
Next filing: 04 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Suidan Marc	Chief Financial Officer	2261 MARKET STREET, STE 81006, SAN FRANCISCO	/s/ Evangeline Cheung, Attorney-in-Fact	24 Feb 2026	0001924949

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BLZE	Class A Common Stock	Tax liability	$33,972	-7,721	-2.8%	$4.40	269,527	20 Feb 2026	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares of Class A Common Stock were withheld by the Issuer to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs). No shares were sold by the Reporting Person to satisfy this tax liability.
F2	Includes 2,500 shares of Class A Common Stock previously reported but not added to the total. The current total of 269,527 includes these 2,500 shares.