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
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 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
Cessna Tina
(Last) (First) (Middle)
201 BALDWIN AVE.
(Street)
SAN MATEO CA 94401
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Backblaze, Inc. [ BLZE ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Senior VP, Engineering
3. Date of Earliest Transaction (Month/Day/Year)
03/25/2024
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
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 03/25/2024 M 16,000 A $2.61 137,083 D
Class A Common Stock 03/25/2024 M 4,000 A $3.73 141,083 D
Class A Common Stock 03/25/2024 S(1) 20,000 D $10.03(2) 121,083 D
Class A Common Stock 03/26/2024 M 20,000 A $3.73 141,083 D
Class A Common Stock 03/26/2024 S(1) 20,000 D $9.95(3) 121,083 D
Class A Common Stock 03/27/2024 M 2,610 A $3.73 123,693 D
Class A Common Stock 03/27/2024 S(1) 2,610 D $10(4) 121,083 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
Stock Option (right to buy) $2.61 03/25/2024 M 16,000 (5) 10/27/2029 Class A Common Stock 16,000 $0 0 D
Stock Option (right to buy) $3.73 03/25/2024 M 4,000 (6) 12/09/2030 Class A Common Stock 4,000 $0 28,760 D
Stock Option (right to buy) $3.73 03/26/2024 M 20,000 (6) 12/09/2030 Class A Common Stock 20,000 $0 8,760 D
Stock Option (right to buy) $3.73 03/27/2024 M 2,610 (6) 12/09/2030 Class A Common Stock 2,610 $0 6,150 D
Explanation of Responses:
1. The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.89 to $10.26, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.
3. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.86 to $10.15, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.
4. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.80 to $10.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.
5. The options are subject to a service-based vesting requirement, which shall be satisfied over a four-year period. 25% of the options vested on June 10, 2020 and 1/48th of the options best monthly thereafter, subject to the Reporting Person's continuous service with the Issuer.
6. The options are subject to a service-based vesting requirement, which shall be satisfied over a four-year period. 25% of the options vested on December 10, 2020 and 1/48th of the options best monthly thereafter, subject to the Reporting Person's continuous service with the Issuer.
Remarks:
/s/ Thomas MacMitchell - Attorney-in-Fact 03/27/2024
** 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.
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