Sec Form 4 Filing - MAYFIELD XIV, A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP @ HashiCorp, Inc. - 2023-05-25

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person MAYFIELD XIV, A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP 2. Issuer Name and Ticker or Trading Symbol HashiCorp, Inc. [ HCP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 2484 SAND HILL ROAD 3. Date of Earliest Transaction (MM/DD/YY) 05/25/2023 (Street) MENLO PARK, CA94025 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 05/25/2023 C 136,475 A 136,475 I Mayfield XIV, a Cayman Islands Exempted Limited Partnership ( 2 ) Class A Common Stock 05/25/2023 C 136,474 A 136,474 I Mayfield Select, a Cayman Islands Exempted Limited Partnership ( 3 ) Class A Common Stock 05/25/2023 S 74,937 D $ 32.712 ( 5 ) 61,538 I Mayfield XIV, a Cayman Islands Exempted Limited Partnership ( 2 ) Class A Common Stock 05/25/2023 S 61,538 D $ 33.3136 ( 6 ) 0 I Mayfield XIV, a Cayman Islands Exempted Limited Partnership ( 2 ) Class A Common Stock 05/25/2023 S 74,936 D $ 32.712 ( 5 ) 61,538 I Mayfield Select, a Cayman Islands Exempted Limited Partnership ( 3 ) Class A Common Stock 05/25/2023 S 61,538 D $ 33.3136 ( 6 ) 0 I Mayfield Select, a Cayman Islands Exempted Limited Partnership ( 3 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Class B Common Stock ( 1 ) 05/25/2023 C 136,475 ( 1 ) ( 1 ) Class A Common Stock 136,475 $ 0 14,516,976 I Mayfield XIV, a Cayman Islands Exempted Limited Partnership ( 2 ) Class B Common Stock ( 1 ) 05/25/2023 C 136,474 ( 1 ) ( 1 ) Class A Common Stock 136,474 $ 0 1,710,508 I Mayfield Select, a Cayman Islands Exempted Limited Partnership ( 3 ) Class B Common Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 345,778 345,778 I MF Leaders H-E, L.P. ( 4 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MAYFIELD XIV, A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP 2484 SAND HILL ROAD MENLO PARK, CA94025 X Mayfield XIV Management (EGP), L.P. 2484 SAND HILL ROAD MENLO PARK, CA94025 X Mayfield XIV Management (UGP), Ltd. 2484 SAND HILL ROAD MENLO PARK, CA94025 X MAYFIELD SELECT, A CAYMAN ISLANDS EXEMPTED LIMITED PARTNERSHIP 2484 SAND HILL ROAD MENLO PARK, CA94025 X Mayfield Select Management (EGP), L.P. 2484 SAND HILL ROAD MENLO PARK, CA94025 X Mayfield Select Management (UGP), Ltd. 2484 SAND HILL ROAD MENLO PARK, CA94025 X MF Leaders H-E, L.P. 2484 SAND HILL ROAD MENLO PARK, CA94025 X MF Leaders Management, L.L.C. 2484 SAND HILL ROAD MENLO PARK, CA94025 X Signatures MAYFIELD XIV, a Cayman Islands Exempted Limited Partnership, By: MAYFIELD XIV MANAGEMENT (EGP), L.P., its General Partner, By: MAYFIELD XIV MANAGEMENT (UGP), LTD., its General Partner, By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MAYFIELD XIV MANAGEMENT (EGP), L.P., By: MAYFIELD XIV MANAGEMENT (UGP), LTD., its General Partner, By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MAYFIELD XIV MANAGEMENT (UGP), LTD., By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MAYFIELD SELECT, a Cayman Islands Exempted Limited Partnership, By: MAYFIELD SELECT MANAGEMENT (EGP), L.P., its General Partner, By: MAYFIELD SELECT MANAGEMENT (UGP), LTD., its General Partner, By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MAYFIELD SEL ECT MANAGEMENT (EGP), L.P., By: MAYFIELD SELECT MANAGEMENT (UGP), LTD., its General Partner, By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MAYFIELD SELECT MANAGEMENT (UGP), LTD., By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MF LEADERS H-E, L.P., a Delaware limited partnership, By: MF Leaders Management, L.L.C., its General Partner, By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date MF Leaders Management, L.L.C., By: /s/ Paul Kohli, Authorized Signatory 05/30/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. ( 2 )Mayfield XIV Management (UGP), Ltd., a Cayman Islands Exempted Company (MF XIV UGP), is the general partner of Mayfield XIV Management (EGP), L.P., a Cayman Islands Exempted Limited Partnership (MF XIV EGP), which is the general partner of Mayfield XIV, a Cayman Islands Exempted Limited Partnership (MF XIV). Rajeev Batra, Navin Chaddha, and Urshit Parikh, the directors of MF XIV UGP, may be deemed to share beneficial ownership of the shares owned by MF XIV, but each of the individuals disclaims such beneficial ownership. ( 3 )Mayfield Select Management (UGP), Ltd., a Cayman Islands Exempted Company (MF Select UGP), is the general partner of Mayfield Select Management (EGP), L.P., a Cayman Islands Exempted Limited Partnership (MF Select EGP), which is the general partner of Mayfield Select, a Cayman Islands Exempted Limited Partnership (MF Select). Messrs. Batra, Chaddha, and Parikh, the directors of MF Select UGP, may be deemed to share beneficial ownership of the shares owned by MF Select, but each of the individuals disclaims such beneficial ownership. ( 4 )MF Leaders Management, L.L.C. (MF Leaders GP) is the general partner of MF Leaders H-E, L.P. (MF Leaders). Mr. Chaddha, the sole member of MF Leaders GP, may be deemed to share beneficial ownership of the shares owned by MF Leaders, but disclaims such beneficial ownership. ( 5 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.50 to $32.995. The reporting person undertakes to provide 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. ( 6 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.04 to $33.80. The reporting person undertakes to provide 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.

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).

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