Sec Form 4 Filing - GENERAL ATLANTIC, L.P. @ Squarespace, Inc. - 2023-06-08

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 GENERAL ATLANTIC, L.P. 2. Issuer Name and Ticker or Trading Symbol Squarespace, Inc. [ SQSP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O GENERAL ATLANTIC SERVICE CO.,L.P., 55 EAST 52ND STREET, 33RD FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 06/08/2023 (Street) NEW YORK, NY10055 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 22,377,824 I See footnote ( 1 ) ( 2 ) ( 3 ) ( 4 ) ( 6 )

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 Restricted Stock Units $ 0 06/06/2023 A 8,639 ( 5 ) ( 5 ) Class A Common Stock 8,639 $ 0 8,639 I See footnote ( 5 ) ( 6 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other GENERAL ATLANTIC, L.P. C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GENERAL ATLANTIC GENPAR, L.P. C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X General Atlantic Partners 93, L.P. C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X General Atlantic Partners 100, L.P. C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GAP COINVESTMENTS III, LLC C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GAP COINVESTMENTS IV, LLC C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GAP Coinvestments V, LLC C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GAP Coinvestments CDA, L.P. C/O GENERAL ATLANTIC SERVICE CO.,L.P. 55 EAST 52ND STREET, 33RD FLOOR NEW YORK, NY10055 X X GAPCO GMBH & CO KG C/O GENERAL ATLANTIC GMBH LUITPOLDBLOCK AMIRAPLATZ 3 MUNCHEN, 2M80333 X X GAPCO MANAGEMENT GMBH C/O GENERAL ATLANTIC GMBH LUITPOLDBLOCK AMIRAPLATZ 3 MUNCHEN, 2M80333 X X Signatures /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date /s/ Michael Gosk 06/08/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects 11,746,631 shares of Class A common stock held directly by General Atlantic (SQRS II), LP, a Delaware limited partnership ("GA SQRS II"), 10,614,442 shares of Class A common stock held directly by General Atlantic (SQRS), LP, a Delaware limited partnership ("GA SQRS") and 16,751 shares of Class A common stock that were obtained upon the settlement of RSUs granted to Anton J. Levy, who is an employee of General Atlantic Service Company, L.P. ("GASC") and director of the Issuer and holds the securities solely for the benefit of GASC, which is controlled by the management committee of GASC MGP, LLC (the "Management Committee"). ( 2 )The limited partners that share beneficial ownership of the securities held by GA SQRS II are General Atlantic Partners 100, L.P., a Delaware limited partnership ("GAP 100"), GAP Coinvestments CDA, L.P., a Delaware limited partnership ("GAPCO CDA"), GAP Coinvestments III, LLC, a Delaware limited liability company ("GAPCO III"), GAP Coinvestments IV, LLC, a Delaware limited liability company ("GAPCO IV"), and GAP Coinvestments V, LLC, a Delaware limited liability company ("GAPCO V"). ( 3 )The limited partners that share beneficial ownership of the securities held by GA SQRS are General Atlantic Partners 93, L.P., a Delaware limited partnership ("GAP 93"), GAPCO CDA, GAPCO III, GAPCO IV, GAPCO V, and GAPCO GmbH & Co. KG, a German partnership ("GAPCO KG"). ( 4 )The general partner of each of GA SQRS and GA SQRS II is General Atlantic (SPV) GP, LLC, a Delaware limited liability company ("GA SPV"). The general partner of GAP 93 and GAP 100 is General Atlantic GenPar, L.P., a Delaware limited partnership ("GA GenPar"). General Atlantic, L.P. a Delaware limited liability company ("GA LP"), which is controlled by the Management Committee, is the general partner of GA GenPar and GAPCO CDA, the managing member of GAPCO III, GAPCO IV and GAPCO V, and the sole member of GA SPV. GAPCO Management GmbH, a German company ("GAPCO Management"), is the general partner of GAPCO KG. The Management Committee controls the investment and voting decisions of GAPCO Management. ( 5 )RSUs granted to Mr. Levy on June 6, 2023. The RSUs will vest on June 6, 2024, subject to continued service through the applicable vesting date. The securities are held solely for the benefit of GASC, which is controlled by the Management Committee. ( 6 )There are nine members of the Management Committee. Each of the members of the Management Committee disclaims ownership of the shares except to the extent that he has a pecuniary interest therein.

Remarks: GA SQRS, GA SQRS II, GAP 93, GAP 100, GAP III, GAPCO IV, GAPCO V, GAPCO CDA, GAPCO KG, GA SPV, GA GenPar, GAPCO Management and GA LLC may be deemed to be members of a "group" for the purposes of the Securities Exchange Act of 1934. Each reporting person disclaims beneficial ownership of any securities deemed to be owned by the group that are not directly owned by the reporting person. This report shall not be deemed an admission that the reporting persons are a member of a group or the beneficial owner of any securities not directly owned by the reporting person. Each of the reporting persons is a director-by-deputization solely for purposes of Section 16 of the Exchange Act. // Form 1 of 2

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