0001470831-26-000542.txt : 20260611 0001470831-26-000542.hdr.sgml : 20260611 20260611200422 ACCESSION NUMBER: 0001470831-26-000542 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260609 FILED AS OF DATE: 20260611 DATE AS OF CHANGE: 20260611 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Oulman Roxanne CENTRAL INDEX KEY: 0001523073 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41806 FILM NUMBER: 261084644 MAIL ADDRESS: STREET 1: C/O WESTERN DIGITAL CORPORATION STREET 2: 5601 GREAT OAKS PARKWAY CITY: SAN JOSE STATE: CA ZIP: 95119 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Klaviyo, Inc. CENTRAL INDEX KEY: 0001835830 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] ORGANIZATION NAME: 06 Technology EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 125 SUMMER STREET, FLOOR 6 CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 800-338-1744 MAIL ADDRESS: STREET 1: 125 SUMMER STREET, FLOOR 6 CITY: BOSTON STATE: MA ZIP: 02110 4 1 wk-form4_1781222659.xml FORM 4