<SEC-DOCUMENT>0000102909-26-000018-index.html : 20260107 <SEC-HEADER>0000102909-26-000018.hdr.sgml : 20260107 <ACCEPTANCE-DATETIME>20260107145930 ACCESSION NUMBER: 0000102909-26-000018 CONFORMED SUBMISSION TYPE: SCHEDULE 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20260107 DATE AS OF CHANGE: 20260107 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Amplitude, Inc. CENTRAL INDEX KEY: 0001866692 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] ORGANIZATION NAME: 06 Technology EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SCHEDULE 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-93357 FILM NUMBER: 26515370 BUSINESS ADDRESS: STREET 1: 201 THIRD STREET, SUITE 200 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 BUSINESS PHONE: (415) 231-2353 MAIL ADDRESS: STREET 1: 201 THIRD STREET, SUITE 200 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD GROUP INC CENTRAL INDEX KEY: 0000102909 ORGANIZATION NAME: EIN: 231945930 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SCHEDULE 13G/A BUSINESS ADDRESS: STREET 1: 100 VANGUARD BLVD CITY: MALVERN STATE: PA ZIP: 19355 BUSINESS PHONE: 6106691000 MAIL ADDRESS: STREET 1: PO BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482-2600 </SEC-HEADER> <DOCUMENT> <TYPE>SCHEDULE 13G/A <SEQUENCE>1 <FILENAME>primary_doc.xml <TEXT> Document 1 - file: primary_doc.html
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