Schedule 13G ownership disclosure

Klaviyo Inc

Series A Common Stock · CUSIP: 49845K101

Event date: 2025-09-30

Filing-level shares
10,321,920
Percent of class
8.4%
  • Morgan Stanley

    Shares: 10,321,920 · Class: 8.4%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0000895421-25-000560
Form type
SCHEDULE 13G
Filer
Klaviyo, Inc.
CIK
CIK 1835830
Filed
Nov 07, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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