Schedule 13D ownership disclosure

Klaviyo Inc

Series A Common Stock · CUSIP: 49845K101

Event date: 2025-08-29

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • Shopify Strategic Holdings 3 LLCReported CIK 0001993562

    Shares: 32,027,518.00 · Class: 18.85%

  • Shopify Inc.Reported CIK 0001594805

    Shares: 32,027,518.00 · Class: 18.85%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0001193125-25-283266
Form type
SCHEDULE 13D/A
Filer
Klaviyo, Inc.
CIK
CIK 1835830
Filed
Nov 14, 2025
Reporting period
Aug 29, 2025
Description
Schedule 13D beneficial ownership

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