Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001470831-25-000215
Filing Date
2025-09-17
Accepted
2025-09-17 16:38:16
Documents
1
Period of Report
2025-09-16

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1758141493.html 4  
1 FORM 4 wk-form4_1758141493.xml 4 16514
  Complete submission text file 0001470831-25-000215.txt   17927
Mailing Address 125 SUMMER STREET, FLOOR 6 BOSTON MA 02110
Business Address 125 SUMMER STREET, FLOOR 6 BOSTON MA 02110 800-338-1744
Klaviyo, Inc. (Issuer) CIK: 0001835830 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 7372 Services-Prepackaged Software
(CF Office: 06 Technology)

Mailing Address KLAVIYO, INC. 125 SUMMER STREET, 6TH FLOOR BOSTON MA 02110
Business Address
Bialecki Andrew (Reporting) CIK: 0001991099 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41806 | Film No.: 251320538