Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001470831-25-000140
Filing Date
2025-08-19
Accepted
2025-08-19 20:47:43
Documents
1
Period of Report
2025-08-15

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1755650858.html 4  
1 FORM 4 wk-form4_1755650858.xml 4 13713
  Complete submission text file 0001470831-25-000140.txt   15117
Mailing Address 1601 TRAPELO ROAD SUITE 116 WALTHAM MA 02451
Business Address
Rowland Stephen Eric (Reporting) CIK: 0001639368 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41806 | Film No.: 251233605

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)