Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001835830-25-000030
Filing Date
2025-03-18
Accepted
2025-03-18 18:52:03
Documents
1
Period of Report
2025-03-17

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1742338314.html 4  
1 FORM 4 wk-form4_1742338314.xml 4 4121
  Complete submission text file 0001835830-25-000030.txt   5531
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.: 25750223

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)