Morgan Stanley - Sep 30, 2025 SCHEDULE 13G Report for Klaviyo, Inc. Series A Common Stock (KVYO)

Filing Manager: MORGAN STANLEY
Reporting Manager: Morgan Stanley
Security: Klaviyo, Inc. Series A Common Stock
Symbol: KVYO
Shares outstanding: 123M shares
Disclosed Ownership: 10.3M shares
Ownership: 8.4%
Form type: SCHEDULE 13G
Date filed: 11/7/2025, 12:04 PM
Date of event: Sep 30, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Morgan Stanley	8.4%	10.3M	0	6.79M	Chris O'Hara	Authorized Signatory, Morgan Stanley