MORGAN STANLEY - 28 Feb 2026 SCHEDULE 13G/A 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: 146,054,512 shares
Disclosed Ownership: 5,988,235 shares
Ownership: 4.1%
Form type: SCHEDULE 13G/A
Filing time: 06 Mar 2026, 16:15:00 UTC
Date of event: 28 Feb 2026
Previous filing: 08 Jan 2026
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Morgan Stanley	4.1%	5,988,235	0	717,515	Claire Gordon	Authorized Signatory, Morgan Stanley