Oulman Roxanne 4

What Happened
Roxanne Oulman, a director of Klaviyo (KVYO), completed a conversion of 16,775 shares of the issuer's Series B Common Stock into 16,775 shares of Series A Common Stock on July 22, 2026. The filing records the acquisition of 16,775 Series A shares and the corresponding disposition of 16,775 Series B derivative shares at $0.00 — this was a conversion of share class, not a cash purchase or sale.

Key Details

• Transaction date: 2026-07-22; Form 4 filed: 2026-07-24 (timely within Section 16 reporting window).
• Transaction: Conversion of 16,775 Series B Common Stock into 16,775 Series A Common Stock. Disposition price reported as $0.00 (derivative conversion).
• Shares held after transaction (as reported): consists of 22,521 shares of Series A Common Stock and 14,822 unvested restricted stock units (each RSU represents the right to one share upon vesting) (see F3).
• Footnote F1: Series B shares convert 1:1 into Series A and have no expiration.
• Footnote F2: Some shares are held by the "Roxanne Oulman 2025 GRAT" for which the reporting person is trustee and disclaims beneficial ownership except to the extent of any pecuniary interest.

Context
A conversion of Series B into Series A is an administrative reclassification of share class and does not represent a market purchase or sale; no cash was received or paid. Such conversions typically do not indicate a change in insider sentiment on their own.