WHALEN AMANDA

PrivateCIK: 1991131
Location

BOSTON, MA

Senior insider sale

Chief Financial Officer at KLAVIYO, INC. — senior position signals high conviction

$2.48M

86K shares

What this filing means

WHALEN AMANDA plans to sell 86K shares of KLAVIYO, INC. valued at approximately $2.48M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderWHALEN AMANDACIK 1991131
IssuerKLAVIYO, INC.CIK 1835830
Officer· Chief Financial Officer
Since Feb 2026
86K
Shares to sell
$2.48M
Approx. market value
56K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Units

N/A

11/15/2025
56K
Total acquired56K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

15K

Market value

$428.9K

11/14/2025
Completed

Units to sell

15K

Market value

$375.4K

10/10/2025

Planned — Approximate Date

NYSEPlanned

Units to sell

56K

Market value

$1.68M

12/18/2025
Total

Units

86K

Value

$2.48M

WHALEN AMANDA — Planned Insider Sale (Form 144) | Finecho