HALLEN ED

PrivateCIK: 1991125
Location

BOSTON, MA

Senior insider sale

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

$5.46M

180.61K shares

What this filing means

HALLEN ED plans to sell 180.61K shares of KLAVIYO, INC. valued at approximately $5.46M. 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.

InsiderHALLEN EDCIK 1991125
IssuerKLAVIYO, INC.CIK 1835830
DirectorOfficer10% Owner· Chief Product Officer
Since Sep 2023
180.61K
Shares to sell
$5.46M
Approx. market value
117.55K
Acquired (3 months)
1
Planned
6 completed
Securities Acquired — Last 3 Months1
Sort

Founder Shares

Compensation

9/25/2012
117.55K
Total acquired117.55K
Planned & Completed Dispositions7
Sort

Completed

Completed

Units to sell

600.00

Market value

$18.1K

12/15/2025
Completed

Units to sell

157.00

Market value

$4.7K

12/15/2025
Completed

Units to sell

2.27K

Market value

$68.0K

11/11/2025
Completed

Units to sell

545.00

Market value

$16.4K

11/11/2025
Completed

Units to sell

8.57K

Market value

$257.6K

11/10/2025
Completed

Units to sell

50.92K

Market value

$1.53M

11/10/2025

Planned — Approximate Date

NYSEPlanned

Units to sell

117.55K

Market value

$3.57M

12/17/2025
Total

Units

180.61K

Value

$5.46M

HALLEN ED — Planned Insider Sale (Form 144) | Finecho