WHALEN AMANDA

PrivateCIK: 1991131
Location

BOSTON, MA

WHALEN AMANDA (Chief Financial Officer) sold 3.0% of their position (15K shares) of KLAVIYO, INC. on the open market

Open‑market sale worth $428.9K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderWHALEN AMANDACIK 1991131
IssuerKLAVIYO, INC.CIK 1835830
Officer· Chief Financial Officer
Since Feb 2026
-60.06K
Net shares
Net seller
$1.72M
Total sold
2
Open market trades
0B · 2S
7
Total transactions
44.51K acquired · 104.57K disposed
Non-Derivative Transactions5

Series A Common Stock

Direct
C · Conversion

Shares

+15K

Price / share

Trade value

% of position

3.1%
11/14/2025
481.72K496.72K

Series A Common Stock

Direct
S · Sale

Shares

14.70K

Price / share

$28.61

Trade value

$420.57K

% of position

3.0%
11/14/2025
496.72K482.02K

Series A Common Stock

Direct
S · Sale

Shares

300.00

Price / share

$27.89

Trade value

$8.37K

% of position

0.1%
11/14/2025
482.02K481.72K

Series A Common Stock

Direct
C · Conversion

Shares

+29.51K

Price / share

Trade value

% of position

6.1%
11/15/2025
481.72K511.23K

Series A Common Stock

Direct
F · Tax Withholding

Shares

45.06K

Price / share

$28.61

Trade value

$1.29M

% of position

8.8%
11/15/2025
511.23K466.17K
Total

Net shares

15.54K

Net value

-$1.72M

Derivative Transactions2

Series B Common Stock

Direct
C · Conversion
Converts to

Series A Common Stock

15K shares

Shares

15K

Strike price

Held after

378.48K

Exercisable

11/14/2025

Series B Common Stock

Direct
C · Conversion
Converts to

Series A Common Stock

29.51K shares

Shares

29.51K

Strike price

Held after

348.96K

Exercisable

11/15/2025
WHALEN AMANDA — Insider Transaction (Form 4) Filed Nov 18, 2025 | Finecho