Transaction · 0001470831-26-000839

Whalen Amanda

Whalen Amanda, CFO, reported a transaction classified as withholding at Klaviyo, Inc. involving 28950.000000 shares for an estimated $535285.50. Reported holdings after the transaction were 795242.000000 shares. The stored filing text includes a detected 10b5-1 reference.

withholdingSEC transaction code FCFO
KVYOKlaviyo, Inc.
Filing timeAug 19
Trade dateAug 15, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$18.20
Pre-filing
1mo ago -2.1%1w ago -8.7%1d ago +1.5%
Returns since
7d -2.3%30d +13.4%90d +13.4%180d +13.4%1y +13.4%

KVYO price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
KVYO since 2026-08-19Filed 15 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001470831-26-000839
Series A Common Stock
Transaction date
Aug 15, 2026
Filed Aug 19, 2026, 12:02 AM · 4d delay
Shares
28.9k sh
$1.84k per share
Estimated value
-$53.5M
Computed from shares × price
Holdings after
795k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership 10b5-1 Detected
-26score
Filing-only score

-26

Compact filing score computed from stored Form 4 facts. Version v1.

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Financial Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025.

  2. F2

    The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $18.25 to $18.82 per share. The Reporting Person undertakes to provide…

  3. F3

    Represents shares of the Issuer's Series A Common Stock, par value $0.001 per share ("Series A Common Stock") withheld by the Issuer to satisfy tax withholding obligations in connection with the vesti…

  4. F4

    Consists of (i) 89,917 shares of Series A Common Stock; (ii) 478,053 unvested RSUs awarded under the Issuer's 2023 Stock Option and Incentive Plan (the "Plan"), each representing the contingent right…

Original filing · 0001470831-26-000839
Related transactions

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Same reporting owner
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KVYO