Klaviyo Inc.

Last updated September 27, 2026

Organization details

Legal name
Klaviyo Inc.
Ownership
Public
Status
Active
Sector (GICS)
Information Technology
SIC code
7372 — Services-Prepackaged Software
Jurisdiction of incorporation
Delaware
Headquarters city
Boston
Headquarters state / province
Massachusetts
Headquarters country
United States
Fiscal year end
December
Ticker symbol
KVYO
Primary stock exchange
NYSE

Identifiers

SEC CIK
0001835830
Wikidata ID
Q106631196

Board of directors

Chief executives

Gomez Luciano Fernandez · Co-Chief Executive Officer
Dates unknown
Andrew Bialecki · Chief Executive Officer
Since September 2023
100 CEO score

Outstanding · grade A+

Out of 100, from shareholder return, dividends, growth and acquisitions.

Partial: only 20% of the scoring weight is on file.

Revenue growth 20%
100

37.7% a year in revenue

20% of the scoring weight is on file. Figures cover December 2022 – December 2025.

Director election results

Annual meeting of June 9, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

3 of this board's directors also sit on 6 other boards. 3 are in the same sector.

Network of Klaviyo Inc.'s board connections Cardlytics Inc. Cardlytics Inc. Ibotta Inc. Ibotta Inc. MNTN Inc. MNTN Inc. NerdWallet Inc. NerdWallet Inc. Riskified Ltd. Riskified Ltd. Western Digital Corporation Western Digital Corpor... Jennifer Ceran Jennifer Ceran Roxanne Oulman Roxanne Oulman Tony Weisman Tony Weisman Klaviyo Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$300,311
1 purchase by 1 insider
Sold, last 12 months
$189,635,652
87 sales by 9 insiders
Date Insider Transaction Shares Price Value
Nov 6, 2026 Roxanne Oulman Director Open-market sale −13,989 $20.36 $284,816
Nov 5, 2026 Ed Hallen Director, 10% owner Open-market sale −32,663 $21.35 $697,355
Nov 5, 2026 Ed Hallen Director, 10% owner Open-market sale −6,504 $20.71 $134,698
Nov 5, 2026 Ed Hallen Director, 10% owner Open-market sale −45,558 $21.52 $980,408
Nov 5, 2026 Ed Hallen Director, 10% owner Open-market sale −14,057 $21.07 $296,181
Nov 5, 2026 Ed Hallen Director, 10% owner Gift −17,885 — —
Oct 8, 2026 Ed Hallen Director, 10% owner Gift −17,885 — —
Oct 7, 2026 Ed Hallen Director, 10% owner Open-market sale −38,667 $17.40 $672,806
Oct 7, 2026 Ed Hallen Director, 10% owner Open-market sale −58,815 $17.40 $1,023,381
Sep 24, 2026 Ed Hallen Director, 10% owner Open-market sale −500 $17.02 $8,510
Sep 24, 2026 Ed Hallen Director, 10% owner Open-market sale −800 $17.02 $13,616
Sep 15, 2026 Smith Erica Ellen Officer (Chief Financial Officer) Grant or award +821,917 — —
Sep 15, 2026 Smith Erica Ellen Officer (Chief Financial Officer) Grant or award +328,767 — —
Sep 11, 2026 Ledger Susan St. Director Open-market sale −2,328 $15.93 $37,085
Aug 31, 2026 Ed Hallen Director, 10% owner Open-market sale −39,167 $20.47 $801,748

Organizations in the same sector, closest in location and size first.

Questions about Klaviyo Inc.

Who is the CEO of Klaviyo Inc.?

Andrew Bialecki has been Klaviyo Inc.'s Chief Executive Officer since September 2023.

How many directors are on Klaviyo Inc.'s board?

Klaviyo Inc.'s board has 9 directors: Andrew Bialecki, Ed Hallen, Gomez Luciano Fernandez, Jennifer Ceran, Ledger Susan St., Michael Medici, Ping Li, Roxanne Oulman and Tony Weisman.

Are Klaviyo Inc. insiders buying or selling shares?

Over the last 12 months, Klaviyo Inc. insiders bought $300,311 of shares in 1 purchase and sold $189.6 million of shares in 87 sales on the open market, as reported to the SEC on Forms 4 and 5.

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