Companies / Klaviyo, Inc.

Klaviyo, Inc.

NYSE: KVYOCIK 1835830BOSTON, MAklaviyo.com ↗

Financials · FY2025

Revenue$1.23B
Net income$-31.77M
Total debt—
Cash$832.64M
Diluted EPS$-0.11
Shares outstanding284.7M

Ownership

284.7M shares outstanding · as of Jul 31, 2026
0.47%Insiders
Ownership
55.4%Class B
Share classes
Class B55.42%
Class A44.58%
Insiders0.47%1,341,597
Institutions58.59%166,807,502
Public float40.94%116,578,338

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 8

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Insider% of sharesShares
Fernandez Gomez LucianoCEOFormerCo-Chief Executive Officer · Director
0.82%2,347,583
Galvin CarmelChief People Officer
0.22%616,810
Whalen AmandaChief Financial Officer
0.14%412,425
Edmond LandonChief Legal Officer
0.11%312,362
Ceran JenniferFormerDirector
0.01%30,691
Bialecki AndrewCEOCo-Chief Executive Officer · Director · 10% owner
0.00%0
Shopify Inc.10% owner
——
Shopify Strategic Holdings 3 LLC10% owner
——

Institutional holders 274

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HolderValue% of shares
Summit Partners L P$612.15M6.62%
Morgan Stanley$472.34M5.11%
Vanguard Group Inc$466.32M5.04%
Capital International Investors$415.25M4.49%
Fmr LLC$271.83M2.94%
Whale Rock Capital Management LLC$132.82M2.40%
Sands Capital Alternatives, LLC$118.51M1.28%
JPMORGAN CHASE & CO$115.75M1.25%
BlackRock, Inc.$114.94M2.67%
AllianceBernstein L.P.$98.98M1.07%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Mar 10, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$4.11M-206K
-99.66%
700
<0.01% of shares
medium
Jan 20, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$4.04M-167K
-99.53%
796
<0.01% of shares
medium
Jan 6, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$3.91M-135K
-98.27%
2,382
<0.01% of shares
medium
Jan 27, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$3.82M-151K
-97.08%
4,530
<0.01% of shares
medium
Mar 24, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$3.63M-200K
-100.00%
0
0.00% of shares
medium
Mar 3, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$2.90M-154K
-77.01%
45,978
0.02% of shares
medium
Feb 24, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$2.70M-160K
-80.18%
39,644
0.01% of shares
medium
Jan 13, 2026Bialecki Andrew
CEO
SellSeries A Common Stock$2.47M-90K
-100.00%
0
0.00% of shares
medium

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
Vanguard Group IncPassive13G/A—0—
Capital International InvestorsPassive13G———
Morgan StanleyPassive13G/A———
Bialecki AndrewPassive13G/A———
Morgan StanleyPassive13G/A———

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
KVYO——49845K101—