Andrew Bialecki Klaviyo, Inc. (KVYO) insider trading activity

Shares Held (Direct Ownership) 0

0% 3M change

n/a 12M change

Total Value Held N/A

Andrew Bialecki Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 22 2025	SELL Open market or private sale	$3,250,000 $32.5 p/Share	100,000 Reduced 100.0%	0 Series A Common Stock
Dec 22 2025	BUY Conversion of derivative security	-	100,000 Added 50.0%	100,000 Series A Common Stock
Dec 17 2025	SELL Open market or private sale	$3,040,000 $30.4 p/Share	100,000 Reduced 100.0%	0 Series A Common Stock
Dec 17 2025	BUY Conversion of derivative security	-	100,000 Added 50.0%	100,000 Series A Common Stock
Dec 16 2025	SELL Open market or private sale	$4,026,337 $29.04 p/Share	138,648 Reduced 100.0%	0 Series A Common Stock
Dec 16 2025	BUY Conversion of derivative security	-	138,648 Added 50.0%	138,648 Series A Common Stock
Dec 11 2025	SELL Open market or private sale	$533,310 $30.0 p/Share	17,777 Reduced 100.0%	0 Series A Common Stock

Dec 11 2025	SELL Bona fide gift	-	3,419,000 Reduced 100.0%	0 Series A Common Stock
Dec 11 2025	BUY Conversion of derivative security	-	3,436,777 Added 50.13%	3,419,000 Series A Common Stock
Dec 10 2025	SELL Open market or private sale	$2,476,556 $30.12 p/Share	82,223 Reduced 100.0%	0 Series A Common Stock
Dec 10 2025	BUY Conversion of derivative security	-	82,223 Added 50.0%	82,223 Series A Common Stock
Dec 09 2025	SELL Open market or private sale	$3,826,575 $29.13 p/Share	131,362 Reduced 100.0%	0 Series A Common Stock
Dec 09 2025	BUY Conversion of derivative security	-	131,362 Added 50.0%	131,362 Series A Common Stock
Dec 04 2025	SELL Open market or private sale	$28,560 $30.0 p/Share	952 Reduced 100.0%	0 Series A Common Stock
Dec 04 2025	BUY Conversion of derivative security	-	952 Added 50.0%	952 Series A Common Stock
Dec 02 2025	SELL Open market or private sale	$4,065,327 $28.62 p/Share	142,045 Reduced 100.0%	0 Series A Common Stock
Dec 02 2025	BUY Conversion of derivative security	-	142,045 Added 50.0%	142,045 Series A Common Stock
Nov 24 2025	SELL Open market or private sale	$4,017,343 $27.76 p/Share	144,717 Reduced 100.0%	0 Series A Common Stock
Nov 24 2025	BUY Conversion of derivative security	-	144,717 Added 50.0%	144,717 Series A Common Stock
Nov 18 2025	SELL Open market or private sale	$4,001,455 $27.16 p/Share	147,329 Reduced 100.0%	0 Series A Common Stock
Nov 18 2025	BUY Conversion of derivative security	-	147,329 Added 50.0%	147,329 Series A Common Stock
Nov 11 2025	SELL Open market or private sale	$4,177,399 $29.74 p/Share	140,464 Reduced 100.0%	0 Series A Common Stock
Nov 11 2025	BUY Conversion of derivative security	-	140,464 Added 50.0%	140,464 Series A Common Stock
Oct 14 2025	SELL Open market or private sale	$3,980,376 $24.37 p/Share	163,331 Reduced 100.0%	0 Series A Common Stock
Oct 14 2025	BUY Conversion of derivative security	-	163,331 Added 50.0%	163,331 Series A Common Stock

Andrew Bialecki

Chief Executive Officer

Boston, MA

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