StockCIK 1835830

Klaviyo, Inc. (KVYO): Insider Trades and Fund Holdings

In the past 12 months, Klaviyo, Inc. insiders reported 0 open-market purchases worth $0 and 8 sales worth $93.8M; 7 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$93.8MSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 9, 2026.

Recent KVYO insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 9	Oct 7	Ed HallenDirector	Director (ind.)	▼ SELL10b5-1	97,482	17.40	$1.70M	−20%	Form 4 ↗
Sep 25	Sep 24	Ed HallenDirector	Director (ind.)	▼ SELL10b5-1	1,300	17.02	$22K	−0.3%	Form 4 ↗
Sep 14	Sep 11	Ledger Susan St.Director	Director	▼ SELL10b5-1	2,328	15.93	$37K	−9.0%	Form 4 ↗
Sep 1	Aug 31	Ed HallenDirector	Director (ind.)	▼ SELL10b5-1	98,782	20.48	$2.02M	−18%	Form 4 ↗
Sep 1	Aug 28	Landon EdmondGeneral Counsel	General Counsel	▼ SELL10b5-1	53,473	20.01	$1.07M	−9.9%	Form 4 ↗
Sep 1	Aug 31	Landon EdmondGeneral Counsel	General Counsel	▼ SELL10b5-1	8,103	20.44	$166K	−1.7%	Form 4 ↗
Aug 18	Aug 14	Amanda WhalenCFO	CFO	▼ SELL10b5-1	14,000	18.47	$259K	−1.7%	Form 4 ↗
Aug 13	Aug 11	Summit Partners L P10% owner	10% owner (ind.)	▼ SELL	5,000,000	17.71	$88.5M	All sold	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Bought	Sells	Sold	Latest
Ed Hallen	Director	$0	3	$3.74M	Oct 9, 2026
Ledger Susan St.	Director	$0	1	$37K	Sep 14, 2026
Landon Edmond	General Counsel	$0	2	$1.24M	Sep 1, 2026
Amanda Whalen	CFO	$0	1	$259K	Aug 18, 2026
Summit Partners L P	10% owner	$0	1	$88.5M	Aug 13, 2026

Tracked funds that report KVYO

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	1,560,244	$23.6M	0.03%	▼ −4.9%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →