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Who

Ed Hallen

Director and 10% owner

Company insider

Files Form 4 as: Director and 10% owner, Klaviyo, Inc. Series A.

Every Form 4 they filed

In numbers

Trades disclosed
30
Buys
0
Sells
8
Bought
$0
Sold
$14.1M
Companies
1
Companies where not an officer
1
First trade
11 Sep 2025
Last trade
8 Oct 2026
Last filed
9 Oct 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
KVYO Klaviyo, Inc. Series ADirector, 10% owner · Software · last 8 Oct 20260 buys · 8 sells

Activity over time

1 Sep 2025 – 1 Oct 2026
20Sep 25Dec 25Apr 26Jul 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
8 Oct 2026filed 9 Oct 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Code G—17,885 at $0.00filing
7 Oct 2026filed 9 Oct 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$673K38,667 at $17.40filing
7 Oct 2026filed 9 Oct 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$1.0M58,815 at $17.40filing
24 Sep 2026filed 25 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$8,510500 at $17.02filing
24 Sep 2026filed 25 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$14K800 at $17.02filing
24 Sep 2026filed 25 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$8,510500 at $17.02filing
24 Sep 2026filed 25 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$14K800 at $17.02filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$802K39,167 at $20.47filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$1.2M59,615 at $20.49filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Code G—17,885 at $0.00filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$802K39,167 at $20.47filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$1.2M59,615 at $20.49filing
31 Aug 2026filed 1 Sep 2026KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Code G—17,885 at $0.00filing
17 Dec 2025filed 19 Dec 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$1.1M34,878 at $30.35filing
17 Dec 2025filed 19 Dec 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$2.5M82,672 at $30.37filing
15 Dec 2025filed 17 Dec 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$4,730157 at $30.13filing
15 Dec 2025filed 17 Dec 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$18K600 at $30.15filing
11 Nov 2025filed 12 Nov 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$16K545 at $30.00filing
11 Nov 2025filed 12 Nov 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$68K2,266 at $30.00filing
10 Nov 2025filed 12 Nov 2025KVYO Klaviyo, Inc. Series ASoftwareSEC FORM 4 Sold$258K8,572 at $30.05filing

News

Synchronoss Technologies (NASDAQ:SNCR) and Klaviyo (NYSE:KVYO) Head-To-Head AnalysisKVYO · themarketsdaily.com · 21 Oct 2026

0 headlines in the last 90 days name Ed Hallen; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Technology8

Buys in green, sells in red, by the company’s sector.

Related people

Erica Ellen SmithChief Financial Officer · Chief Financial Officer at Klaviyo, filing Form 4 there in the last year
Susan St. LedgerDirector · Director at Klaviyo, filing Form 4 there in the last year
Landon EdmondChief Legal Officer · Chief Legal Officer at Klaviyo, filing Form 4 there in the last year
Shopify Strategic Holdings 3 LLC10% owner · 10% owner at Klaviyo, filing Form 4 there in the last year
Gomez Luciano FernandezCo-Chief Executive Officer · Co-Chief Executive Officer at Klaviyo, filing Form 4 there in the last year
Amanda WhalenChief Financial Officer · Also traded KVYO in the last 90 days
SUMMIT PARTNERS L P10% owner · Also traded KVYO in the last 90 days