SUMMIT PARTNERS L P

SEC Form 4 insider trading activity

SUMMIT PARTNERS L P has filed 3 SEC Form 4 filings (6 transaction rows) across 2 companies, including KVYO, SBDS, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Aug 13, 2026.

On the most recent filing, SUMMIT PARTNERS L P is listed as 10% Owner at Klaviyo, Inc. Inside the rolling window, SUMMIT PARTNERS L P reported no open-market purchases and 2 open-market sales totaling $216.0M in KVYO. The largest disclosed transaction in the window is a sale of 4,000,000 KVYO shares on Sep 8, 2025, worth $127.5M.

Companies traded

Other insiders at KVYO

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$216.0M

reported sales (SEC code S)

Companies

2

in the rolling window

Source
KVYOSale$88.5MAug 13SEC ↗
KVYOSale$127.5MSep 10SEC ↗

Frequently asked questions

How many SEC Form 4 filings has SUMMIT PARTNERS L P made?

SUMMIT PARTNERS L P has filed 3 SEC Form 4 filings (6 transaction rows) across 2 companies, including KVYO, SBDS since 2025.

Which companies does SUMMIT PARTNERS L P trade?

SUMMIT PARTNERS L P has filed SEC Form 4 disclosures for 2 companies, including KVYO, SBDS.

When was SUMMIT PARTNERS L P's most recent SEC Form 4 filing?

SUMMIT PARTNERS L P's most recent SEC Form 4 filing on Tracefour is dated Aug 13, 2026.

What is SUMMIT PARTNERS L P's total buy and sell value in the current window?

Inside the rolling retention window, SUMMIT PARTNERS L P bought $0 and sold $216.0M based on SEC Form 4 filings.

What was SUMMIT PARTNERS L P's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 4,000,000 KVYO shares on 2025-09-08, worth $127.5M, per SEC Form 4 filings.