FERGUSON Lewis H

SEC Form 4 insider trading activity

FERGUSON Lewis H has filed 7 SEC Form 4 filings (7 transaction rows) across 1 company, with disclosures dating back to 2025. 7 of those filings fall inside the rolling window. Most recent filing: Jun 30, 2026.

On the most recent filing, FERGUSON Lewis H is listed as Director at COGENT COMMUNICATIONS HOLDINGS, INC. Inside the rolling window, FERGUSON Lewis H reported no open-market purchases and 3 open-market sales totaling $189K in CCOI. The largest disclosed transaction in the window is a sale of 4,000 CCOI shares on Dec 2, 2025, worth $81K.

Companies traded

Other insiders at CCOI

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$189K

reported sales (SEC code S)

Companies

1

in the rolling window

Source
CCOISale$57KMay 28SEC ↗
CCOISale$51KMar 5SEC ↗
CCOISale$81KDec 2SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has FERGUSON Lewis H made?

FERGUSON Lewis H has filed 7 SEC Form 4 filings (7 transaction rows) across 1 company since 2025.

Which companies does FERGUSON Lewis H trade?

FERGUSON Lewis H has filed SEC Form 4 disclosures for 1 company, including CCOI.

When was FERGUSON Lewis H's most recent SEC Form 4 filing?

FERGUSON Lewis H's most recent SEC Form 4 filing on Tracefour is dated Jun 30, 2026.

What is FERGUSON Lewis H's total buy and sell value in the current window?

Inside the rolling retention window, FERGUSON Lewis H bought $0 and sold $189K based on SEC Form 4 filings.

What was FERGUSON Lewis H's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 4,000 CCOI shares on 2025-12-02, worth $81K, per SEC Form 4 filings.