Willett Robert

SEC Form 4 insider trading activity

Willett Robert has filed 6 SEC Form 4 filings (12 transaction rows) across 3 companies, including CLH, ALGM, CGNX, with disclosures dating back to 2025. 6 of those filings fall inside the rolling window. Most recent filing: May 22, 2026.

On the most recent filing, Willett Robert is listed as Director at COGNEX CORP. Inside the rolling window, Willett Robert reported no open-market purchases and 3 open-market sales totaling $10.8M in CGNX. The largest disclosed transaction in the window is a sale of 177,052 CGNX shares on Feb 12, 2026, worth $10.3M.

Companies traded

Other insiders at CLH

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$10.8M

reported sales (SEC code S)

Companies

3

in the rolling window

Source
CGNXSale$128KFeb 17SEC ↗
CGNXSale$10.3MFeb 13SEC ↗
CGNXSale$332KOct 22SEC ↗

Frequently asked questions

How many SEC Form 4 filings has Willett Robert made?

Willett Robert has filed 6 SEC Form 4 filings (12 transaction rows) across 3 companies, including CLH, ALGM, CGNX since 2025.

Which companies does Willett Robert trade?

Willett Robert has filed SEC Form 4 disclosures for 3 companies, including CLH, ALGM, CGNX.

When was Willett Robert's most recent SEC Form 4 filing?

Willett Robert's most recent SEC Form 4 filing on Tracefour is dated May 22, 2026.

What is Willett Robert's total buy and sell value in the current window?

Inside the rolling retention window, Willett Robert bought $0 and sold $10.8M based on SEC Form 4 filings.

What was Willett Robert's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 177,052 CGNX shares on 2026-02-12, worth $10.3M, per SEC Form 4 filings.