Lamson Christopher B
Group Vice President
Lamson Christopher B has filed 4 SEC Form 4 filings (4 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Oct 20, 2026.
On the most recent filing, Lamson Christopher B is listed as Group Vice President at Oil-Dri Corp of America. Inside the rolling window, Lamson Christopher B reported no open-market purchases and 1 open-market sale totaling $562K in ODC.
Companies traded
Other insiders at ODC
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$562K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Lamson Christopher B made?
Lamson Christopher B has filed 4 SEC Form 4 filings (4 transaction rows) across 1 company since 2025.
Which companies does Lamson Christopher B trade?
Lamson Christopher B has filed SEC Form 4 disclosures for 1 company, including ODC.
When was Lamson Christopher B's most recent SEC Form 4 filing?
Lamson Christopher B's most recent SEC Form 4 filing on Tracefour is dated Oct 20, 2026.
What is Lamson Christopher B's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Lamson Christopher B is listed as Group Vice President.
What is Lamson Christopher B's total buy and sell value in the current window?
Inside the rolling retention window, Lamson Christopher B bought $0 and sold $562K based on SEC Form 4 filings.
What was Lamson Christopher B's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 7,000 ODC shares on 2026-10-15, worth $562K, per SEC Form 4 filings.