Brock James A
Executive Chair and CEO
Brock James A has filed 5 SEC Form 4 filings (9 transaction rows) across 1 company, with disclosures dating back to 2025. 5 of those filings fall inside the rolling window. Most recent filing: Mar 25, 2026.
On the most recent filing, Brock James A is listed as Executive Chair and CEO at Core Natural Resources, Inc. Inside the rolling window, Brock James A reported no open-market purchases and 1 open-market sale totaling $4.1M in CNR.
Companies traded
Other insiders at CNR
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$4.1M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Brock James A made?
Brock James A has filed 5 SEC Form 4 filings (9 transaction rows) across 1 company since 2025.
Which companies does Brock James A trade?
Brock James A has filed SEC Form 4 disclosures for 1 company, including CNR.
When was Brock James A's most recent SEC Form 4 filing?
Brock James A's most recent SEC Form 4 filing on Tracefour is dated Mar 25, 2026.
What is Brock James A's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Brock James A is listed as Executive Chair and CEO.
What is Brock James A's total buy and sell value in the current window?
Inside the rolling retention window, Brock James A bought $0 and sold $4.1M based on SEC Form 4 filings.
What was Brock James A's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 40,760 CNR shares on 2026-03-18, worth $4.1M, per SEC Form 4 filings.