| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Executive Chair and CEO | Executive Chair | Chief Executive Officer +2 more
2 companies
James A Brock is Executive Chair and CEO at CNR and has filed Form 4s across 2 companies. James A Brock's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $26.3M at current prices.
Historically, James A Brock's trades have earned a middling insider score of 60/100 across 12 rated trades. Over a 12-month horizon, 36.4% of those trades were profitable, with an average 12-month return of -6.6%.
The biggest single holding is CNR (~$24.3M) as Executive Chair and CEO. The CNR filings lean toward selling, a net 144,110 shares.
James A Brock has 52 Form 4 filings on record from January 2015 to March 2026, across 2 companies: Executive Chair and CEO at Core Natural Resources (CNR), 2017–2026; EVP & Chief Op. Officer - Coal at CNX Resources (CNX), 2015–2017.
The 97 reported transactions were 34 tax withholdings, 26 stock awards, 25 open-market sales and 6 gifts, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 9 sales worth about $12.5M.
The largest open-market sale was 40,760 shares of CNR at an average $101.15 on March 18, 2026, about $4.1M.
3 of the 5 sales since April 2023 were made under a Rule 10b5-1 trading plan; the other 2 were not.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 18, 2026 | CNR Core Natural Resources, Inc. | Executive Chair and CEO | Sell | 40,760 | $101.15 | $4,122,874.00 | -29.0% | -15.5% | - | |
| Jun 28, 2024 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell10b5-1 | 17,398 | $100.85 | $1,754,548.48 | -3.3% | +2.1% | -33.5% | |
| May 23, 2024 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell | 6,300 | $98.21 | $618,705.00 | -1.2% | -0.0% | -26.8% | |
| Dec 20, 2023 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell10b5-1 | 6,669 | $102.55 | $683,936.12 | -1.3% | -16.0% | +9.6% | |
| Dec 19, 2023 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell10b5-1 | 6,669 | $99.27 | $662,028.40 | -1.2% | -19.4% | +8.6% | |
| Dec 1, 2022 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell | 500 | $78.20 | $39,100.00 | -0.1% | -20.3% | +55.1% | |
| Nov 30, 2022 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell | 15,814 | $75.91 | $1,200,382.12 | -3.2% | -29.3% | +37.7% | |
| Aug 17, 2022 | CNR Core Natural Resources, Inc. | Chief Executive Officer | Sell | 50,000 | $67.60 | $3,379,996.91 | -9.3% | -5.4% | +25.5% | |
| Apr 27, 2015 | CNX Cnx Resources Corp | Chief Operating Officer - Coal | Sale+OE | 1,104 | $29.96 | $33,075.84 | -2.4% | - | - |