J. Michael Walsh serves as Executive at Core-Mark Holding Company, Inc., where they oversee executive responsibilities. Since joining the company, J. Michael Walsh has executed 452 insider transactions totaling $10.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 24, 2010 involved exercising options for 200 shares valued at $7.1K.
J. Michael Walsh currently holds 66,439 shares of Core-Mark Holding Company, Inc. (CORE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, J. Michael Walsh has been a net seller of CORE stock. They have purchased $160.3K and sold $10.1M worth of shares.
J. Michael Walsh's most recent insider trade was on Nov 24, 2010, when they sold 200 shares at $35.34 per share.
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| 410 |
| $35.33 |
| Discretionary |
| Nov 24, 2010 | CORE | $17.7K | Option Exercise | 500 | $35.32 | Discretionary |
| Nov 24, 2010 | CORE | $20.8K | Option Exercise | 590 | $35.31 | Discretionary |
| Nov 24, 2010 | CORE | $28.2K | Option Exercise | 800 | $35.30 | Discretionary |
| Nov 24, 2010 | CORE | $3.5K | Option Exercise | 100 | $35.29 | Discretionary |
| Nov 24, 2010 | CORE | $71 | Option Exercise | 2 | $35.49 | Discretionary |
| Nov 24, 2010 | CORE | $7.1K | Option Exercise | 200 | $35.26 | Discretionary |
| Nov 24, 2010 | CORE | $96.3K | Option Exercise | 6,215 | $15.50 | Discretionary |
| Nov 24, 2010 | CORE | $3.6K | Option Exercise | 100 | $35.63 | Discretionary |
| Nov 24, 2010 | CORE | $7.1K | Option Exercise | 200 | $35.55 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.14 | Discretionary |
| Nov 23, 2010 | CORE | $21.0K | Sale | 600 | $35.03 | Discretionary |
| Nov 23, 2010 | CORE | $7.0K | Sale | 200 | $35.02 | Discretionary |
| Nov 23, 2010 | CORE | $14.0K | Sale | 400 | $35.02 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.01 | Discretionary |
| Nov 23, 2010 | CORE | $457.0K | Sale | 13,057 | $35.00 | Discretionary |
| Nov 23, 2010 | CORE | $239.6K | Option Exercise | 15,458 | $15.50 | Discretionary |
| Nov 23, 2010 | CORE | $21.0K | Sale | 600 | $35.02 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.12 | Discretionary |
| Nov 23, 2010 | CORE | $35 | Sale | 1 | $35.09 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.06 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.05 | Discretionary |
| Nov 23, 2010 | CORE | $3.5K | Sale | 100 | $35.04 | Discretionary |
| Nov 19, 2010 | CORE | $21.4K | Sale | 611 | $35.05 | Discretionary |
| Nov 19, 2010 | CORE | $10.0K | Sale | 286 | $35.03 | Discretionary |
| Nov 19, 2010 | CORE | $14.0K | Sale | 400 | $35.02 | Discretionary |
| Nov 19, 2010 | CORE | $6.9K | Sale | 196 | $35.01 | Discretionary |
| Nov 19, 2010 | CORE | $17.5K | Sale | 500 | $35.00 | Discretionary |
| Nov 19, 2010 | CORE | $126.7K | Option Exercise | 8,173 | $15.50 | Discretionary |