The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) by Perkins Thomas B since 2006.
The trader's CIK number is 1338679.
At the time of the last reporting, Perkins Thomas B was the SVP of Resources of Core-mark Holding Company, Inc.. (stock ticker symbol CORE).
Also see all insider trading activities at Core-mark Holding Company, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2018 | CORE | 0 | $0 | 0 | $0 | 2,491 | $24 |
| 2017 | CORE | 0 | $0 | 12,000 | $410,364 | 0 | $0 |
| 2016 | CORE | 0 | $0 | 18,000 | $1,015,392 | 1,668 | $16 |
| 2015 | CORE | 0 | $0 | 7,500 | $641,451 | 7,750 | $8,389 |
| 2014 | CORE | 0 | $0 | 41,226 | $2,124,129 | 52,020 | $577,933 |
| 2013 | CORE | 0 | $0 | 0 | $0 | 6,791 | $67 |
| 2012 | CORE | 0 | $0 | 2,000 | $84,960 | 7,750 | $69 |
| 2011 | CORE | 0 | $0 | 30,060 | $1,028,602 | 41,937 | $473,713 |
| 2010 | CORE | 0 | $0 | 31,637 | $911,611 | 40,611 | $473,715 |
| 2009 | CORE | 0 | $0 | 2,379 | $64,233 | 3,341 | $2 |
| 2008 | CORE | 0 | $0 | 8,477 | $227,770 | 6,253 | $0 |
| 2007 | CORE | 0 | $0 | 6,567 | $217,890 | 6,567 | $100,224 |
| 2006 | CORE | 0 | $0 | 8,624 | $336,769 | 8,624 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2018-01-23 | CORE | Option Ex | 2,491 | .01 | 24 |
| 2017-06-01 | CORE | Sale | 12,000 | 34.20 | 410,364 |
| 2016-12-16 | CORE | Sale | 12,000 | 42.38 | 508,572 |
| 2016-06-01 | CORE | Sale | 6,000 | 84.47 | 506,820 |
| 2015-12-31 | CORE | Option Ex | 1,668 | .01 | 16 |
| 2015-12-14 | CORE | Sale | 6,000 | 86.35 | 518,099 |
| 2015-11-10 | CORE | Sale | 1,500 | 82.23 | 123,352 |
| 2015-09-30 | CORE | Option Ex | 1,666 | 5.00 | 8,330 |
| 2015-06-30 | CORE | Option Ex | 1,666 | .01 | 16 |
| 2015-03-31 | CORE | Option Ex | 1,668 | .01 | 16 |
| 2014-12-31 | CORE | Option Ex | 2,750 | .01 | 27 |
| 2014-09-30 | CORE | Option Ex | 2,750 | .01 | 27 |
| 2014-08-15 | CORE | Option Ex | 36,790 | 11.25 | 413,887 |
| 2014-08-15 | CORE | Sale | 36,790 | 49.03 | 1,803,850 |
| 2014-06-30 | CORE | Option Ex | 2,750 | .01 | 13 |
| 2014-03-31 | CORE | Option Ex | 856 | .01 | 8 |
| 2014-03-17 | CORE | Option Ex | 4,436 | 36.96 | 163,954 |
| 2014-03-17 | CORE | Sale | 4,436 | 72.20 | 320,279 |
| 2014-01-18 | CORE | Option Ex | 3,333 | .01 | 33 |
| 2013-12-31 | CORE | Option Ex | 1,105 | .01 | 11 |
| 2013-09-30 | CORE | Option Ex | 1,103 | .01 | 11 |
| 2013-06-30 | CORE | Option Ex | 1,105 | .01 | 11 |
| 2013-03-31 | CORE | Option Ex | 1,104 | .01 | 11 |
| 2013-01-18 | CORE | Option Ex | 2,166 | .01 | 21 |
| 2012-12-31 | CORE | Option Ex | 1,313 | .01 | 13 |
| 2012-09-30 | CORE | Option Ex | 1,312 | .01 | 13 |
| 2012-06-30 | CORE | Option Ex | 1,313 | .01 | 13 |
| 2012-05-11 | CORE | Sale | 2,000 | 42.48 | 84,960 |
| 2012-03-31 | CORE | Option Ex | 1,312 | .01 | 6 |
| 2012-01-19 | CORE | Option Ex | 2,250 | .01 | 22 |
| 2011-12-31 | CORE | Option Ex | 1,563 | .01 | 15 |
| 2011-09-30 | CORE | Option Ex | 1,562 | .01 | 15 |
| 2011-08-11 | CORE | Sale | 1,000 | 34.01 | 34,012 |
| 2011-08-10 | CORE | Sale | 3,244 | 35.59 | 115,453 |
| 2011-06-30 | CORE | Option Ex | 1,563 | .01 | 15 |
| 2011-03-31 | CORE | Option Ex | 1,562 | .01 | 15 |
| 2011-03-15 | CORE | Option Ex | 15,277 | 15.50 | 236,793 |
| 2011-03-15 | CORE | Sale | 9,944 | 33.71 | 335,192 |
| 2011-02-01 | CORE | Option Ex | 3,000 | .01 | 30 |
| 2011-02-01 | CORE | Sale | 6,000 | 34.12 | 204,744 |
| 2011-01-18 | CORE | Sale | 9,872 | 34.36 | 339,201 |
| 2011-01-18 | CORE | Option Ex | 15,278 | 15.50 | 236,809 |
| 2011-01-01 | CORE | Option Ex | 2,882 | .01 | 28 |
| 2010-12-31 | CORE | Option Ex | 813 | .01 | 8 |
| 2010-09-30 | CORE | Option Ex | 812 | .01 | 8 |
| 2010-09-15 | CORE | Sale | 10,869 | 28.18 | 306,342 |
| 2010-09-15 | CORE | Option Ex | 15,278 | 15.50 | 236,809 |
| 2010-07-06 | CORE | Sale | 746 | 27.96 | 20,858 |
| 2010-07-06 | CORE | Option Ex | 1,486 | .01 | 14 |
| 2010-06-30 | CORE | Option Ex | 813 | .01 | 8 |
| 2010-06-15 | CORE | Option Ex | 3,801 | 15.50 | 58,915 |
| 2010-06-15 | CORE | Sale | 3,801 | 27.72 | 105,375 |
| 2010-06-15 | CORE | Option Ex | 11,477 | 15.50 | 177,893 |
| 2010-06-15 | CORE | Sale | 7,276 | 27.59 | 200,708 |
| 2010-03-31 | CORE | Option Ex | 812 | .01 | 8 |
| 2010-03-01 | CORE | Sale | 1,625 | 32.07 | 52,107 |
| 2010-03-01 | CORE | Sale | 4,506 | 31.76 | 143,124 |
| 2010-02-01 | CORE | Option Ex | 3,250 | .01 | 32 |
| 2010-02-02 | CORE | Sale | 2,814 | 29.53 | 83,097 |
| 2010-01-08 | CORE | Option Ex | 2,882 | .01 | 28 |
| 2009-11-13 | CORE | Sale | 900 | 27.97 | 25,173 |
| 2009-01-01 | CORE | Option Ex | 2,881 | .00 | 0 |
| 2009-07-02 | CORE | Sale | 1,479 | 26.41 | 39,060 |
| 2009-06-30 | CORE | Option Ex | 230 | .00 | 0 |
| 2009-04-03 | CORE | Option Ex | 230 | .01 | 2 |
| 2008-07-02 | CORE | Sale | 1,476 | 25.34 | 37,406 |
| 2008-07-02 | CORE | Option Ex | 1,476 | .00 | 0 |
| 2008-03-03 | CORE | Sale | 2,224 | 25.97 | 57,766 |
| 2008-02-29 | CORE | Option Ex | 2,332 | .00 | 0 |
| 2008-02-29 | CORE | Sale | 2,332 | 27.03 | 63,031 |
| 2008-01-02 | CORE | Sale | 2,445 | 28.45 | 69,567 |
| 2008-01-02 | CORE | Option Ex | 2,445 | .00 | 0 |
| 2007-05-01 | CORE | Option Ex | 2,900 | 34.56 | 100,224 |
| 2007-05-01 | CORE | Sale | 2,900 | 34.56 | 100,224 |
| 2007-01-03 | CORE | Option Ex | 3,667 | .00 | 0 |
| 2007-01-03 | CORE | Sale | 3,667 | 32.09 | 117,666 |
| 2006-05-24 | CORE | Option Ex | 2,342 | .00 | 0 |
| 2006-05-25 | CORE | Option Ex | 6,282 | .00 | 0 |
| 2006-05-24 | CORE | Sale | 2,342 | 39.53 | 92,588 |
| 2006-05-25 | CORE | Sale | 6,282 | 38.87 | 244,181 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Perkins Thomas B (SVP of Resources of Core-mark Holding Company, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.