Insider Trading activities of Core-mark Holding Company, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Core-mark Holding Company, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Core-mark Holding Company, Inc. since year 2005. Table 2 shows the detailed insider transactions of Core-mark Holding Company, Inc. since 2005. The reporting company's ticker symbol is CORE. The reporting company's CIK number is 1318084.
The total value of stock buying since 2005 is $430,479.
The total value of stock sales since 2005 is $57,899,808.
The total value of stock option exercises since 2005 is $13,566,635.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Core-mark Holding Company, Inc. (CORE).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-06 0 $0 40,970 $1,435,587 0 $0
2017-04 0 $0 0 $0 1,732 $17
2017-01 0 $0 4,891 $206,201 59,172 $587
2016-12 0 $0 15,500 $660,328 0 $0
2016-09 0 $0 0 $0 30,000 $245,850
2016-08 0 $0 10,000 $451,375 0 $0
2016-06 0 $0 14,854 $1,298,377 0 $0
2016-05 0 $0 7,164 $602,786 0 $0
2016-03 0 $0 5,400 $407,917 0 $0
2016-01 0 $0 22,982 $1,777,917 53,478 $21,700
2015-12 0 $0 6,000 $518,099 1,668 $16
2015-11 0 $0 24,154 $1,997,379 204 $1,957
2015-10 0 $0 3,000 $224,070 0 $0
2015-09 0 $0 3,000 $184,500 1,666 $8,330
2015-08 0 $0 22,847 $1,463,122 0 $0
2015-06 0 $0 0 $0 2,118 $20
2015-05 0 $0 8,000 $433,416 4,418 $42,390
2015-03 0 $0 28,980 $1,813,122 4,329 $21,215
2015-02 0 $0 0 $0 15,328 $151
2015-01 0 $0 11,000 $689,860 30,498 $58,289
2014-12 0 $0 8,104 $501,007 8,936 $85
2014-11 0 $0 8,196 $481,855 5,000 $64,525
2014-09 0 $0 17,082 $892,247 19,436 $135,561
2014-08 0 $0 100,663 $4,945,701 56,290 $600,989
2014-07 0 $0 5,500 $253,214 5,000 $64,525
2014-06 0 $0 14,576 $1,192,704 11,846 $30,028
2014-03 0 $0 15,495 $1,168,489 20,882 $529,484
2014-02 0 $0 0 $0 12,998 $128
2014-01 0 $0 0 $0 3,333 $33
2013-12 0 $0 4,042 $300,741 6,867 $66
2013-11 0 $0 20,550 $1,524,444 0 $0
2013-09 0 $0 2,041 $134,584 6,859 $66
2013-08 0 $0 5,742 $370,982 5,742 $153,273
2013-07 0 $0 542 $34,276 0 $0
2013-06 0 $0 6,405 $393,609 7,542 $73
2013-05 0 $0 17,075 $982,851 10,997 $406,448
2013-04 0 $0 16,246 $834,568 0 $0
2013-03 0 $0 29,742 $1,462,769 14,847 $205,433
2013-02 0 $0 19,000 $934,329 0 $0
2013-01 0 $0 26,520 $1,333,185 64,375 $841,260
2012-12 0 $0 2,766 $127,236 6,816 $66
2012-11 0 $0 262 $11,116 0 $0
2012-10 0 $0 542 $25,967 0 $0
2012-09 0 $0 8,302 $390,841 15,957 $139,844
2012-08 0 $0 19,649 $927,470 14,649 $399,704
2012-07 0 $0 650 $30,777 2,000 $54,060
2012-06 0 $0 1,191 $54,174 10,126 $54,139
2012-05 0 $0 9,150 $390,950 2,000 $54,060
2012-04 0 $0 542 $22,156 1,600 $16
2012-03 0 $0 8,246 $337,046 14,109 $192,486
2012-02 0 $0 0 $0 3,250 $32
2012-01 0 $0 1,848 $73,395 12,666 $124
2011-12 0 $0 0 $0 8,384 $79
2011-11 4,000 $144,640 10,126 $358,331 9,500 $241,105
2011-10 0 $0 6,186 $209,621 812 $15,582
2011-09 0 $0 2,346 $77,160 10,277 $98
2011-08 0 $0 5,244 $182,595 2,541 $39,385
2011-07 0 $0 813 $29,650 813 $15,601
2011-06 0 $0 16,363 $566,762 13,345 $76,953
2011-05 0 $0 36,882 $1,287,455 31,367 $559,405
2011-04 0 $0 812 $26,796 812 $15,582
2011-03 0 $0 12,944 $436,484 23,655 $236,872
2011-02 0 $0 10,000 $339,069 21,249 $211
2011-01 0 $0 16,008 $551,979 31,647 $252,564
2010-12 0 $0 10,167 $368,237 11,607 $64,660
2010-11 0 $0 68,617 $2,422,162 106,215 $1,795,991
2010-10 0 $0 812 $27,543 812 $15,582
2010-09 0 $0 25,437 $734,485 37,100 $437,114
2010-08 0 $0 1,864 $56,639 0 $0
2010-07 0 $0 10,125 $302,519 19,655 $215,888
2010-06 0 $0 31,858 $880,676 47,619 $608,855
2010-05 0 $0 16,726 $502,478 16,726 $259,253
2010-04 0 $0 5,012 $150,634 10,812 $15,682
2010-03 0 $0 22,241 $705,250 24,357 $248,467
2010-02 0 $0 13,115 $404,089 24,522 $99,885
2010-01 0 $0 366 $11,997 7,013 $34
2009-12 0 $0 785 $25,841 1,780 $0
2009-11 0 $0 41,448 $1,237,124 38,804 $601,461
2009-10 0 $0 217 $6,503 675 $0
2009-09 0 $0 427 $12,494 5,081 $0
2009-08 0 $0 10,867 $306,560 9,167 $0
2009-07 0 $0 1,696 $44,810 825 $0
2009-06 0 $0 550 $14,458 13,706 $0
2009-05 0 $0 18,336 $397,284 34,000 $310,000
2009-04 0 $0 216 $3,950 25,894 $48
2009-03 0 $0 976 $16,923 1,546 $0
2009-02 0 $0 1,535 $27,867 3,637 $0
2009-01 0 $0 2,794 $59,195 19,083 $28
2008-12 0 $0 1,048 $21,348 1,657 $0
2008-11 16,000 $272,454 1,404 $24,906 3,197 $0
2008-10 0 $0 412 $9,338 938 $0
2008-09 0 $0 1,049 $27,783 3,482 $0
2008-08 0 $0 99,229 $2,882,748 99,229 $1,198,311
2008-07 0 $0 6,349 $162,119 13,263 $12,098
2008-06 0 $0 265 $7,728 985 $0
2008-05 0 $0 3,578 $100,144 2,268 $0
2008-04 0 $0 217 $6,149 675 $0
2008-03 0 $0 7,748 $201,390 625 $0
2008-02 0 $0 11,050 $291,311 13,457 $0
2008-01 0 $0 4,105 $115,214 9,240 $0
2007-11 500 $13,385 0 $0 0 $0
2007-08 0 $0 9,875 $334,244 9,875 $46,500
2007-05 0 $0 18,327 $642,894 19,027 $208,724
2007-04 0 $0 5,000 $178,390 5,000 $77,500
2007-03 0 $0 2,464 $86,240 2,464 $0
2007-02 0 $0 28,262 $872,656 28,262 $141,050
2007-01 0 $0 47,036 $1,501,178 47,036 $444,323
2006-12 0 $0 7,000 $222,180 7,000 $108,500
2006-11 0 $0 13,000 $398,500 13,000 $199,500
2006-08 0 $0 20,554 $646,610 20,554 $186,000
2006-05 0 $0 29,108 $1,133,607 29,108 $146,273
2006-02 0 $0 25,222 $950,772 25,222 $344,441

Table 2. Detailed insider stock purchases, sales, and option exercises of Core-mark Holding Company, Inc. insiders (CORE)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-06-09 Stein William (Sr.VP US Distribution East) Sale 7,500 35.91 269,355
2017-06-06 Rolheiser Eric (President - Canada Operations) Sale 11,470 35.10 402,608
2017-06-02 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Sale 10,000 35.33 353,260
2017-06-01 Perkins Thomas B (President and CEO) Sale 12,000 34.20 410,364
2017-04-30 Miller Christopher M (Senior VP & CFO) Option Ex 1,732 .01 17
2017-01-25 Walsh Christopher L (Senior VP-US Distribution) Sale 1,374 40.11 55,111
2017-01-20 Hobson Christopher (SVP of Sales & Marketing) Option Ex 2,866 .01 28
2017-01-20 Stein William (Sr.VP US Distribution East) Option Ex 2,666 .01 26
2017-01-20 Rolheiser Eric (President - Canada Operations) Option Ex 2,666 .01 26
2017-01-20 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Option Ex 2,866 .01 28
2017-01-20 Walsh Christopher L (Senior VP-US Distribution) Option Ex 2,666 .01 26
2017-01-20 Miller Christopher M (Senior VP & CFO) Option Ex 2,500 .01 25
2017-01-06 Miller Christopher M (Senior VP & CFO) Sale 3,517 42.96 151,090
2017-01-01 Hobson Christopher (SVP of Sales & Marketing) Option Ex 7,436 .01 74
2017-01-01 Stein William (Sr.VP US Distribution East) Option Ex 7,602 .01 76
2017-01-01 Rolheiser Eric (President - Canada Operations) Option Ex 6,200 .01 62
2017-01-01 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Option Ex 8,436 .01 84
2017-01-01 Walsh Christopher L (Senior VP-US Distribution) Option Ex 7,602 .01 76
2017-01-01 Miller Christopher M (Senior VP & CFO) Option Ex 5,666 .01 56
2016-12-19 Stein William (Sr.VP US Distribution East) Sale 3,500 43.36 151,756
2016-12-16 Perkins Thomas B (President and CEO) Sale 12,000 42.38 508,572
2016-09-01 Gross Robert G Option Ex 30,000 8.20 245,850
2016-08-23 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Sale 4,522 45.22 204,493
2016-08-22 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Sale 5,478 45.07 246,882
2016-06-08 Loretz Congdon Stacy Sale 3,400 90.31 307,054
2016-06-07 Tepner Harvey L Sale 1,419 87.00 123,453
2016-06-07 Allen Robert A Sale 3,000 90.33 271,005
2016-06-03 Tepner Harvey L Sale 91 87.00 7,917
2016-06-02 Tepner Harvey L Sale 944 87.00 82,128
2016-06-01 Perkins Thomas B (President and CEO) Sale 6,000 84.47 506,820
2016-05-13 Hobson Christopher (SVP of Sales & Marketing) Sale 7,164 84.14 602,786
2016-03-15 Stein William (Sr.VP US Distribution East) Sale 2,000 78.84 157,678
2016-03-04 Loretz Congdon Stacy (Senior VP & CFO) Sale 3,400 73.60 250,239
2016-01-26 Rolheiser Eric (President - Canada Operations) Sale 1,955 77.62 151,747
2016-01-26 Walsh Christopher L (Senior VP-US Distribution) Sale 2,192 77.62 170,143
2016-01-21 Hobson Christopher (SVP of Sales & Marketing) Option Ex 1,550 .01 15
2016-01-21 Stein William (Sr.VP US Distribution East) Option Ex 1,466 .01 14
2016-01-21 Rolheiser Eric (President - Canada Operations) Option Ex 1,100 .01 11
2016-01-21 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 1,466 .01 14
2016-01-21 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Option Ex 1,550 .01 15
2016-01-21 Walsh Christopher L (Senior VP-US Distribution) Option Ex 1,466 .01 14
2016-01-21 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 1,333 .01 13
2016-01-07 Rolheiser Eric (President - Canada Operations) Sale 5,045 77.10 388,969
2016-01-07 Walsh Christopher L (Senior VP-US Distribution) Sale 6,824 77.10 526,130
2016-01-07 Miller Christopher M (VP & Chief Accounting Officer) Sale 3,466 77.10 267,228
2016-01-06 Loretz Congdon Stacy (Senior VP & CFO) Sale 3,500 78.20 273,700
2016-01-04 Thornton Randolph I Option Ex 2,209 9.60 21,195
2016-01-02 Hobson Christopher (SVP of Sales & Marketing) Option Ex 3,668 .01 36
2016-01-02 Stein William (Sr.VP US Distribution East) Option Ex 4,334 .01 43
2016-01-02 Rolheiser Eric (President - Canada Operations) Option Ex 2,334 .01 23
2016-01-02 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 4,668 .01 46
2016-01-02 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Option Ex 4,000 .01 40
2016-01-02 Walsh Christopher L (Senior VP-US Distribution) Option Ex 4,000 .01 40
2016-01-02 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 3,000 .01 30
2016-01-01 Hobson Christopher (SVP of Sales & Marketing) Option Ex 2,166 .01 21
2016-01-01 Stein William (Sr.VP US Distribution East) Option Ex 2,334 .01 23
2016-01-01 Rolheiser Eric (President - Canada Operations) Option Ex 2,000 .01 20
2016-01-01 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 2,334 .01 23
2016-01-01 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Option Ex 2,666 .01 26
2016-01-01 Walsh Christopher L (Senior VP-US Distribution) Option Ex 2,334 .01 23
2016-01-01 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 1,500 .01 15
2015-12-31 Perkins Thomas B (President and CEO) Option Ex 1,668 .01 16
2015-12-14 Perkins Thomas B (President and CEO) Sale 6,000 86.35 518,099
2015-11-20 Stein William (Sr.VP US Distribution East) Sale 5,000 82.13 410,670
2015-11-16 Stein William (Sr.VP US Distribution East) Sale 204 82.86 16,904
2015-11-16 Stein William (Sr.VP US Distribution East) Option Ex 204 9.60 1,957
2015-11-16 Mcpherson Scott E (SVP - Bus Dev & Strategic Ops) Sale 10,000 82.71 827,120
2015-11-10 Perkins Thomas B (President and CEO) Sale 1,500 82.23 123,352
2015-11-10 Walsh J Michael Sale 5,450 83.95 457,505
2015-11-09 Walsh J Michael Sale 2,000 80.91 161,828
2015-10-14 Loretz Congdon Stacy (Senior VP & CFO) Sale 3,000 74.69 224,070
2015-09-30 Perkins Thomas B (President and CEO) Option Ex 1,666 5.00 8,330
2015-09-21 Loretz Congdon Stacy (Senior VP & CFO) Sale 3,000 61.50 184,500
2015-08-17 Stein William (Sr.VP US Distribution East) Sale 3,200 64.46 206,271
2015-08-12 Hobson Christopher (SVP of Sales & Marketing) Sale 6,000 62.88 377,280
2015-08-10 Walsh Christopher L (Senior VP-US Distribution) Sale 9,647 64.45 621,739
2015-08-10 Colter Gary F Sale 4,000 64.46 257,832
2015-06-30 Stein William (Sr.VP US Distribution East) Option Ex 452 .01 4
2015-06-30 Perkins Thomas B (President and CEO) Option Ex 1,666 .01 16
2015-05-27 Loretz Congdon Stacy (Senior VP & CFO) Sale 8,000 54.18 433,416
2015-05-13 Booth Stuart W Option Ex 4,418 9.60 42,390
2015-03-31 Stein William (Sr.VP US Distribution East) Option Ex 452 .01 4
2015-03-31 Perkins Thomas B (President and CEO) Option Ex 1,668 .01 16
2015-03-30 Walsh J Michael Sale 2,554 64.41 164,498
2015-03-27 Walsh J Michael Sale 3,000 64.40 193,188
2015-03-26 Walsh J Michael Sale 3,000 64.37 193,116
2015-03-25 Walsh J Michael Sale 3,000 64.28 192,828
2015-03-19 Stein William (Sr.VP US Distribution East) Sale 1,500 64.06 96,090
2015-03-17 Miller Christopher M (VP & Chief Accounting Officer) Sale 988 63.48 62,718
2015-03-16 Rolheiser Eric (President - Canada Operations) Sale 6,938 62.00 430,156
2015-03-09 Thornton Randolph I Option Ex 2,209 9.60 21,195
2015-03-05 Loretz Congdon Stacy (Senior VP & CFO) Sale 8,000 60.07 480,528
2015-02-03 Hobson Christopher (SVP of Marketing) Option Ex 2,166 .01 21
2015-02-03 Stein William (Sr.VP US Distribution East) Option Ex 2,332 .01 23
2015-02-03 Rolheiser Eric (President - Canada Operations) Option Ex 2,000 .01 20
2015-02-03 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 2,332 .01 23
2015-02-03 Mcpherson Scott E (SVP - Corporate Development) Option Ex 2,666 .01 26
2015-02-03 Walsh Christopher L (Senior VP-US Distribution) Option Ex 2,332 .01 23
2015-02-03 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 1,500 .01 15
2015-01-12 Booth Stuart W Option Ex 4,498 12.90 58,046
2015-01-08 Loretz Congdon Stacy (Senior VP & CFO) Sale 8,000 63.08 504,640
2015-01-02 Hobson Christopher (SVP of Marketing) Option Ex 3,666 .01 36
2015-01-02 Stein William (Sr.VP US Distribution East) Option Ex 4,334 .01 43
2015-01-02 Rolheiser Eric (President - Canada Operations) Option Ex 2,334 .01 23
2015-01-02 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 4,666 .01 46
2015-01-02 Mcpherson Scott E (SVP - Corporate Development) Option Ex 4,000 .01 40
2015-01-02 Walsh Christopher L (Senior VP-US Distribution) Option Ex 4,000 .01 40
2015-01-02 Miller Christopher M (VP & Chief Accounting Officer) Sale 3,000 61.74 185,220
2015-01-02 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 3,000 .01 15
2014-12-31 Hobson Christopher (SVP of Marketing) Option Ex 1,000 .01 10
2014-12-31 Stein William (Sr.VP US Distribution East) Option Ex 450 .01 4
2014-12-31 Rolheiser Eric (President - Canada Operations) Option Ex 900 .01 9
2014-12-31 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 1,084 .01 10
2014-12-31 Perkins Thomas B (President and CEO) Option Ex 2,750 .01 27
2014-12-31 Mcpherson Scott E (SVP - Corporate Development) Option Ex 1,084 .01 10
2014-12-31 Walsh Christopher L (Senior VP-US Distribution) Option Ex 1,084 .01 10
2014-12-31 Miller Christopher M (VP & Chief Accounting Officer) Sale 584 62.72 36,628
2014-12-31 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 584 .01 5
2014-12-19 Tepner Harvey L Sale 500 62.00 31,000
2014-12-05 Mcpherson Scott E (SVP - Corporate Development) Sale 7,020 61.73 433,379
2014-11-18 Rolheiser Eric (President - Canada Operations) Sale 1,196 59.37 71,001
2014-11-17 Loretz Congdon Stacy (Senior VP & CFO) Sale 5,000 58.36 291,800
2014-11-17 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 5,000 12.90 64,525
2014-11-14 Colter Gary F Sale 2,000 59.53 119,054
2014-09-30 Hobson Christopher (SVP of Marketing) Option Ex 1,000 .01 10
2014-09-30 Stein William (Sr.VP US Distribution East) Option Ex 452 .01 4
2014-09-30 Rolheiser Eric (President - Canada Operations) Option Ex 900 .01 9
2014-09-30 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 1,084 .01 10
2014-09-30 Perkins Thomas B (President and CEO) Option Ex 2,750 .01 27
2014-09-30 Mcpherson Scott E (SVP - Corporate Development) Option Ex 1,084 .01 10
2014-09-30 Walsh Christopher L (Senior VP-US Distribution) Option Ex 1,084 .01 10
2014-09-30 Miller Christopher M (VP & Chief Accounting Officer) Sale 584 53.40 31,185
2014-09-30 Miller Christopher M (VP & Chief Accounting Officer) Option Ex 584 .01 5
2014-09-19 Tepner Harvey L Sale 4,498 54.45 244,916
2014-09-19 Tepner Harvey L Option Ex 4,498 12.90 58,046
2014-09-18 Loretz Congdon Stacy (Senior VP & CFO) Sale 6,000 52.81 316,860
2014-09-18 Loretz Congdon Stacy (Senior VP & CFO) Option Ex 6,000 12.90 77,430
2014-09-02 Walsh J Michael Sale 6,000 49.88 299,286
2014-08-29 Walsh J Michael Sale 2,000 48.16 96,330
2014-08-28 Walsh J Michael Sale 2,000 48.41 96,814
2014-08-27 Mcpherson Scott E (SVP - Corporate Development) Sale 9,500 48.49 460,645
2014-08-27 Mcpherson Scott E (SVP - Corporate Development) Option Ex 9,500 9.60 91,152
2014-08-27 Walsh J Michael Sale 2,000 48.51 97,010
2014-08-26 Walsh J Michael Sale 2,000 48.89 97,786
2014-08-25 Walsh J Michael Sale 2,000 49.15 98,300
2014-08-18 Mcpherson Scott E (SVP - Corporate Development) Sale 10,000 49.99 499,930
2014-08-18 Mcpherson Scott E (SVP - Corporate Development) Option Ex 10,000 9.60 95,950
2014-08-18 Walsh Christopher L (Senior VP-US Distribution) Sale 15,000 50.07 751,035
2014-08-15 Perkins Thomas B (President and CEO) Sale 36,790 49.03 1,803,850
2014-08-15 Perkins Thomas B (President and CEO) Option Ex 36,790 11.25 413,887

Insider trading activities including stock purchases, stock sales, and option exercises of CORE listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Core-mark Holding Company, Inc. (symbol CORE, CIK number 1318084) see the Securities and Exchange Commission (SEC) website.