| Jan 23, 2019 AFForm 4 → | Jan 25, 9:42 pm EST | Core-Mark Holding Company, Inc.CORE | 20,235 | $3.03 | $61,255 | 78,039 | — | plan? |
| Jan 22, 2019 FMForm 4 → | Jan 24, 7:07 pm EST | Core-Mark Holding Company, Inc.CORE | 6,837 | $7.33 | $50,081 | 61,990 | — | plan? |
| Jan 1, 2019 FMForm 4 → | Jan 3, 7:49 pm EST | Core-Mark Holding Company, Inc.CORE | 7,810 | $6.90 | $53,916 | 58,637 | — | plan? |
| Nov 8, 2018 SForm 4 → | Nov 8, 1:28 pm EST | Core-Mark Holding Company, Inc.CORE | 5,812 | $30.73 | $178,612 | 55,355 | −9.50% | plan? |
| May 16, 2018 PForm 4 → | May 29, 3:07 pm EDT | Core-Mark Holding Company, Inc.CORE | 2,500 | $18.80 | $47,000 | 61,167 | +4.26% | plan? late |
| Jan 23, 2018 FMForm 4 → | Jan 24, 9:28 pm EST | Core-Mark Holding Company, Inc.CORE | 3,605 | $6.04 | $21,765 | 58,667 | — | plan? |
| Jan 1, 2018 FMForm 4/A → | Jan 12, 7:14 pm EST | Core-Mark Holding Company, Inc.CORE | 10,464 | $13.43 | $140,532 | 56,916 | — | plan? |
| Jan 1, 2018 FMForm 4 → | Jan 3, 8:07 pm EST | Core-Mark Holding Company, Inc.CORE | 10,465 | $13.43 | $140,563 | 56,915 | — | plan? amended |
| Jan 20, 2017 FMForm 4 → | Jan 25, 9:57 pm EST | Core-Mark Holding Company, Inc.CORE | 4,020 | $11.51 | $46,281 | 55,448 | — | plan? late |
| Jan 1, 2017 FMForm 4 → | Jan 11, 10:49 am EST | Core-Mark Holding Company, Inc.CORE | 15,636 | $22.57 | $352,838 | 53,736 | — | plan? late |
| May 13, 2016 SForm 4 → | May 17, 6:14 pm EDT | Core-Mark Holding Company, Inc.CORE | 7,164 | $84.14 | $602,785 | 27,250 | −20.8% | plan? |
| Jan 21, 2016 FForm 4/A → | Feb 3, 12:14 pm EST | Core-Mark Holding Company, Inc.CORE | 1,288 | $75.34 | $97,038 | 34,414 | — | plan? |
| Jan 21, 2016 AFMForm 4 → | Jan 27, 6:00 am EST | Core-Mark Holding Company, Inc.CORE | 11,474 | $3.84 | $44,032 | 34,414 | — | plan? late amended |
| Jan 1, 2016 FMForm 4 → | Jan 8, 9:28 pm EST | Core-Mark Holding Company, Inc.CORE | 9,663 | $32.48 | $313,807 | 26,682 | — | plan? late |
| Aug 12, 2015 SForm 4 → | Aug 18, 6:00 am EDT | Core-Mark Holding Company, Inc.CORE | 6,000 | $62.88 | $377,280 | 24,677 | −19.6% | plan? late |
| Feb 3, 2015 FMForm 4/A → | Mar 20, 6:07 pm EDT | Core-Mark Holding Company, Inc.CORE | 4,537 | $35.60 | $161,510 | 30,677 | — | plan? |
| Feb 3, 2015 FMForm 4 → | Feb 5, 9:49 pm EST | Core-Mark Holding Company, Inc.CORE | 2,981 | $18.63 | $55,531 | 47,303 | — | plan? |
| Jan 21, 2015 AForm 4 → | Feb 3, 9:14 pm EST | Core-Mark Holding Company, Inc.CORE | 12,413 | $0.01 | $124 | 45,952 | — | plan? late |
| Jan 2, 2015 FMForm 4 → | Jan 6, 9:35 pm EST | Core-Mark Holding Company, Inc.CORE | 5,111 | $17.24 | $88,138 | 33,539 | — | plan? |
| Dec 31, 2014 FMForm 4 → | Jan 5, 2015, 9:21 pm EST | Core-Mark Holding Company, Inc.CORE | 1,376 | $16.93 | $23,296 | 31,318 | — | plan? |
| May 13, 2013 SForm 4/A → | Mar 20, 2015, 6:07 pm EDT | Core-Mark Holding Company, Inc.CORE | 15,070 | $50.74 | $764,712 | 15,000 | −50.1% | plan? |