| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| GM | Executive Vice President | Feb 10, 2019 | Option Exercise | $38.70 | 17,114 | 662,312 | 90,964 | Feb 12, 2019, 04:31 PM |
| GM | Executive Vice President | Feb 11, 2018 | Option Exercise | $41.46 | 13,902 | 576,377 | 60,139 | Feb 13, 2018, 07:11 PM |
| GM | Executive Vice President | Feb 10, 2018 | Option Exercise | $41.46 | 970 | 40,216 | 35,950 | Feb 13, 2018, 07:11 PM |
| GM | Executive Vice President | Oct 06, 2017 | Sale | $45.00 | 10,000 | 450,000 | 33,912 | Oct 10, 2017, 05:35 PM |
| GM | Executive Vice President | Oct 02, 2017 | Sale | $40.90 | 10,000 | 409,000 | 43,912 | Oct 04, 2017, 06:26 PM |
| GM | Executive Vice President | Mar 31, 2017 | Option Exercise | $35.39 | 27,583 | 976,162 | 53,912 | Apr 04, 2017, 03:41 PM |
| GM | Executive Vice President | Feb 13, 2017 | Option Exercise | $35.52 | 4,584 | 162,824 | 23,304 | Feb 15, 2017, 08:02 PM |
| GM | Executive Vice President | Feb 11, 2017 | Option Exercise | $35.17 | 658 | 23,142 | 13,917 | Feb 14, 2017, 05:55 PM |
| GM | Executive Vice President | Feb 10, 2017 | Option Exercise | $35.17 | 969 | 34,080 | 12,570 | Feb 14, 2017, 05:55 PM |
| GM | Executive Vice President | Dec 31, 2016 | Option Exercise | $34.99 | 581 | 20,329 | 10,889 | Jan 04, 2017, 07:12 PM |
| GM | Executive Vice President | Dec 31, 2016 | Option Exercise | $34.99 | 358 | 12,526 | 10,531 | Jan 04, 2017, 07:12 PM |
| GM | Executive Vice President | Sep 30, 2016 | Option Exercise | $31.77 | 560 | 17,791 | 11,037 | Oct 04, 2016, 06:21 PM |
| GM | Executive Vice President | Sep 30, 2016 | Option Exercise | $31.77 | 506 | 16,076 | 10,531 | Oct 04, 2016, 06:21 PM |
| GM | Executive Vice President | Jun 30, 2016 | Option Exercise | $28.68 | 605 | 17,351 | 11,078 | Jul 05, 2016, 06:09 PM |
| GM | Executive Vice President | Jun 30, 2016 | Option Exercise | $28.68 | 547 | 15,688 | 10,531 | Jul 05, 2016, 06:09 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| GM | Executive Vice President | Feb 10, 2019 | Option Exercise | 662,312 |
| GM | Executive Vice President | Feb 11, 2018 | Option Exercise | 576,377 |
| GM | Executive Vice President | Feb 10, 2018 | Option Exercise | 40,216 |
| GM | Executive Vice President | Oct 06, 2017 | Sale | 450,000 |
| GM | Executive Vice President | Oct 02, 2017 | Sale | 409,000 |
| GM | Executive Vice President | Mar 31, 2017 | Option Exercise | 976,162 |
| GM | Executive Vice President | Feb 13, 2017 | Option Exercise | 162,824 |
| GM | Executive Vice President | Feb 11, 2017 | Option Exercise | 23,142 |
| GM | Executive Vice President | Feb 10, 2017 | Option Exercise | 34,080 |
| GM | Executive Vice President | Dec 31, 2016 | Option Exercise | 20,329 |
| GM | Executive Vice President | Dec 31, 2016 | Option Exercise | 12,526 |
| GM | Executive Vice President | Sep 30, 2016 | Option Exercise | 17,791 |
| GM | Executive Vice President | Sep 30, 2016 | Option Exercise | 16,076 |
| GM | Executive Vice President | Jun 30, 2016 | Option Exercise | 17,351 |
| GM | Executive Vice President | Jun 30, 2016 | Option Exercise | 15,688 |