| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| GM | Director | Mar 02, 2018 | Sale | $39.71 | 40,000,000 | 1,588,399,963 | 100,150,000 | Mar 05, 2018, 04:20 PM |
| GM | Dec 31, 2014 | Option Exercise | $25.00 | 140,000,000 | 3,500,000,000 | 0 | Jan 05, 2015, 04:22 PM | |
| GM | Director | Sep 27, 2013 | Sale | $27.02 | 120,000,000 | 3,242,400,055 | 140,000,000 | Oct 01, 2013, 04:30 PM |
| GM | Director | Jun 12, 2013 | Sale | $34.41 | 20,000,000 | 688,199,997 | 140,150,000 | Jun 14, 2013, 04:30 PM |
| GM | Director | Dec 02, 2010 | Option Exercise | $32.75 | 13,350,000 | 437,245,857 | 160,150,000 | Dec 03, 2010, 12:20 PM |
| GM | Director | Nov 23, 2010 | Sale | $32.75 | 89,000,000 | 2,914,972,378 | 173,500,000 | Nov 24, 2010, 12:52 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| GM | Director | Mar 02, 2018 | Sale | 1,588,399,963 |
| GM | Dec 31, 2014 | Option Exercise | 3,500,000,000 | |
| GM | Director | Sep 27, 2013 | Sale | 3,242,400,055 |
| GM | Director | Jun 12, 2013 | Sale | 688,199,997 |
| GM | Director | Dec 02, 2010 | Option Exercise | 437,245,857 |
| GM | Director | Nov 23, 2010 | Sale | 2,914,972,378 |