| 2013-08-21 | Sale | Graham Corporation GHM | director | 2,103 0.0207% | $33.35 | $70,131 | +3.46% | |
| 2013-08-20 | Sale | Graham Corporation GHM | director | 2,897 0.0289% | $33.79 | $97,877 | +3.22% | |
| 2011-11-04 | Sale | Graham Corporation GHM | director | 5,000 0.0464% | $22.25 | $111,250 | -14.09% | |
| 2008-08-25 | Sale | Graham Corporation GHM | director | 40,000 0.3957% | $90.54 | $3.62M | -71.98% | |
| 2008-08-08 | Sale | Graham Corporation GHM | director | 8,800 0.086% | $98.12 | $863,461 | -74.56% | |
| 2008-08-07 | Sale | Graham Corporation GHM | director | 51,200 0.5014% | $100.07 | $5.12M | -74.91% | |
| 2008-08-05 | Sale | Graham Corporation GHM | director | 22,000 0.2067% | $90.71 | $2M | -73.44% | |
| 2008-06-03 | Sale | Graham Corporation GHM | director | 750 0.0145% | $73.02 | $54,764 | -63.51% | |
| 2008-06-02 | Sale | Graham Corporation GHM | director | 38,000 0.7415% | $70.83 | $2.69M | -61.63% | |
| 2007-11-13 | Sale | Graham Corporation GHM | director | 13,800 0.2656% | $56.75 | $783,120 | +9.85% | |
| 2007-11-09 | Sale | Graham Corporation GHM | director | 16,200 0.3388% | $56.29 | $911,874 | +21.8% | |
| 2007-11-05 | Sale | Graham Corporation GHM | director | 20,000 0.4054% | $63.29 | $1.27M | +5% | |
| 2007-11-02 | Sale | Graham Corporation GHM | director | 10,000 0.2023% | $63.58 | $635,782 | +4.63% | |
| 2007-10-29 | Sale | Graham Corporation GHM | director | 9,000 0.1011% | $34.91 | $314,217 | +5.66% | |
| 2006-06-08 | Sale | Graham Corporation GHM | director | 24,000 0.4424% | $14.75 | $354,000 | -17.52% | |
| 2005-10-17 | Sale | Graham Corporation GHM | director | 5,760 0.152% | $14.81 | $85,326 | +25.84% | |
| 2005-09-15 | Sale | Graham Corporation GHM | director | 2,880 0.1704% | $38.55 | $111,024 | +0.4% | |
| 2005-08-15 | Sale | Graham Corporation GHM | director | 2,880 0.1719% | $35.82 | $103,171 | +10.14% | |
| 2005-07-15 | Sale | Graham Corporation GHM | director | 2,880 0.1697% | $27.65 | $79,632 | +40.97% | |
| 2005-06-09 | Sale | Graham Corporation GHM | director | 42,350 2.4742% | $21.79 | $922,718 | +77.38% |