| 2016-06-10 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 15,000 0.0961% | $41.10 | $616,520 | +48.06% | |
| 2015-04-27 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 30,000 0.2026% | $32.54 | $976,135 | +8.78% | |
| 2015-01-26 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 4,500 0.0312% | $32.00 | $144,020 | +13.21% | |
| 2015-01-23 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 200 0.0014% | $32.00 | $6,400 | +14.28% | |
| 2015-01-22 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 15,680 0.1094% | $32.04 | $502,392 | +13.64% | |
| 2015-01-15 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 5,300 0.0373% | $31.13 | $164,980 | +18.05% | |
| 2014-12-22 | Sale | Argan, Inc. AGX | President, Gemma Power Systems | 19,320 0.1303% | $32.65 | $630,724 | +7.81% |