| 2017-11-30 | Sale | Aspen Aerogels, Inc. ASPN | 10 percent owner | 2.9M 11.1143% | $4.30 | $12.45M | +0.63% | |
| 2016-11-08 | Sale | Aspen Aerogels, Inc. ASPN | 40,244 0.1737% | $3.95 | $158,899 | +7.87% | ||
| 2015-06-03 | Sale | Aspen Aerogels, Inc. ASPN | 6,706 0.0283% | $6.78 | $45,471 | -12.45% | ||
| 2015-06-02 | Sale | Aspen Aerogels, Inc. ASPN | 41,232 0.1813% | $7.01 | $289,049 | -10.97% | ||
| 2014-06-18 | Sale | Aspen Aerogels, Inc. ASPN | 218,608 – | $0 | $0 | -22.71% |