Ownership History
| THOMAS H. LORDEN LIV TR | $80,000 | | 17859/0226 | 1N | 12/06/2018 |
| TETREAULT, STEPHEN G | $0 | | 15843/0302 | 1N | 04/05/2010 |
| SGT TRAINING & DEVELOPMENT SPEC LLC | $11,300 | | 14154/0783 | 00 | 03/22/2004 |
| OTT, DAVID N & CLARK, JEFFERY J | $0 | | 7127/0317 | 1L | 07/08/1994 |
| CORMIER, PETER D | $0 | | 5437/0157 | 1A | 06/21/1990 |