| 13 Sept 2012 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 7,894 | 0.81 USD | |
| 02 Jul 2012 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 7,037 | 0.88 USD | |
| 02 Apr 2012 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 4,906 | 1.19 USD | |
| 03 Jan 2012 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 5,032 | 1.16 USD | |
| 15 Dec 2011 | GIFT | PERMA FIX ENVIRONMENTAL SERVICES INC | 64,935 | 0.00 USD | |
| 01 Oct 2011 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,960 | 0.90 USD | |
| 01 Apr 2010 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,008 | 1.68 USD | |
| 04 Jan 2010 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,482 | 1.70 USD | |
| 22 Dec 2009 | OTHER | PERMA FIX ENVIRONMENTAL SERVICES INC | 90,000 | — | |
| 01 Oct 2009 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,963 | 1.76 USD | |
| 29 Jul 2009 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 12,000 | 2.67 USD | deriv |
| 01 Jul 2009 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,686 | 1.82 USD | |
| 01 Apr 2009 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 3,778 | 1.46 USD | |
| 02 Jan 2009 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 5,200 | 0.94 USD | |
| 10 Dec 2008 | PURCHASE | Vivid Learning Systems, Inc. | 114,234 | 0.25 USD | |
| 03 Dec 2008 | PURCHASE | PERMA FIX ENVIRONMENTAL SERVICES INC | 129,870 | 0.75 USD | |
| 01 Oct 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,384 | 1.57 USD | |
| 05 Aug 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,368 | 1.85 USD | |
| 05 Aug 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 3,344 | 1.22 USD | |
| 05 Aug 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 2,024 | 2.17 USD | |
| 05 Aug 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 1,412 | 2.01 USD | |
| 05 Aug 2008 | GRANT_AWARD | PERMA FIX ENVIRONMENTAL SERVICES INC | 12,000 | 2.34 USD | deriv |
| 13 Jun 2007 | OTHER | Vivid Learning Systems, Inc. | 333,068 | — | |
| 13 Jun 2007 | OTHER | Vivid Learning Systems, Inc. | 295,780 | — | |
| 13 Jun 2007 | OTHER | Vivid Learning Systems, Inc. | 1,745,231 | — | |