| Date | Time | Source | Headline | Symbol | Company |
| 04/15/2009 | 12:54PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 03/31/2009 | 3:45PM | Edgar (US Regulatory) | Notification that Annual Report will be submitted late (NT 10-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 02/23/2009 | 3:40PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 02/18/2009 | 3:28PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/05/2009 | 4:31PM | Edgar (US Regulatory) | Amended Current report filing (8-K/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/05/2009 | 3:55PM | Edgar (US Regulatory) | Amended Statement of Changes in Beneficial Ownership (4/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/02/2009 | 2:10PM | Edgar (US Regulatory) | Amended Statement of Changes in Beneficial Ownership (4/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/02/2009 | 2:09PM | Edgar (US Regulatory) | Amended Statement of Changes in Beneficial Ownership (4/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/02/2009 | 2:06PM | Edgar (US Regulatory) | Amended Current report filing (8-K/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 01/02/2009 | 2:04PM | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (3/A) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 12/08/2008 | 9:23PM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 12/01/2008 | 2:35PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 11/26/2008 | 4:36PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 11/03/2008 | 2:50PM | Edgar (US Regulatory) | Quarterly Report (10-Q) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/21/2008 | 2:49PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/21/2008 | 2:47PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/21/2008 | 2:40PM | Edgar (US Regulatory) | Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/21/2008 | 2:19PM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/21/2008 | 2:17PM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 10/17/2008 | 6:27PM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 09/02/2008 | 1:52PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 08/25/2008 | 3:15PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Information Statement - All Other (definitive) (DEF 14C) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 08/13/2008 | 6:06AM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Quarterly Report (10-Q) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 07/29/2008 | 6:00AM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 07/14/2008 | 4:06PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Proxy Statement - Other Information (preliminary) (PRE 14C) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 07/14/2008 | 3:56PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 07/07/2008 | 3:30PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Statement of Changes in Beneficial Ownership (4) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 06/12/2008 | 2:43PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 05/15/2008 | 1:58PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Quarterly Report (10-Q) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |
| 05/05/2008 | 4:15PM | Edgar (US Regulatory) | Electronic Sensor Technology, Inc - Current report filing (8-K) | USOTC:ESNR | Electronic Sensor Technology Inc (CE) |