| Type | Value |
|---|---|
| cik | 0000808013 |
| ticker | NATK |
| Date | Type | Insider | Qty | Price | Signals |
|---|---|---|---|---|---|
| 01 Jul 2009 | OTHER | Herakles Investments, Inc.entity | 2,058,893 | — | |
| 03 Apr 2009 | OTHER | Herakles Investments, Inc.entity | 131,919 | — | |
| 01 Apr 2009 | OTHER | Herakles Investments, Inc.entity | 234,844 | — | |
| 02 Jan 2009 | OTHER | Herakles Investments, Inc.entity | 102,884 | — | |
| 12 Jan 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 3,808 | 3.97 USD | |
| 12 Jan 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 4,527 | 3.00 USD | |
| 12 Jan 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 1,358 | 3.00 USD | |
| 26 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 212,846 | 3.97 USD | |
| 26 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 253,076 | 3.00 USD | |
| 26 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 75,923 | 3.00 USD | |
| 27 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 230 | 3.00 USD | |
| 30 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 22,639 | 3.97 USD | |
| 30 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 26,917 | 3.00 USD | |
| 30 Mar 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 8,075 | 3.00 USD | |
| 09 Oct 2007 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 3,034 | 2.07 USD | |
| 06 Feb 2008 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 16,402 | 0.56 USD | |
| 11 Apr 2008 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 16,224 | 0.56 USD | |
| 21 Jul 2008 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 16,224 | 0.56 USD | |
| 15 Oct 2008 | OTHER | CRESTVIEW CAPITAL MASTER LLCentity | 16,402 | 0.56 USD | |
| 08 Nov 2004 | PURCHASE | CRESTVIEW CAPITAL MASTER LLCentity | 50,000 | 0.00 USD | deriv |
| 01 Oct 2008 | OTHER | Herakles Investments, Inc.entity | 64,303 | — | |
| 01 Jul 2008 | OTHER | Herakles Investments, Inc.entity | 63,604 | 0.56 USD | |
| 01 Jul 2008 | OTHER | Opus 5949, LLCentity | 302,100 | 0.82 USD | |
| 01 Jul 2007 | GRANT_AWARD | Rankin Alex | 100,000 | 0.00 USD | deriv |
| 01 Apr 2008 | OTHER | Opus 5949, LLCentity | 215,411 | 1.15 USD |