| 23 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 1 900 | 0.83 USD | |
| 23 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 500 | 0.82 USD | |
| 23 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 900 | 0.82 USD | |
| 23 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 4 100 | 0.82 USD | |
| 28 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 2 923 | 0.79 USD | |
| 28 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 12 077 | 0.79 USD | |
| 28 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 10 000 | 0.80 USD | |
| 28 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 500 | 0.81 USD | |
| 29 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 500 | 0.79 USD | |
| 29 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 10 000 | 0.81 USD | |
| 30 déc. 2011 | SALE | Alexza Pharmaceuticals Inc. | 3 600 | 0.86 USD | |
| 30 déc. 2011 | SALE | Alexza Pharmaceuticals Inc. | 5 000 | 0.85 USD | |
| 30 déc. 2011 | SALE | Alexza Pharmaceuticals Inc. | 10 000 | 0.85 USD | |
| 30 déc. 2011 | PURCHASE | Alexza Pharmaceuticals Inc. | 21 070 | 0.79 USD | |
| 06 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 10 000 | 0.94 USD | |
| 06 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 5 000 | 0.94 USD | |
| 06 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 5 000 | 0.94 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 800 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 2 775 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 175 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 2 500 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 100 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 100 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 1 700 | 0.93 USD | |
| 10 janv. 2012 | PURCHASE | Alexza Pharmaceuticals Inc. | 100 | 0.93 USD | |