| Date Filed | Type | Description |
| 09/12/2016 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 09/09/2015 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING, INC.|
Txns:
| Granted 4,197 shares
@ $0 |
|
| 09/10/2014 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 12/10/2013 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING, INC.|
Txns:
| Sold 7,000 shares
@ $70.45, valued at
$493.2k
Exercised 7,000 options to buy
@ $47.47, valued at
$332.3k
|
|
| 09/06/2013 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 09/07/2012 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING, INC.|
Txns:
| Granted 1,800 shares
@ $0 |
|
| 09/12/2011 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING, INC.|
Txns:
| Granted 1,735 shares
@ $0 |
|
| 02/15/2011 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING, INC.|
Txns:
| Sold 7,000 shares
@ $90.85, valued at
$636k
Exercised 7,000 options to buy
@ $28.5, valued at
$199.5k
|
|
| 01/11/2011 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 09/09/2010 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 02/12/2010 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING INC|
Txns:
| Sold 3,500 shares
@ $74.1251, valued at
$259.4k
Exercised 3,500 options
@ $11.58, valued at
$40.5k
|
|
| 01/12/2010 |
4
| HELMER HAMILTON W (Director) has filed a Form 4 on AMERICAN SCIENCE & ENGINEERING INC|
Txns:
| Granted 359 shares
@ $83.53, valued at
$30k
|
|
| 12/07/2009 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 01/13/2009 |
4
| Form 4 -- Statement of changes in beneficial ownership of securities |