AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

Dynamic Technology Lab Private Ltd's Holding History (CIK: 0001535387)

Note: Option positions (PUT/CALL) are excluded.

Q1 2015
Shares 7,292 Value ($000) $364 Avg Close — Range —
Q1 2012
Shares 4,609 Value ($000) $309 Avg Close — Range —