AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

Janney Montgomery Scott LLC's Holding History (CIK: 0001329948)

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

Q1 2016
Shares 10,246 Value ($000) $284 Avg Close — Range —
Q4 2015
Shares 8,746 Value ($000) $362 Avg Close — Range —
Q4 2014
Shares 7,346 Value ($000) $381,257 Avg Close — Range —
Q3 2014
Shares 8,271 Value ($000) $458,048 Avg Close — Range —
Q2 2014
Shares 7,771 Value ($000) $540,784 Avg Close — Range —
Q1 2014
Shares 7,096 Value ($000) $476,638 Avg Close — Range —
Q3 2013
Shares 7,674 Value ($000) $462,819 Avg Close — Range —
Q2 2013
Shares 6,100 Value ($000) $341,600 Avg Close — Range —