AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

PICTON MAHONEY ASSET MANAGEMENT's Holding History (CIK: 0001539041)

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

Q2 2014
Shares 1,800 Value ($000) $125 Avg Close — Range —
Q1 2014
Shares 1,800 Value ($000) $121 Avg Close — Range —
Q4 2013
Shares 1,800 Value ($000) $129 Avg Close — Range —
Q3 2013
Shares 1,800 Value ($000) $109 Avg Close — Range —