AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

ProShare Advisors LLC's Holding History (CIK: 0001357955)

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

Q2 2014
Shares 4,106 Value ($000) $286 Avg Close Range
Q1 2014
Shares 8,406 Value ($000) $565 Avg Close Range
Q3 2013
Shares 5,346 Value ($000) $322 Avg Close Range
Q2 2013
Shares 5,756 Value ($000) $322 Avg Close Range