AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q2 2016
Shares 26,143 Value ($000) $978 Avg Close — Range —
Q1 2016
Shares 24,943 Value ($000) $691 Avg Close — Range —
Q4 2015
Shares 10,643 Value ($000) $440 Avg Close — Range —
Q3 2015
Shares 10,643 Value ($000) $380 Avg Close — Range —
Q2 2015
Shares 11,543 Value ($000) $506 Avg Close — Range —
Q1 2015
Shares 11,143 Value ($000) $544 Avg Close — Range —
Q4 2014
Shares 10,343 Value ($000) $537 Avg Close — Range —
Q3 2014
Shares 15,043 Value ($000) $833 Avg Close — Range —
Q2 2014
Shares 15,943 Value ($000) $1,109 Avg Close — Range —
Q1 2014
Shares 16,843 Value ($000) $1,130 Avg Close — Range —
Q4 2013
Shares 18,243 Value ($000) $1,313 Avg Close — Range —
Q3 2013
Shares 19,843 Value ($000) $1,196 Avg Close — Range —
Q2 2013
Shares 16,847 Value ($000) $944 Avg Close — Range —