AMERICAN SCIENCE & ENGR INC

CUSIP: 029429107 Class: COM

Invesco Ltd.'s Holding History (CIK: 0000914208)

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

Q2 2016
Shares 31,090 Value ($000) $1,163 Avg Close — Range —
Q1 2016
Shares 32,969 Value ($000) $913 Avg Close — Range —
Q4 2015
Shares 23,810 Value ($000) $985 Avg Close — Range —
Q3 2015
Shares 21,140 Value ($000) $752 Avg Close — Range —
Q2 2015
Shares 21,413 Value ($000) $938 Avg Close — Range —
Q1 2015
Shares 22,597 Value ($000) $1,104 Avg Close — Range —
Q4 2014
Shares 32,799 Value ($000) $1,702 Avg Close — Range —
Q3 2014
Shares 32,631 Value ($000) $1,807 Avg Close — Range —
Q2 2014
Shares 33,201 Value ($000) $2,310 Avg Close — Range —
Q1 2014
Shares 32,235 Value ($000) $2,165 Avg Close — Range —
Q4 2013
Shares 31,329 Value ($000) $2,253 Avg Close — Range —
Q3 2013
Shares 22,957 Value ($000) $1,385 Avg Close — Range —
Q2 2013
Shares 16,870 Value ($000) $945 Avg Close — Range —