AMERICAN SCIENCE & ENGR INC - COM (ASEI)

CUSIP: 029429107

Q4 2013 13F Holders as of 31 Dec 2013

Type / Class
Equity / COM
Total 13F shares
5,995,725
Share change
-38,717
Total reported value
$431,117,505
Put/Call ratio
190%
Price per share
$71.91
Number of holders
116
Value change
-$2,026,187
Number of buys
2
Number of sells
3

Quarterly Holders Quick Answers

What is CUSIP 029429107?
CUSIP 029429107 identifies ASEI - AMERICAN SCIENCE & ENGR INC - COM in SEC institutional holdings data.

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Institutional Holders of AMERICAN SCIENCE & ENGR INC - COM (ASEI) as of Q4 2013

As of 31 Dec 2013, AMERICAN SCIENCE & ENGR INC - COM (ASEI) was held by 116 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 5,995,725 shares. The largest 10 holders included PRICE T ROWE ASSOCIATES INC /MD/, VANGUARD GROUP INC, BlackRock Fund Advisors, AMERICAN CENTURY COMPANIES INC, RENAISSANCE TECHNOLOGIES LLC, ROYCE & ASSOCIATES LLC, NUANCE INVESTMENTS, LLC, Ameriprise Financial Inc, BlackRock Institutional Trust Company, N.A., and DIMENSIONAL FUND ADVISORS LP. This page lists 116 institutional shareholders reporting positions in this security for the Q4 2013 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.