Marshall Wace North America L.P.
13F Holdings History for
Aspen Technology, Inc.
Symbol
AZPN
CUSIP
045327103
Investment type
Equity
Class
COM
Manager CIK
0001325091
Shares, Excluding Options
Value, Excluding Options
Holdings date
Value ($000)
% of Holdings
Shares
Option Type
Filing date
All 13F Holders