NEW AMSTERDAM PARTNERS LLC/NY - ASPEN TECHNOLOGY INC ownership

ASPEN TECHNOLOGY INC's ticker is AZPN and the CUSIP is 045327103. A total of 241 filers reported holding ASPEN TECHNOLOGY INC in Q1 2015. The put-call ratio across all filers is 1.94 and the average weighting 0.2%.

Quarter-by-quarter ownership
NEW AMSTERDAM PARTNERS LLC/NY ownership history of ASPEN TECHNOLOGY INC
ValueSharesWeighting
Q4 2015$1,754,000
-0.3%
46,441
+0.0%
0.18%
+1.1%
Q3 2015$1,760,000
-61.8%
46,422
-54.1%
0.18%
-55.0%
Q2 2015$4,611,000
+22.5%
101,219
+3.5%
0.40%
+30.9%
Q1 2015$3,765,00097,8270.30%
Other shareholders
ASPEN TECHNOLOGY INC shareholders Q1 2015
NameSharesValueWeighting ↓
Two Creeks Capital Management, LP 989,160$122,933,0007.49%
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 6,072,554$754,697,0003.99%
Stephens Investment Management Group LLC 759,778$94,425,0001.79%
Copper Rock Capital Partners, LLC 188,407$23,415,0001.73%
Signition LP 20,196$2,510,000,0001.65%
MARSHALL WACE ASIA Ltd 489,621$60,851,0001.49%
WILKINS INVESTMENT COUNSEL INC 37,525$4,664,0001.40%
Oribel Capital Management, LP 125,700$15,622,0001.37%
Aristotle Capital Boston, LLC 341,546$42,447,0001.33%
EAGLE BOSTON INVESTMENT MANAGEMENT INC 9,325$1,158,0001.33%
View complete list of ASPEN TECHNOLOGY INC shareholders