Calamos Advisors LLC - DEALERTRACK TECHNOLOGIES INC ownership

DEALERTRACK TECHNOLOGIES INC's ticker is and the CUSIP is 242309AB8. A total of 31 filers reported holding DEALERTRACK TECHNOLOGIES INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.5%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of DEALERTRACK TECHNOLOGIES INC
ValueSharesWeighting
Q2 2015$8,442,000
+42.1%
5,000,0000.0%0.05%
+40.5%
Q1 2015$5,942,000
-8.7%
5,000,0000.0%0.04%
-14.0%
Q4 2014$6,511,000
-3.0%
5,000,0000.0%0.04%0.0%
Q2 2014$6,709,000
-69.3%
5,000,000
-67.4%
0.04%
-69.3%
Q1 2014$21,873,000
+0.3%
15,324,000
-2.2%
0.14%
+0.7%
Q4 2013$21,816,000
+7.3%
15,670,000
-0.7%
0.14%
+8.6%
Q3 2013$20,333,000
+183.5%
15,788,000
+155.3%
0.13%
+172.3%
Q2 2013$7,173,0006,185,0000.05%
Other shareholders
DEALERTRACK TECHNOLOGIES INC shareholders Q4 2014
NameSharesValueWeighting ↓
PIPER SANDLER & CO. 11,523,000$19,496,00020.84%
CAPSTONE INVESTMENT ADVISORS, LLC 75,768,000$128,783,0002.99%
CSS LLC/IL 18,310,000$31,046,0001.83%
Polar Asset Management Partners Inc. 8,910,000$15,141,0000.91%
EQUITEC SPECIALISTS, LLC 1,000,000$1,692,0000.73%
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 18,263,000$31,052,000,0000.63%
WOLVERINE ASSET MANAGEMENT LLC 9,505,000$16,141,0000.38%
WATER ISLAND CAPITAL LLC 1,000,000$1,692,0000.08%
D. E. Shaw & Co., Inc. 25,910,000$44,029,0000.06%
Citadel Advisors 7,500,000$12,747,0000.01%
View complete list of DEALERTRACK TECHNOLOGIES INC shareholders