SpiderRock Trading LLC - OMNICARE INC ownership

OMNICARE INC's ticker is and the CUSIP is 68190410. A total of 2 filers reported holding OMNICARE INC in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of OMNICARE INC
ValueSharesWeighting
Q4 2014$2,000
-93.5%
1,600
+220.0%
0.01%
-94.3%
Q3 2014$31,000
+210.0%
500
+33.3%
0.11%
+103.8%
Q1 2014$10,000
-91.2%
375
-87.8%
0.05%
-91.6%
Q4 2013$113,000
+1783.3%
3,075
+2975.0%
0.62%
+1613.9%
Q3 2013$6,000
-91.0%
100
-95.0%
0.04%
-93.1%
Q2 2013$67,0002,0000.52%
Other shareholders
OMNICARE INC shareholders Q1 2015
NameSharesValueWeighting ↓
SpiderRock Trading LLC 1,875$113,0000.62%
INGALLS & SNYDER LLC 68,599$4,140,0000.23%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 579,730$34,993,0000.19%
NORTHERN TRUST CO OF CONNECTICUT 151,036$9,117,0000.06%
Mizuho Trust & Banking Co., Ltd. 142,485$8,795,0000.03%
IKOS CIF LTD 175$9,0000.02%
State of New Jersey Common Pension Fund A 75,000$4,527,0000.02%
SpiderRock Trading LLC 1,200$00.00%
View complete list of OMNICARE INC shareholders