SpiderRock Trading LLC - MERCK & CO INC NEW ownership

MERCK & CO INC NEW's ticker is and the CUSIP is 58933Y10. A total of 6 filers reported holding MERCK & CO INC NEW in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.9%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of MERCK & CO INC NEW
ValueSharesWeighting
Q4 2014$8,000
+14.3%
5,100
+82.1%
0.02%
-8.3%
Q3 2014$7,000
+250.0%
2,800
-6.7%
0.02%
+166.7%
Q2 2014$2,0003,000
+500.0%
0.01%
Q3 2013$0
-100.0%
500
-88.4%
0.00%
-100.0%
Q2 2013$8,0004,3000.06%
Other shareholders
MERCK & CO INC NEW shareholders Q2 2014
NameSharesValueWeighting ↓
BOYD WATTERSON ASSET MANAGEMENT LLC/OH 59,912$3,552,0001.56%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 4,531,546$268,630,0001.44%
Mizuho Trust & Banking Co., Ltd. 3,801,786$225,524,0000.85%
IKOS CIF LTD 9,568$569,0000.82%
WOOD ASSET MANAGEMENT INC 35,050$2,078,0000.77%
INGALLS & SNYDER LLC 226,833$13,446,0000.72%
SpiderRock Trading LLC 2,800$7,0000.02%
View complete list of MERCK & CO INC NEW shareholders