Citadel Advisors - MERCK & CO INC ownership

MERCK & CO INC's ticker is and the CUSIP is 58933Y905. A total of 6 filers reported holding MERCK & CO INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.7%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of MERCK & CO INC
ValueSharesWeighting
Q2 2016$32,953,000
+6.2%
572,000
-2.5%
0.04%
-5.1%
Q1 2016$31,026,000
+18.6%
586,400
+18.4%
0.04%
+34.5%
Q4 2015$26,162,000
-26.1%
495,300
-30.9%
0.03%
-14.7%
Q3 2015$35,392,000
+61.3%
716,600
+86.0%
0.03%
+78.9%
Q2 2015$21,935,000
+6.3%
385,300
+7.4%
0.02%
-5.0%
Q1 2015$20,630,000
+44.8%
358,900
+43.1%
0.02%
+42.9%
Q4 2014$14,243,000
-17.7%
250,800
-14.1%
0.01%
-22.2%
Q3 2014$17,304,000
+45.6%
291,900
+42.0%
0.02%
+28.6%
Q2 2014$11,888,000
-33.3%
205,500
-34.5%
0.01%
-33.3%
Q1 2014$17,814,000
-36.7%
313,800
-44.2%
0.02%
-43.2%
Q4 2013$28,148,000
+27.3%
562,400
+21.1%
0.04%
+8.8%
Q3 2013$22,120,000
-21.8%
464,600
-23.7%
0.03%
-30.6%
Q2 2013$28,293,000609,1000.05%
Other shareholders
MERCK & CO INC shareholders Q2 2013
NameSharesValueWeighting ↓
Fore Capital, LLC 150,000$11,267,0005.79%
Sofinnova Investments, Inc. 600,000$45,066,0002.67%
Maven Securities LTD 38,300$2,877,0000.09%
GROUP ONE TRADING, L.P. 1,116,100$83,830,0000.09%
SIMPLEX TRADING, LLC 1,295,000$40,046,0000.04%
JPMORGAN CHASE & CO 3,091,300$232,188,0000.03%
Allianz Asset Management GmbH 66,200$4,972,0000.00%
SG Americas Securities, LLC 50,000$48,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
Atlas Private Wealth Advisors 1$00.00%
View complete list of MERCK & CO INC shareholders