Citadel Advisors - AMGEN INC ownership

AMGEN INC's ticker is and the CUSIP is 031162900. A total of 5 filers reported holding AMGEN INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of AMGEN INC
ValueSharesWeighting
Q2 2016$41,400,000
+22.1%
272,100
+20.3%
0.05%
+7.0%
Q1 2016$33,899,000
-26.5%
226,100
-20.4%
0.04%
-14.0%
Q4 2015$46,102,000
-5.5%
284,000
-19.5%
0.05%
+8.7%
Q3 2015$48,772,000
+10.8%
352,600
+23.0%
0.05%
+21.1%
Q2 2015$44,014,000
+13.0%
286,700
+17.6%
0.04%
+2.7%
Q1 2015$38,955,000
+9.8%
243,700
+9.4%
0.04%
+5.7%
Q4 2014$35,474,000
+10.1%
222,700
-2.9%
0.04%
+2.9%
Q3 2014$32,222,000
+139.0%
229,400
+101.4%
0.03%
+126.7%
Q2 2014$13,482,000
-59.9%
113,900
-58.2%
0.02%
-61.5%
Q1 2014$33,610,000
+11.1%
272,500
+2.8%
0.04%0.0%
Q4 2013$30,252,000
-14.0%
265,000
-15.7%
0.04%
-27.8%
Q3 2013$35,172,000
+46.6%
314,200
+29.2%
0.05%
+31.7%
Q2 2013$23,994,000243,2000.04%
Other shareholders
AMGEN INC shareholders Q3 2013
NameSharesValueWeighting ↓
CenterStar Asset Management, LLC 3,500$940,6600.19%
Maven Securities LTD 56,600$15,211,8160.17%
Twin Tree Management, LP 237,100$63,722,9980.14%
NATIONAL BANK OF CANADA /FI/ 1,544$41,118,2640.06%
SIMPLEX TRADING, LLC 231,700$62,2710.05%
JANE STREET GROUP, LLC 386,200$103,795,1120.03%
IMC-Chicago, LLC 91,400$24,564,6640.02%
GROUP ONE TRADING, L.P. 18,300$4,918,3080.02%
Allianz Asset Management GmbH 28,900$7,767,1640.01%
SG Americas Securities, LLC 33,800$9740.01%
View complete list of AMGEN INC shareholders