SABBY MANAGEMENT, LLC - AMGEN INC ownership

AMGEN INC's ticker is and the CUSIP is 031162900. A total of 7 filers reported holding AMGEN INC in Q3 2016. The put-call ratio across all filers is 0.00 and the average weighting 0.3%.

Quarter-by-quarter ownership
SABBY MANAGEMENT, LLC ownership history of AMGEN INC
ValueSharesWeighting
Q1 2017$13,093,000
+197.5%
798
+165.1%
0.71%
+175.8%
Q4 2016$4,401,000
-89.7%
301
-88.3%
0.26%
-84.0%
Q3 2016$42,853,000
+363.8%
2,569
+342.9%
1.60%
+449.7%
Q4 2014$9,239,000
-40.4%
580
-47.4%
0.29%
-50.9%
Q3 2014$15,493,0001,1030.60%
Other shareholders
AMGEN INC shareholders Q3 2016
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