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%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CenterStar Asset Management, LLC | 3,500 | $940,660 | 0.19% |
| Maven Securities LTD | 56,600 | $15,211,816 | 0.17% |
| Twin Tree Management, LP | 237,100 | $63,722,998 | 0.14% |
| NATIONAL BANK OF CANADA /FI/ | 1,544 | $41,118,264 | 0.06% |
| SIMPLEX TRADING, LLC | 231,700 | $62,271 | 0.05% |
| JANE STREET GROUP, LLC | 386,200 | $103,795,112 | 0.03% |
| IMC-Chicago, LLC | 91,400 | $24,564,664 | 0.02% |
| GROUP ONE TRADING, L.P. | 18,300 | $4,918,308 | 0.02% |
| Allianz Asset Management GmbH | 28,900 | $7,767,164 | 0.01% |
| SG Americas Securities, LLC | 33,800 | $974 | 0.01% |