MERCK & CO INC's ticker is and the CUSIP is 58933Y905. A total of 9 filers reported holding MERCK & CO INC in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SABBY MANAGEMENT, LLC | 18,222 | $102,535,000 | 9.34% |
| GROUP ONE TRADING, L.P. | 365,000 | $20,539,000 | 0.14% |
| Capital Markets Trading UK LLP | 20,000 | $1,711,000 | 0.07% |
| All Terrain Financial Advisors, LLC | 1,000 | $56,000 | 0.03% |
| Allianz Asset Management GmbH | 509,800 | $28,686,000 | 0.02% |
| SIMPLEX TRADING, LLC | 2,614 | $142,000 | 0.01% |
| SG Americas Securities, LLC | 977,500 | $585,000 | 0.01% |
| JPMORGAN CHASE & CO | 286,300 | $16,110,000 | 0.00% |
| SevenBridge Financial Group, LLC | 20 | $0 | 0.00% |