MERCK & CO INC's ticker is and the CUSIP is 58933Y955. A total of 6 filers reported holding MERCK & CO INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.1%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Allianz Asset Management GmbH | 3,525,300 | $207,534,000 | 0.19% |
| GROUP ONE TRADING, L.P. | 155,800 | $9,172,000 | 0.09% |
| Timber Hill LLC | 166,500 | $9,802,000 | 0.04% |
| SIMPLEX TRADING, LLC | 4,410 | $641,000 | 0.04% |
| SG Americas Securities, LLC | 1,983,000 | $1,468,000 | 0.01% |
| JPMORGAN CHASE & CO | 187,700 | $11,050,000 | 0.00% |