MERCK & CO INC's ticker is and the CUSIP is 58933Y905. A total of 13 filers reported holding MERCK & CO INC in Q3 2019. The put-call ratio across all filers is - and the average weighting 0.3%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ARDSLEY ADVISORY PARTNERS LP | 100,000 | $6,070,000 | 0.91% |
| GROUP ONE TRADING, L.P. | 718,100 | $43,589,000 | 0.37% |
| BOOTHBAY FUND MANAGEMENT, LLC | 315 | $1,912,000 | 0.17% |
| SIMPLEX TRADING, LLC | 3,176 | $19,278,000 | 0.08% |
| Allianz Asset Management GmbH | 251,000 | $15,236,000 | 0.02% |
| SG Americas Securities, LLC | 759,400 | $1,399,000 | 0.01% |
| Focused Wealth Management, Inc | 16,000 | $30,000 | 0.01% |
| Claybrook Capital, LLC | 175 | $14,000 | 0.01% |
| JPMORGAN CHASE & CO | 487,200 | $29,573,000 | 0.01% |
| SevenBridge Financial Group, LLC | 20 | $1,000 | 0.00% |