MERCK & CO INC's ticker is and the CUSIP is 58933Y905. A total of 11 filers reported holding MERCK & CO INC in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $2,098,000 | -87.4% | 1 | -90.9% | 0.55% | -90.8% |
| Q2 2019 | $16,638,000 | +1.3% | 11 | 0.0% | 5.96% | -3.3% |
| Q1 2019 | $16,418,000 | +149154.5% | 11 | 0.0% | 6.16% | +87928.6% |
| Q4 2018 | $11,000 | +57.1% | 11 | -45.0% | 0.01% | +75.0% |
| Q3 2018 | $7,000 | +600.0% | 20 | 0.0% | 0.00% | +300.0% |
| Q2 2018 | $1,000 | 0.0% | 20 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $1,000 | – | 20 | 0.0% | 0.00% | – |
| Q4 2017 | $0 | -100.0% | 20 | 0.0% | 0.00% | -100.0% |
| Q3 2017 | $2,000 | -50.0% | 20 | 0.0% | 0.00% | -50.0% |
| Q2 2017 | $4,000 | 0.0% | 20 | 0.0% | 0.00% | -33.3% |
| Q1 2017 | $4,000 | – | 20 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 3,584,100 | $294,075,000 | 0.29% |
| SIMPLEX TRADING, LLC | 1,530,300 | $93,611,000 | 0.09% |
| HBK INVESTMENTS L P | 137,300 | $11,265,000 | 0.05% |
| IMC-Chicago, LLC | 399,900 | $32,812,000 | 0.03% |
| Maven Securities LTD | 9,000 | $738,000 | 0.03% |
| CTC LLC | 2,724 | $22,326,000 | 0.01% |
| Allianz Asset Management GmbH | 49,100 | $4,029,000 | 0.00% |
| JPMORGAN CHASE & CO | 284,010 | $23,303,000 | 0.00% |
| SG Americas Securities, LLC | 84,900 | $89,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |