MERCK & CO INC's ticker is and the CUSIP is 58933Y955. A total of 10 filers reported holding MERCK & CO INC in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.1%.
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
SABBY MANAGEMENT, LLC | 5,234 | $29,797,000 | 1.09% |
Timber Hill LLC | 472,300 | $26,888,000 | 0.12% |
Allianz Asset Management GmbH | 979,400 | $55,757,000 | 0.06% |
SG Americas Securities, LLC | 1,264,200 | $3,160,000 | 0.02% |
Citadel Advisors | 400,800 | $22,818,000 | 0.02% |
GROUP ONE TRADING, L.P. | 22,500 | $1,281,000 | 0.02% |
Virtu KCG Holdings LLC | 17,000 | $968,000 | 0.02% |
SIMPLEX TRADING, LLC | 701 | $173,000 | 0.01% |