Institutions Holding Call Options on Merck & Co., Inc. (MRK)
This table provides information about the call option holders of Merck & Co., Inc. (MRK). We have compiled data on the institutions that hold call options on the stock, with a total of 29.2 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $2.42 Billion at the end of the reported quarter. These call option holders have the right, but not the obligation, to buy AAPL shares at a specified price within a certain time frame.
| Holding | Report Date | calls Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Aug 14, 2025 Q2 2025 |
219,900
calls
|
$18.2 Million
0.09% of portfolio
|
N/A
|
|
|
Lombard Odier Asset Management (Usa) Corp
New York, NY |
Aug 14, 2025 Q2 2025 |
195,000
calls
|
$16.1 Million
1.29% of portfolio
|
Q1 2025
Added 85.71%
|
|
|
Eisler Capital Management Ltd.
London, X0 |
Aug 12, 2025 Q2 2025 |
149,600
calls
|
$12.4 Million
0.07% of portfolio
|
N/A
|
|
|
Wells Fargo & Company
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
145,000
calls
|
$12 Million
0.0% of portfolio
|
N/A
|
|
|
Allianz Asset Management Gmb H
Munich, 2M |
Jul 28, 2025 Q2 2025 |
132,700
calls
|
$11 Million
0.01% of portfolio
|
N/A
|
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
130,800
calls
|
$10.8 Million
0.02% of portfolio
|
N/A
|
|
|
Wolverine Asset Management LLC
|
Aug 04, 2025 Q2 2025 |
104,800
calls
|
$8.68 Million
0.16% of portfolio
|
N/A
|
|
|
Point72 (Difc) LTD
Dubai, C0 |
Aug 14, 2025 Q2 2025 |
78,400
calls
|
$6.49 Million
0.23% of portfolio
|
N/A
|
|
|
Volterra Technologies LP
New York, NY |
Aug 14, 2025 Q2 2025 |
64,600
calls
|
$5.35 Million
0.65% of portfolio
|
N/A
|
|
|
Hsbc Holdings PLC
London, X0 |
Aug 13, 2025 Q2 2025 |
62,400
calls
|
$5.17 Million
0.0% of portfolio
|
Q1 2025
Reduced 1.27%
|
|
|
Peak6 LLC
Chicago, IL |
Aug 13, 2025 Q2 2025 |
61,700
calls
|
$5.11 Million
0.01% of portfolio
|
N/A
|
|
|
Capstone Investment Advisors, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
50,600
calls
|
$4.19 Million
0.01% of portfolio
|
N/A
|
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
50,300
calls
|
$4.17 Million
0.0% of portfolio
|
N/A
|
|
|
Bank Of Montreal
Toronto, A6 |
Aug 05, 2025 Q2 2025 |
50,000
calls
|
$4.14 Million
0.0% of portfolio
|
N/A
|
|
|
Calamos Advisors LLC
|
Aug 08, 2025 Q2 2025 |
41,000
calls
|
$3.4 Million
0.02% of portfolio
|
Q2 2025
New holding
|
|
|
Eisler Capital (Us) LLC
New York, NY |
Nov 14, 2024 Q3 2024 |
37,900
calls
|
$3.14 Million
0.09% of portfolio
|
N/A
|
|
|
Balyasny Asset Management LLC
Chicago, IL |
Aug 14, 2025 Q2 2025 |
26,600
calls
|
$2.2 Million
0.0% of portfolio
|
N/A
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
26,500
calls
|
$2.19 Million
0.01% of portfolio
|
N/A
|
|
|
Jefferies Financial Group Inc.
New York, NY |
Aug 12, 2025 Q2 2025 |
22,500
calls
|
$1.86 Million
0.02% of portfolio
|
N/A
|
|
|
Laurion Capital Management LP
New York, NY |
Aug 14, 2025 Q2 2025 |
21,700
calls
|
$1.8 Million
0.03% of portfolio
|
Q1 2025
Reduced 2.69%
|
|
|
Davenport & CO LLC
|
Jul 22, 2025 Q2 2025 |
21,700
calls
|
$1.8 Million
0.01% of portfolio
|
Q2 2025
Added 10.15%
|
|
|
Hap Trading, LLC
New York, NY |
Aug 13, 2025 Q2 2025 |
19,100
calls
|
$1.58 Million
0.01% of portfolio
|
N/A
|
|
|
Alphadyne Asset Management LP
New York, NY |
Aug 14, 2025 Q2 2025 |
18,800
calls
|
$1.56 Million
0.27% of portfolio
|
N/A
|
|
|
Sig Brokerage, LP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
16,000
calls
|
$1.32 Million
0.03% of portfolio
|
Q2 2025
Reduced 5.88%
|
|
|
Drw Securities, LLC
Chicago, IL |
Aug 14, 2025 Q2 2025 |
12,800
calls
|
$1.06 Million
0.02% of portfolio
|
N/A
|