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 30.1 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $2.79 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 |
|---|---|---|---|---|---|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
6,198,500
calls
|
$576 Million
0.06% of portfolio
|
N/A
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
5,917,500
calls
|
$549 Million
0.08% of portfolio
|
N/A
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
2,221,200
calls
|
$206 Million
0.03% of portfolio
|
N/A
|
|
|
Bank Of America Corp
Charlotte, NC |
Nov 14, 2025 Q3 2025 |
1,654,100
calls
|
$154 Million
0.01% of portfolio
|
N/A
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
1,128,600
calls
|
$105 Million
0.06% of portfolio
|
N/A
|
|
|
Qube Research & Technologies LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
1,123,700
calls
|
$104 Million
0.1% of portfolio
|
N/A
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
1,113,000
calls
|
$103 Million
0.04% of portfolio
|
N/A
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Nov 13, 2025 Q3 2025 |
1,079,700
calls
|
$100 Million
0.25% of portfolio
|
N/A
|
|
|
Exodus Point Capital Management, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,000,000
calls
|
$92.9 Million
0.92% of portfolio
|
Q3 2025
Added 300.0%
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
840,600
calls
|
$78.1 Million
0.05% of portfolio
|
N/A
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
804,100
calls
|
$74.7 Million
0.03% of portfolio
|
N/A
|
|
|
Wells Fargo & Company
San Francisco, CA |
Nov 13, 2025 Q3 2025 |
755,000
calls
|
$70.1 Million
0.01% of portfolio
|
N/A
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
660,200
calls
|
$61.3 Million
0.01% of portfolio
|
N/A
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
589,346
calls
|
$54.7 Million
0.01% of portfolio
|
N/A
|
|
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
Nov 14, 2025 Q3 2025 |
442,200
calls
|
$41.1 Million
0.07% of portfolio
|
N/A
|
|
|
Toronto Dominion Bank
Toronto, Ontario, A6 |
Nov 14, 2025 Q3 2025 |
408,500
calls
|
$37.9 Million
0.06% of portfolio
|
Q3 2025
New holding
|
|
|
Eisler Capital Management Ltd.
London, X0 |
Nov 13, 2025 Q3 2025 |
362,200
calls
|
$33.6 Million
0.13% of portfolio
|
N/A
|
|
|
Squarepoint Ops LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
342,100
calls
|
$31.8 Million
0.03% of portfolio
|
N/A
|
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
325,200
calls
|
$30.2 Million
0.04% of portfolio
|
N/A
|
|
|
Walleye Capital LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
270,700
calls
|
$25.1 Million
0.09% of portfolio
|
N/A
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
263,400
calls
|
$24.5 Million
0.0% of portfolio
|
N/A
|
|
|
Lombard Odier Asset Management (Usa) Corp
New York, NY |
Nov 14, 2025 Q3 2025 |
260,000
calls
|
$24.1 Million
1.58% of portfolio
|
Q3 2025
Added 33.33%
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Nov 14, 2025 Q3 2025 |
247,000
calls
|
$22.9 Million
0.19% of portfolio
|
N/A
|
|
|
Eisler Capital (Uk) Ltd.
London, X0 |
Nov 14, 2024 Q3 2024 |
231,263
calls
|
$21.5 Million
0.12% of portfolio
|
N/A
|
|
|
Walleye Trading LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
209,100
calls
|
$19.4 Million
0.03% of portfolio
|
N/A
|
|