Institutions Holding Call Options on Marketaxess Holdings Inc (MKTX)
This table provides information about the call option holders of Marketaxess Holdings Inc (MKTX). We have compiled data on the institutions that hold call options on the stock, with a total of 1.1 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $192 Million 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 |
|---|---|---|---|---|---|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
722,000
calls
|
$126 Million
0.06% of portfolio
|
Q3 2025
New holding
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
212,500
calls
|
$37.2 Million
0.0% of portfolio
|
N/A
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
69,500
calls
|
$12.2 Million
0.0% of portfolio
|
N/A
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
50,000
calls
|
$8.75 Million
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Twin Tree Management, LP
Dallas, TX |
Nov 13, 2025 Q3 2025 |
24,700
calls
|
$4.32 Million
0.02% of portfolio
|
Q3 2025
Reduced 60.1%
|
|
|
Crawford Fund Management, LLC
Boston, MA |
Nov 14, 2025 Q3 2025 |
9,000
calls
|
$1.57 Million
0.25% of portfolio
|
Q3 2025
Added 275.0%
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
5,700
calls
|
$997,329
0.0% of portfolio
|
N/A
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
2,100
calls
|
$367,437
0.0% of portfolio
|
N/A
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
1,600
calls
|
$279,952
0.0% of portfolio
|
N/A
|
|
|
Toroso Investments, LLC
Massapequa, NY |
Nov 14, 2025 Q3 2025 |
600
calls
|
$104,982
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Walleye Trading LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
100
calls
|
$17,497
0.0% of portfolio
|
N/A
|