Institutions Holding Call Options on Western Digital Corp (WDC)
This table provides information about the call option holders of Western Digital Corp (WDC). We have compiled data on the institutions that hold call options on the stock, with a total of 18.4 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $2.9 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 |
|---|---|---|---|---|---|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
4,122,000
calls
|
$651 Million
0.08% of portfolio
|
N/A
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
3,046,800
calls
|
$481 Million
0.04% of portfolio
|
N/A
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
1,451,300
calls
|
$229 Million
0.03% of portfolio
|
N/A
|
|
|
Walleye Trading LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
1,364,600
calls
|
$215 Million
0.27% of portfolio
|
N/A
|
|
|
Peak6 LLC
Chicago, IL |
Nov 13, 2025 Q3 2025 |
1,109,900
calls
|
$175 Million
0.22% of portfolio
|
N/A
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
800,000
calls
|
$126 Million
0.0% of portfolio
|
Q2 2024
New holding
|
|
|
Nomura Holdings Inc
Tokyo, M0 |
Nov 14, 2025 Q3 2025 |
730,500
calls
|
$115 Million
0.15% of portfolio
|
N/A
|
|
|
Squarepoint Ops LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
660,800
calls
|
$104 Million
0.08% of portfolio
|
N/A
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
492,500
calls
|
$77.7 Million
0.03% of portfolio
|
N/A
|
|
|
Rokos Capital Management LLP
London, X0 |
Nov 14, 2025 Q3 2025 |
455,000
calls
|
$71.8 Million
0.24% of portfolio
|
N/A
|
|
|
Lmr Partners LLP
London, X0 |
Nov 14, 2025 Q3 2025 |
431,400
calls
|
$68.1 Million
0.29% of portfolio
|
N/A
|
|
|
Bank Of America Corp
Charlotte, NC |
Nov 14, 2025 Q3 2025 |
401,000
calls
|
$63.3 Million
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
388,600
calls
|
$61.3 Million
0.04% of portfolio
|
N/A
|
|
|
Qube Research & Technologies LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
337,900
calls
|
$53.3 Million
0.04% of portfolio
|
N/A
|
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
322,400
calls
|
$50.9 Million
0.06% of portfolio
|
N/A
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
300,200
calls
|
$47.4 Million
0.01% of portfolio
|
N/A
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
290,000
calls
|
$45.8 Million
0.02% of portfolio
|
N/A
|
|
|
Hap Trading, LLC
New York, NY |
Aug 13, 2025 Q2 2025 |
259,000
calls
|
$40.9 Million
0.56% of portfolio
|
N/A
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Nov 13, 2025 Q3 2025 |
208,100
calls
|
$32.8 Million
0.07% of portfolio
|
N/A
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
183,400
calls
|
$28.9 Million
0.03% of portfolio
|
N/A
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
172,800
calls
|
$27.3 Million
0.0% of portfolio
|
N/A
|
|
|
Balyasny Asset Management LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
154,600
calls
|
$24.4 Million
0.03% of portfolio
|
N/A
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
114,600
calls
|
$18.1 Million
0.06% of portfolio
|
N/A
|
|
|
Park West Asset Management LLC
Larkspur, CA |
Nov 14, 2025 Q3 2025 |
100,000
calls
|
$15.8 Million
1.21% of portfolio
|
Q3 2025
New holding
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
98,500
calls
|
$15.5 Million
0.06% of portfolio
|
N/A
|
|