Institutions Holding Put Options on Western Digital Corp (WDC)
This table provides information about the put option holders of Western Digital Corp (WDC). We have compiled data on the institutions that hold put options on the stock, with a total of 22.1 Million put options outstanding, which have been reported (via 13F filing form) to have a value of $3.48 Billion at the end of the reported quarter. These put option holders have the right, but not the obligation, to sell AAPL shares at a specified price within a certain time frame.
| Holding | Report Date | puts Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
5,366,100
puts
|
$847 Million
0.1% of portfolio
|
Q3 2025
Added 180.05%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
3,206,500
puts
|
$506 Million
0.05% of portfolio
|
Q3 2025
Added 122.67%
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
2,391,700
puts
|
$377 Million
0.05% of portfolio
|
Q3 2025
Added 106.55%
|
|
|
Walleye Trading LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
1,504,100
puts
|
$237 Million
0.29% of portfolio
|
Q3 2025
Added 26.34%
|
|
|
Peak6 LLC
Chicago, IL |
Nov 13, 2025 Q3 2025 |
1,310,500
puts
|
$207 Million
0.26% of portfolio
|
Q3 2025
Added 139.19%
|
|
|
Rokos Capital Management LLP
London, X0 |
Nov 14, 2025 Q3 2025 |
1,080,000
puts
|
$170 Million
0.57% of portfolio
|
Q3 2025
Added 71.43%
|
|
|
Squarepoint Ops LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
617,700
puts
|
$97.5 Million
0.08% of portfolio
|
Q3 2025
Added 174.05%
|
|
|
Saba Capital Management, L.P.
New York, NY |
Nov 14, 2025 Q3 2025 |
559,000
puts
|
$88.2 Million
2.01% of portfolio
|
Q3 2025
Added 1.49%
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
510,000
puts
|
$80.5 Million
0.03% of portfolio
|
Q3 2025
Added 104.0%
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
481,200
puts
|
$75.9 Million
0.08% of portfolio
|
Q3 2024
Added 53.05%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
448,800
puts
|
$70.8 Million
0.03% of portfolio
|
Q3 2025
Added 157.19%
|
|
|
Portman Square Capital LLP
London, X0 |
Oct 16, 2025 Q3 2025 |
420,800
puts
|
$66.4 Million
3.43% of portfolio
|
Q3 2025
Reduced 41.62%
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Nov 13, 2025 Q3 2025 |
412,500
puts
|
$65.1 Million
0.14% of portfolio
|
Q3 2025
Added 37.41%
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
335,700
puts
|
$53 Million
0.01% of portfolio
|
Q3 2025
Added 52.45%
|
|
|
Nomura Holdings Inc
Tokyo, M0 |
Nov 14, 2025 Q3 2025 |
310,500
puts
|
$49 Million
0.06% of portfolio
|
Q3 2025
Added 5.47%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
294,700
puts
|
$46.5 Million
0.02% of portfolio
|
Q3 2025
Reduced 15.0%
|
|
|
Qube Research & Technologies LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
258,200
puts
|
$40.8 Million
0.03% of portfolio
|
Q3 2025
Added 20.04%
|
|
|
Torno Capital, LLC
Cohasset, MA |
Nov 14, 2025 Q3 2025 |
248,800
puts
|
$39.3 Million
2.46% of portfolio
|
Q3 2025
New holding
|
|
|
Twin Tree Management, LP
Dallas, TX |
Nov 13, 2025 Q3 2025 |
226,400
puts
|
$35.7 Million
0.12% of portfolio
|
Q3 2025
Reduced 49.0%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
212,300
puts
|
$33.5 Million
0.13% of portfolio
|
Q3 2025
Added 843.56%
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Nov 14, 2025 Q3 2025 |
200,000
puts
|
$31.6 Million
0.22% of portfolio
|
Q3 2025
Added 33.33%
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
197,600
puts
|
$31.2 Million
0.02% of portfolio
|
Q3 2025
Added 47.13%
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
186,300
puts
|
$29.4 Million
0.1% of portfolio
|
Q3 2025
Added 49.04%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
176,700
puts
|
$27.9 Million
0.0% of portfolio
|
Q3 2025
Added 12.76%
|
|
|
Mizuho Markets Americas LLC
|
Oct 29, 2025 Q3 2025 |
170,488
puts
|
$26.9 Million
0.36% of portfolio
|
Q3 2025
New holding
|
|