Institutions Holding Call Options on Ishares Biotechnology ETF (IBB)
This table provides information about the call option holders of Ishares Biotechnology ETF (IBB). We have compiled data on the institutions that hold call options on the stock, with a total of 3.52 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $577 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 |
|---|---|---|---|---|---|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
1,602,900
calls
|
$263 Million
0.54% of portfolio
|
N/A
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
395,900
calls
|
$65 Million
0.0% of portfolio
|
Q2 2024
New holding
|
|
|
Calamos Advisors LLC
|
Oct 20, 2025 Q3 2025 |
381,200
calls
|
$62.6 Million
0.29% of portfolio
|
Q3 2025
New holding
|
|
|
Jefferies Group LLC
New York, NY |
Sep 21, 2023 Q3 2022 |
192,500
calls
|
$31.6 Million
0.0% of portfolio
|
N/A
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
186,100
calls
|
$30.6 Million
0.0% of portfolio
|
N/A
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
181,900
calls
|
$29.9 Million
0.0% of portfolio
|
N/A
|
|
|
Peak6 LLC
Chicago, IL |
Nov 13, 2025 Q3 2025 |
142,800
calls
|
$23.4 Million
0.03% of portfolio
|
N/A
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Nov 13, 2025 Q3 2025 |
126,800
calls
|
$20.8 Million
0.05% of portfolio
|
N/A
|
|
|
Marshall Wace, LLP
London, X0 |
Nov 13, 2025 Q3 2025 |
78,700
calls
|
$12.9 Million
0.01% of portfolio
|
N/A
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
52,400
calls
|
$8.6 Million
0.0% of portfolio
|
N/A
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
50,000
calls
|
$8.21 Million
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
43,300
calls
|
$7.11 Million
0.0% of portfolio
|
N/A
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
34,200
calls
|
$5.62 Million
0.03% of portfolio
|
N/A
|
|
|
Twin Tree Management, LP
Dallas, TX |
Nov 13, 2025 Q3 2025 |
33,400
calls
|
$5.48 Million
0.02% of portfolio
|
Q3 2025
Reduced 89.38%
|
|
|
Walleye Trading LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
11,800
calls
|
$1.94 Million
0.0% of portfolio
|
N/A
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
2,250
calls
|
$369,427
0.0% of portfolio
|
Q3 2025
Reduced 0.27%
|
|
|
Cutler Group LP
|
Apr 19, 2024 Q1 2024 |
400
calls
|
$65,676
0.0% of portfolio
|
N/A
|
|