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 3.86 Million call options outstanding, which have been reported (via 13F filing form) to have a value of $510 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 |
|---|---|---|---|---|---|
| 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
|
$212 Million
0.54% of portfolio
|
N/A
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
595,300
calls
|
$78.6 Million
0.01% of portfolio
|
N/A
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
433,600
calls
|
$57.3 Million
0.01% of portfolio
|
N/A
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
395,900
calls
|
$52.3 Million
0.0% of portfolio
|
Q2 2024
New holding
|
|
|
Twin Tree Management, LP
Dallas, TX |
Jul 28, 2025 Q2 2025 |
314,600
calls
|
$41.5 Million
0.08% of portfolio
|
Q2 2025
New holding
|
|
|
Jefferies Group LLC
New York, NY |
Sep 21, 2023 Q3 2022 |
192,500
calls
|
$25.4 Million
0.0% of portfolio
|
N/A
|
|
|
Jane Street Group, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
93,100
calls
|
$12.3 Million
0.0% of portfolio
|
N/A
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Aug 13, 2025 Q2 2025 |
75,900
calls
|
$10 Million
0.03% of portfolio
|
N/A
|
|
|
Wolverine Trading, LLC
Chicago, IL |
May 15, 2025 Q1 2025 |
50,900
calls
|
$6.72 Million
0.01% of portfolio
|
N/A
|
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
50,000
calls
|
$6.6 Million
0.0% of portfolio
|
N/A
|
|
|
Peak6 LLC
Chicago, IL |
Aug 13, 2025 Q2 2025 |
42,800
calls
|
$5.65 Million
0.01% of portfolio
|
N/A
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Aug 14, 2025 Q2 2025 |
19,100
calls
|
$2.52 Million
0.01% of portfolio
|
N/A
|
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
17,800
calls
|
$2.35 Million
0.01% of portfolio
|
N/A
|
|
|
Walleye Trading LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
8,500
calls
|
$1.12 Million
0.0% of portfolio
|
N/A
|
|
|
Marshall Wace, LLP
London, X0 |
Aug 13, 2025 Q2 2025 |
4,800
calls
|
$633,792
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Ubs Group Ag
|
Aug 14, 2025 Q2 2025 |
2,256
calls
|
$297,882
0.0% of portfolio
|
N/A
|
|
|
Cutler Group LP
|
Apr 19, 2024 Q1 2024 |
400
calls
|
$52,816
0.0% of portfolio
|
N/A
|