Institutions Holding Put Options on Star Bulk Carriers Corp. (SBLK)
This table provides information about the put option holders of Star Bulk Carriers Corp. (SBLK). We have compiled data on the institutions that hold put options on the stock, with a total of 1.24 Million put options outstanding, which have been reported (via 13F filing form) to have a value of $23.3 Million 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 |
|---|---|---|---|---|---|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
734,900
puts
|
$13.8 Million
0.0% of portfolio
|
Q2 2025
Added 43.54%
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
123,500
puts
|
$2.32 Million
0.01% of portfolio
|
Q3 2024
New holding
|
|
|
Walleye Capital LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
92,400
puts
|
$1.74 Million
0.01% of portfolio
|
Q2 2025
Reduced 33.43%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
85,500
puts
|
$1.61 Million
0.0% of portfolio
|
Q2 2025
Reduced 54.08%
|
|
|
Walleye Trading LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
66,800
puts
|
$1.26 Million
0.0% of portfolio
|
Q2 2025
Reduced 26.99%
|
|
|
Capital Fund Management S.A.
Paris, I0 |
Aug 13, 2025 Q2 2025 |
64,800
puts
|
$1.22 Million
0.0% of portfolio
|
Q2 2025
Reduced 50.91%
|
|
|
Sig Brokerage, LP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
30,000
puts
|
$563,700
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Aug 14, 2025 Q2 2025 |
28,000
puts
|
$526,120
0.01% of portfolio
|
Q1 2025
New holding
|
|
|
Jane Street Group, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
15,200
puts
|
$285,608
0.0% of portfolio
|
Q2 2025
Reduced 40.39%
|