Institutions Holding Put Options on Alkermes Plc. (ALKS)
This table provides information about the put option holders of Alkermes Plc. (ALKS). We have compiled data on the institutions that hold put options on the stock, with a total of 427,000 put options outstanding, which have been reported (via 13F filing form) to have a value of $11.7 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 |
|---|---|---|---|---|---|
| Holding | Report Date | puts Held | Holding Value (Reported) | Last Trade | Trade History |
|
Parkman Healthcare Partners LLC
Stamford, CT |
Aug 14, 2025 Q2 2025 |
200,000
puts
|
$5.47 Million
0.77% of portfolio
|
Q2 2025
New holding
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
144,800
puts
|
$3.96 Million
0.0% of portfolio
|
Q2 2025
Added 65.86%
|
|
|
Ubs Oconnor LLC
Chicago, IL |
Aug 14, 2025 Q2 2025 |
25,000
puts
|
$684,000
0.03% of portfolio
|
Q2 2025
New holding
|
|
|
Jefferies Group LLC
New York, NY |
Sep 21, 2023 Q3 2022 |
19,100
puts
|
$522,576
0.0% of portfolio
|
Q3 2022
New holding
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Aug 14, 2025 Q2 2025 |
17,000
puts
|
$465,120
0.01% of portfolio
|
Q2 2025
Reduced 91.5%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
11,400
puts
|
$311,904
0.0% of portfolio
|
Q2 2025
Reduced 50.43%
|
|
|
Wolverine Trading, LLC
Chicago, IL |
Aug 18, 2025 Q2 2025 |
9,600
puts
|
$262,656
0.0% of portfolio
|
Q2 2025
Reduced 1.03%
|
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
100
puts
|
$2,736
0.0% of portfolio
|
Q2 2025
New holding
|