Institutions Holding Put Options on Repligen Corp (RGEN)
This table provides information about the put option holders of Repligen Corp (RGEN). We have compiled data on the institutions that hold put options on the stock, with a total of 679,400 put options outstanding, which have been reported (via 13F filing form) to have a value of $82.5 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 |
---|---|---|---|---|---|
Jane Street Group, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
341,900
puts
|
$41.5 Million
0.01% of portfolio
|
Q2 2025
Added 74.08%
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
115,900
puts
|
$14.1 Million
0.0% of portfolio
|
Q2 2025
Reduced 10.02%
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
80,000
puts
|
$9.71 Million
0.0% of portfolio
|
Q2 2025
New holding
|
|
Caption Management, LLC
Oklahoma City, OK |
Aug 14, 2025 Q2 2025 |
50,000
puts
|
$6.07 Million
0.08% of portfolio
|
Q4 2024
Added 400.0%
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
46,400
puts
|
$5.63 Million
0.0% of portfolio
|
Q2 2025
Added 57.82%
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Aug 14, 2025 Q2 2025 |
20,000
puts
|
$2.43 Million
0.0% of portfolio
|
Q1 2025
Reduced 55.56%
|
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
15,000
puts
|
$1.82 Million
0.0% of portfolio
|
Q4 2024
New holding
|
|
Verition Fund Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
8,500
puts
|
$1.03 Million
0.01% of portfolio
|
Q2 2025
Reduced 7.61%
|
|
Walleye Trading LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
1,700
puts
|
$206,380
0.0% of portfolio
|
Q1 2025
Reduced 87.31%
|