Put Options Transactions Made in Q4 2023 in Alnylam Pharmaceuticals, Inc. (ALNY)
This table provides information about the institutional ownership of Alnylam Pharmaceuticals, Inc. (ALNY) during Q4 2023. The information is specifically focused on institutions that hold put options of ALNYLAM PHARMACEUTICALS, INC..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Feb 14, 2024
Q4 2023
|
Adar1 Capital Management, LLC
Austin, TX |
BUY
|
PUT |
229KNew |
$34.6M - $44.9M
|
229K
$58M
|
|
|
Feb 14, 2024
Q4 2023
|
Ikarian Capital, LLC
Dallas, TX |
BUY
|
PUT |
98.6KNew |
$14.9M - $19.4M
|
98.6K
$25M
|
|
|
Feb 14, 2024
Q4 2023
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
PUT |
78.7K+ 452.3% |
$11.9M - $15.5M
|
96.1K
$24.4M
|
|
|
Feb 15, 2024
Q4 2023
|
Barclays PLC
London, X0 |
BUY
|
PUT |
60.2KNew |
$9.11M - $11.8M
|
60.2K
$15.3M
|
|
|
Feb 14, 2024
Q4 2023
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
PUT |
34.7K+ 35.92% |
$5.25M - $6.82M
|
131K
$33.3M
|
|
|
Feb 14, 2024
Q4 2023
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
27K+ 7.18% |
$4.09M - $5.31M
|
403K
$102M
|
|
|
Feb 14, 2024
Q4 2023
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
PUT |
24.4KNew |
$3.69M - $4.8M
|
24.4K
$6.2M
|
|
|
Feb 14, 2024
Q4 2023
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
16.4K+ 17.32% |
$2.48M - $3.22M
|
111K
$28.2M
|
|
|
Feb 14, 2024
Q4 2023
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
PUT |
11.1K+ 358.06% |
$1.68M - $2.18M
|
14.2K
$3.61M
|
|
|
Feb 09, 2024
Q4 2023
|
Ubs Group Ag
|
BUY
|
PUT |
9.7K+ 202.08% |
$1.47M - $1.91M
|
14.5K
$3.68M
|
|
|
Feb 14, 2024
Q4 2023
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
PUT |
6.9K+ 62.73% |
$1.04M - $1.36M
|
17.9K
$4.54M
|
|
|
Feb 09, 2024
Q4 2023
|
Citigroup Inc
|
BUY
|
PUT |
5.1K+ 25.63% |
$772K - $1M
|
25K
$6.35M
|
|
|
Feb 14, 2024
Q4 2023
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
PUT |
4.6KNew |
$696K - $904K
|
4.6K
$1.17M
|
|
|
Feb 14, 2024
Q4 2023
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
PUT |
4.1K+ 37.27% |
$621K - $806K
|
15.1K
$3.83M
|
|
|
Feb 01, 2024
Q4 2023
|
Wolverine Asset Management LLC
|
BUY
|
PUT |
2KNew |
$303K - $393K
|
2K
$508K
|
|
|
Feb 13, 2024
Q4 2023
|
Peak6 Investments LLC
Chicago, IL |
BUY
|
PUT |
1K+ 2.62% |
$151K - $197K
|
39.1K
$9.93M
|
|
|
Feb 14, 2024
Q4 2023
|
Gts Securities LLC
New York, NY |
SELL
|
PUT |
-3.1K- 8.22% |
$469K - $609K
|
34.6K
$8.79M
|
|
|
Feb 14, 2024
Q4 2023
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
PUT |
-4.9K- 64.47% |
$742K - $963K
|
2.7K
$686K
|