Call Options Transactions Made in Q1 2023 in Merrimack Pharmaceuticals Inc (MACK)
This table provides information about the institutional ownership of Merrimack Pharmaceuticals Inc (MACK) during Q1 2023. The information is specifically focused on institutions that hold call options of MERRIMACK PHARMACEUTICALS INC.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
May 15, 2023
Q1 2023
|
Belvedere Trading LLC
|
BUY
|
CALL |
2.7K+ 7.85% |
$30.6K - $33.3K
|
37.1K
$561K
|
|
|
May 15, 2023
Q1 2023
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
CALL |
1.2K+ 0.37% |
$13.6K - $14.8K
|
325K
$4.92M
|
|
|
May 16, 2023
Q1 2023
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
CALL |
-19.1K- 51.76% |
$217K - $235K
|
17.8K
$269K
|