Put Options Transactions Made in Q4 2019 in Global Blood Therapeutics, Inc. (GBT)
This table provides information about the institutional ownership of Global Blood Therapeutics, Inc. (GBT) during Q4 2019. The information is specifically focused on institutions that hold put options of Global Blood Therapeutics, Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Feb 14, 2020
Q4 2019
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
8.7K+ 112.99% |
$398K - $712K
|
16.4K
$0
|
|
|
Feb 14, 2020
Q4 2019
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
PUT |
4.9KNew |
$224K - $401K
|
4.9K
$0
|
|
|
Feb 10, 2020
Q4 2019
|
Barclays PLC
London, X0 |
BUY
|
PUT |
100+ 8.33% |
$4.57K - $8.19K
|
1.3K
$0
|
|
|
Feb 06, 2020
Q4 2019
|
Cutler Group LP
|
SELL
|
PUT |
-1.7K- 65.38% |
$77.7K - $139K
|
900
$0
|
|
|
Feb 12, 2020
Q4 2019
|
Wolverine Trading, LLC
Chicago, IL |
SELL
|
PUT |
-4.2K- 28.77% |
$192K - $344K
|
10.4K
$0
|
|
|
Feb 13, 2020
Q4 2019
|
Peak6 Investments LLC
Chicago, IL |
SELL
|
PUT |
-10.6KClosed |
$484K - $868K
|
0
$0
|
|
|
Feb 14, 2020
Q4 2019
|
Walleye Trading LLC
Plymouth, MN |
SELL
|
PUT |
-11.1K- 69.38% |
$507K - $909K
|
4.9K
$0
|
|
|
Feb 13, 2020
Q4 2019
|
Jefferies Group LLC
New York, NY |
SELL
|
PUT |
-22.3K- 57.77% |
$1.02M - $1.83M
|
16.3K
$0
|
|
|
Feb 14, 2020
Q4 2019
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
PUT |
-43.8K- 91.25% |
$2M - $3.59M
|
4.2K
$0
|
|
|
Feb 13, 2020
Q4 2019
|
Laurion Capital Management LP
New York, NY |
SELL
|
PUT |
-100KClosed |
$4.57M - $8.19M
|
0
$0
|