Quarterly Put Option Transactions in Global Blood Therapeutics, Inc. (GBT)
This table provides information about the institutional ownership of Global Blood Therapeutics, Inc. (GBT). The information is specifically focused on institutions that hold put options of Global Blood Therapeutics, Inc..
Puts Purchased
Puts Sold
| Quarter | Buy | Sell | Net Activity | |||||
|---|---|---|---|---|---|---|---|---|
| New Holding | Increment | Total Shares Bought | Closed Position | Reduction | Total Shares Sold | |||
| Q3 2019 | 41,000 | 100,000 | 141,000 | 54,400 | 16,000 | 70,400 | 70,600 | |
| Q4 2019 | 8,800 | 4,900 | 13,700 | 83,100 | 110,600 | 193,700 | -180,000 | |
| Q1 2020 | 150,900 | 27,000 | 177,900 | 5,600 | 9,100 | 14,700 | 163,200 | |
| Q2 2020 | 76,400 | 149,100 | 225,500 | 101,400 | 41,100 | 142,500 | 83,000 | |
| Q3 2020 | 18,100 | 80,600 | 98,700 | 234,800 | 15,000 | 249,800 | -151,100 | |
| Q4 2020 | 447,600 | 20,635 | 468,235 | 3,635 | 70,000 | 73,635 | 394,600 | |
| Q1 2021 | — | 265,400 | 2,100 | 267,500 | -267,500 | |||
| Q2 2021 | 4,200 | 40,000 | 44,200 | 114,800 | 0 | 114,800 | -70,600 | |
| Q3 2021 | 44,000 | 0 | 44,000 | 39,100 | 0 | 39,100 | 4,900 | |
| Q4 2021 | 3,000 | 12,000 | 15,000 | 42,300 | 0 | 42,300 | -27,300 | |
| Q1 2022 | 209,800 | 0 | 209,800 | 600 | 42,000 | 42,600 | 167,200 | |
| Q2 2022 | 30,000 | 30,000 | 60,000 | 0 | 10,500 | 10,500 | 49,500 | |
| Q3 2022 | 311,500 | 559,823 | 871,323 | 45,200 | 0 | 45,200 | 826,123 | |