Quarterly Put Option Transactions in Surface Oncology, Inc. (SURF)
This table provides information about the institutional ownership of Surface Oncology, Inc. (SURF). The information is specifically focused on institutions that hold put options of Surface Oncology, Inc..
Puts Purchased
Puts Sold
| Quarter | Buy | Sell | Net Activity | |||||
|---|---|---|---|---|---|---|---|---|
| New Holding | Increment | Total Shares Bought | Closed Position | Reduction | Total Shares Sold | |||
| Q4 2020 | 0 | 3,100 | 3,100 | — | 3,100 | |||
| Q1 2021 | 0 | 50,600 | 50,600 | 3,000 | 0 | 3,000 | 47,600 | |
| Q2 2021 | 20,800 | 18,800 | 39,600 | — | 39,600 | |||
| Q3 2021 | — | 36,200 | 100 | 36,300 | -36,300 | |||
| Q4 2021 | 700 | 3,800 | 4,500 | — | 4,500 | |||
| Q1 2022 | 400 | 0 | 400 | 2,600 | 0 | 2,600 | -2,200 | |
| Q2 2022 | 100 | 0 | 100 | — | 100 | |||
| Q3 2022 | — | — | 0 | |||||
| Q4 2022 | 0 | 7,100 | 7,100 | — | 7,100 | |||
| Q1 2023 | — | 3,200 | 0 | 3,200 | -3,200 | |||
| Q2 2023 | 0 | 20,000 | 20,000 | — | 20,000 | |||