Quarterly Call Option Transactions in Cerus Corp (CERS)
This table provides information about the institutional ownership of Cerus Corp (CERS) during . The information is specifically focused on institutions that hold call options of CERUS CORP.
Calls Purchased
Calls Sold
| Quarter | Buy | Sell | Net Activity | |||||
|---|---|---|---|---|---|---|---|---|
| New Holding | Increment | Total Shares Bought | Closed Position | Reduction | Total Shares Sold | |||
| Q1 2021 | 29,400 | 200 | 29,600 | 103,500 | 30,800 | 134,300 | -104,700 | |
| Q2 2021 | 117,500 | 24,900 | 142,400 | 0 | 1,100 | 1,100 | 141,300 | |
| Q3 2021 | 14,600 | 1,441 | 16,041 | 89,400 | 12,700 | 102,100 | -86,059 | |
| Q4 2021 | 3,100 | 0 | 3,100 | 75,700 | 12,200 | 87,900 | -84,800 | |
| Q1 2022 | 105,100 | 19,800 | 124,900 | 15,500 | 0 | 15,500 | 109,400 | |
| Q2 2022 | 98,600 | 0 | 98,600 | 43,200 | 0 | 43,200 | 55,400 | |
| Q3 2022 | — | 174,100 | 0 | 174,100 | -174,100 | |||
| Q4 2022 | 231,900 | 0 | 231,900 | 140,500 | 0 | 140,500 | 91,400 | |
| Q1 2023 | 28,400 | 0 | 28,400 | 215,300 | 0 | 215,300 | -186,900 | |
| Q2 2023 | 8,700 | 0 | 8,700 | 85,800 | 0 | 85,800 | -77,100 | |
| Q3 2023 | 4,900 | 0 | 4,900 | 18,800 | 0 | 18,800 | -13,900 | |
| Q4 2023 | 5,900 | 0 | 5,900 | 2,900 | 0 | 2,900 | 3,000 | |
| Q1 2024 | 5,100 | 0 | 5,100 | — | 5,100 | |||