Quarterly Put Option Transactions in Biogen Inc. (BIIB)
This table provides information about the institutional ownership of Biogen Inc. (BIIB). The information is specifically focused on institutions that hold put options of BIOGEN INC..
Puts Purchased
Puts Sold
| Quarter | Buy | Sell | Net Activity | |||||
|---|---|---|---|---|---|---|---|---|
| New Holding | Increment | Total Shares Bought | Closed Position | Reduction | Total Shares Sold | |||
| Q2 2021 | 5,929,800 | 211,799 | 6,141,599 | 5,570,918 | 600,000 | 6,170,918 | -29,319 | |
| Q3 2021 | 993,100 | 178,600 | 1,171,700 | 277,300 | 25,300 | 302,600 | 869,100 | |
| Q4 2021 | 676,734 | 73,300 | 750,034 | 226,500 | 0 | 226,500 | 523,534 | |
| Q1 2022 | 148,600 | 53,000 | 201,600 | 1,952,100 | 25,500 | 1,977,600 | -1,776,000 | |
| Q2 2022 | 523,100 | 54,250 | 577,350 | 71,900 | 50,000 | 121,900 | 455,450 | |
| Q3 2022 | 1,713,404 | 457,100 | 2,170,504 | 406,665 | 0 | 406,665 | 1,763,839 | |
| Q4 2022 | 306,304 | 243,200 | 549,504 | 720,100 | 0 | 720,100 | -170,596 | |
| Q1 2023 | 11,400 | 58,200 | 69,600 | 2,046,335 | 19,000 | 2,065,335 | -1,995,735 | |
| Q2 2023 | 153,267 | 308,000 | 461,267 | 694,800 | 0 | 694,800 | -233,533 | |
| Q3 2023 | 155,000 | 119,200 | 274,200 | 425,385 | 0 | 425,385 | -151,185 | |
| Q4 2023 | 228,122 | 40,300 | 268,422 | 246,900 | 0 | 246,900 | 21,522 | |
| Q1 2024 | 65,300 | 40,100 | 105,400 | 361,018 | 0 | 361,018 | -255,618 | |
| Q2 2024 | 329,400 | 58,300 | 387,700 | 263,620 | 0 | 263,620 | 124,080 | |