Quarterly Call Option Transactions in Alnylam Pharmaceuticals, Inc. (ALNY)
This table provides information about the institutional ownership of Alnylam Pharmaceuticals, Inc. (ALNY) during . The information is specifically focused on institutions that hold call options of ALNYLAM PHARMACEUTICALS, INC..
Calls Purchased
Calls Sold
| Quarter | Buy | Sell | Net Activity | |||||
|---|---|---|---|---|---|---|---|---|
| New Holding | Increment | Total Shares Bought | Closed Position | Reduction | Total Shares Sold | |||
| Q3 2022 | 164,700 | 63,200 | 227,900 | 762,300 | 0 | 762,300 | -534,400 | |
| Q4 2022 | 332,000 | 267,000 | 599,000 | 375,200 | 0 | 375,200 | 223,800 | |
| Q1 2023 | 365,200 | 50 | 365,250 | 101,200 | 0 | 101,200 | 264,050 | |
| Q2 2023 | 88,600 | 49,600 | 138,200 | 73,500 | 0 | 73,500 | 64,700 | |
| Q3 2023 | 120,200 | 235,500 | 355,700 | 9,200 | 0 | 9,200 | 346,500 | |
| Q4 2023 | 258,300 | 338,900 | 597,200 | 102,800 | 0 | 102,800 | 494,400 | |
| Q1 2024 | 936,200 | 742,000 | 1,678,200 | 91,200 | 0 | 91,200 | 1,587,000 | |
| Q2 2024 | 406,100 | 218,300 | 624,400 | 385,600 | 0 | 385,600 | 238,800 | |
| Q3 2024 | 127,700 | 371,300 | 499,000 | 836,600 | 0 | 836,600 | -337,600 | |
| Q4 2024 | 44,400 | 46,400 | 90,800 | 338,400 | 0 | 338,400 | -247,600 | |
| Q1 2025 | 165,600 | 241,800 | 407,400 | 165,200 | 0 | 165,200 | 242,200 | |
| Q2 2025 | 39,100 | 15,888 | 54,988 | 231,900 | 0 | 231,900 | -176,912 | |
| Q3 2025 | 710,700 | 59,500 | 770,200 | 36,500 | 0 | 36,500 | 733,700 | |