iShares NASDAQ Biotechnology Index shares owned by William Blair $ Company
Quarter-by-quarter ownership of iShares NASDAQ Biotechnology Index (IBB) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in iShares NASDAQ Biotechnology Index
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Quarterly reported holdings in iShares NASDAQ Biotechnology Index by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-09-30 | $9.3M | 64k | 145.60 |
| 2024-06-30 | $6.5M | 47k | 137.26 |
| 2024-03-31 | $7.0M | 51k | 137.22 |
| 2023-12-31 | $6.1M | 45k | 135.85 |
| 2023-09-30 | $5.6M | 46k | 122.29 |
| 2023-06-30 | $5.8M | 46k | 126.96 |
| 2023-03-31 | $5.8M | 45k | 129.16 |
| 2022-12-31 | $5.1M | 39k | 131.29 |
| 2022-09-30 | $2.4M | 20k | 116.94 |
| 2022-06-30 | $2.1M | 18k | 117.62 |
| 2022-03-31 | $2.4M | 19k | 130.31 |
| 2021-12-31 | $2.6M | 17k | 152.60 |
| 2021-09-30 | $2.7M | 17k | 161.66 |
| 2021-06-30 | $2.7M | 17k | 163.66 |
| 2021-03-31 | $3.5M | 23k | 150.57 |
| 2020-12-31 | $3.4M | 23k | 151.50 |
| 2020-09-30 | $3.2M | 23k | 135.39 |
| 2020-06-30 | $2.6M | 19k | 136.68 |
| 2020-03-31 | $2.0M | 18k | 107.72 |
| 2019-12-31 | $1.8M | 15k | 120.50 |
| 2019-09-30 | $1.5M | 15k | 99.51 |
| 2019-06-30 | $4.5M | 41k | 109.11 |
| 2019-03-31 | $5.0M | 45k | 111.80 |
| 2018-12-31 | $4.7M | 49k | 96.43 |
| 2018-09-30 | $6.0M | 50k | 121.94 |
| 2018-06-30 | $6.1M | 56k | 109.81 |
| 2018-03-31 | $5.1M | 47k | 106.74 |
| 2017-12-31 | $8.2M | 77k | 106.77 |
| 2017-09-30 | $4.3M | 13k | 333.59 |
| 2017-06-30 | $3.9M | 13k | 310.11 |
| 2017-03-31 | $3.5M | 12k | 297.06 |
| 2016-12-31 | $3.1M | 12k | 265.38 |
| 2016-09-30 | $2.1M | 7.2k | 289.43 |
| 2016-06-30 | $2.8M | 11k | 257.36 |
| 2016-03-31 | $1.6M | 6.1k | 260.78 |
| 2015-12-31 | $2.0M | 6.0k | 338.15 |
| 2015-09-30 | $1.8M | 5.8k | 303.27 |
| 2015-06-30 | $2.0M | 5.5k | 368.90 |
| 2015-03-31 | $1.8M | 5.4k | 343.30 |
| 2014-12-31 | $1.6M | 5.3k | 303.21 |
| 2014-09-30 | $1.6M | 5.7k | 273.53 |
| 2014-06-30 | $2.0M | 7.7k | 256.94 |
| 2014-03-31 | $1.9M | 8.1k | 236.40 |
| 2013-12-31 | $2.5M | 11k | 227.05 |
| 2013-09-30 | $5.0M | 24k | 209.58 |
| 2013-06-30 | $3.5M | 20k | 173.85 |
| 2010-12-31 | $270k | 2.9k | 93.33 |
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