iShares Russell 1000 Growth Index shares owned by William Blair $ Company
Quarter-by-quarter ownership of iShares Russell 1000 Growth Index (IWF) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in iShares Russell 1000 Growth Index
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Quarterly reported holdings in iShares Russell 1000 Growth Index by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $118M | 251k | 468.41 |
| 2025-06-30 | $106M | 249k | 424.58 |
| 2025-03-31 | $80M | 221k | 361.09 |
| 2024-12-31 | $87M | 217k | 401.58 |
| 2024-09-30 | $76M | 202k | 375.38 |
| 2024-06-30 | $74M | 203k | 364.51 |
| 2024-03-31 | $63M | 186k | 337.05 |
| 2023-12-31 | $51M | 168k | 303.17 |
| 2023-09-30 | $45M | 171k | 265.99 |
| 2023-06-30 | $44M | 161k | 275.18 |
| 2023-03-31 | $27M | 110k | 244.33 |
| 2022-12-31 | $24M | 111k | 214.24 |
| 2022-09-30 | $25M | 120k | 210.40 |
| 2022-06-30 | $0 | 101k | 0.00 |
| 2022-03-31 | $0 | 93k | 0.00 |
| 2021-12-31 | $28M | 93k | 305.59 |
| 2021-09-30 | $25M | 93k | 274.04 |
| 2021-06-30 | $23M | 85k | 271.48 |
| 2021-03-31 | $20M | 81k | 243.05 |
| 2020-12-31 | $0 | 85k | 0.00 |
| 2020-09-30 | $18M | 83k | 216.89 |
| 2020-06-30 | $16M | 82k | 191.95 |
| 2020-03-31 | $12M | 81k | 150.65 |
| 2019-12-31 | $12M | 67k | 175.93 |
| 2019-09-30 | $11M | 66k | 159.63 |
| 2019-06-30 | $9.8M | 62k | 157.33 |
| 2019-03-31 | $8.8M | 59k | 151.36 |
| 2018-12-31 | $8.5M | 65k | 130.92 |
| 2018-09-30 | $9.6M | 62k | 155.98 |
| 2018-06-30 | $8.8M | 61k | 143.81 |
| 2018-03-31 | $8.3M | 61k | 136.09 |
| 2017-12-31 | $8.8M | 65k | 134.68 |
| 2017-09-30 | $10M | 83k | 125.06 |
| 2017-06-30 | $9.9M | 83k | 119.01 |
| 2017-03-31 | $9.4M | 83k | 113.31 |
| 2016-12-31 | $8.9M | 85k | 104.91 |
| 2016-09-30 | $9.1M | 87k | 104.17 |
| 2016-06-30 | $9.5M | 95k | 100.36 |
| 2016-03-31 | $7.8M | 79k | 99.77 |
| 2015-12-31 | $8.2M | 82k | 99.47 |
| 2015-09-30 | $7.4M | 80k | 93.00 |
| 2015-06-30 | $4.5M | 46k | 99.00 |
| 2015-03-31 | $4.5M | 46k | 98.92 |
| 2014-12-31 | $4.2M | 44k | 95.62 |
| 2014-09-30 | $13M | 146k | 91.62 |
| 2014-06-30 | $13M | 146k | 90.93 |
| 2014-03-31 | $13M | 148k | 86.54 |
| 2013-12-31 | $13M | 149k | 85.95 |
| 2013-09-30 | $11M | 145k | 78.19 |
| 2013-06-30 | $11M | 145k | 72.73 |
| 2013-03-31 | $15M | 210k | 71.37 |
| 2012-12-31 | $11M | 163k | 65.49 |
| 2012-09-30 | $5.7M | 86k | 66.69 |
| 2012-06-30 | $5.0M | 79k | 63.22 |
| 2011-12-31 | $3.7M | 64k | 57.79 |
| 2011-09-30 | $3.0M | 58k | 52.57 |
| 2011-03-31 | $3.9M | 64k | 60.47 |
| 2010-12-31 | $3.7M | 64k | 57.25 |
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