iShares S&P 100 Index shares owned by William Blair $ Company
Quarter-by-quarter ownership of iShares S&P 100 Index (OEF) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in iShares S&P 100 Index
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All positions including iShares S&P 100 Index held by William Blair $ Company consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in iShares S&P 100 Index by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $7.5M | 23k | 332.84 |
| 2025-06-30 | $6.7M | 22k | 304.35 |
| 2025-03-31 | $6.0M | 22k | 270.83 |
| 2024-12-31 | $6.2M | 22k | 288.85 |
| 2024-09-30 | $5.8M | 21k | 276.76 |
| 2024-06-30 | $5.6M | 21k | 264.30 |
| 2024-03-31 | $5.0M | 20k | 247.41 |
| 2023-12-31 | $4.6M | 21k | 223.39 |
| 2023-09-30 | $4.0M | 20k | 200.64 |
| 2023-06-30 | $4.2M | 20k | 207.06 |
| 2023-03-31 | $3.8M | 20k | 187.04 |
| 2022-12-31 | $2.5M | 15k | 170.57 |
| 2022-09-30 | $2.4M | 15k | 162.50 |
| 2022-06-30 | $2.6M | 15k | 172.47 |
| 2022-03-31 | $2.3M | 11k | 208.52 |
| 2021-12-31 | $2.4M | 11k | 219.09 |
| 2021-09-30 | $2.3M | 12k | 197.42 |
| 2021-06-30 | $2.4M | 12k | 196.17 |
| 2021-03-31 | $2.3M | 13k | 179.79 |
| 2020-12-31 | $3.9M | 23k | 171.64 |
| 2020-09-30 | $1.5M | 9.9k | 155.71 |
| 2020-06-30 | $1.4M | 10k | 142.40 |
| 2020-03-31 | $616k | 5.2k | 118.64 |
| 2019-12-31 | $429k | 3.0k | 144.25 |
| 2019-09-30 | $391k | 3.0k | 131.47 |
| 2019-06-30 | $385k | 3.0k | 129.46 |
| 2019-03-31 | $360k | 2.9k | 125.26 |
| 2018-12-31 | $321k | 2.9k | 111.69 |
| 2018-09-30 | $84k | 650 | 129.23 |
| 2018-06-30 | $78k | 650 | 120.00 |
| 2018-03-31 | $75k | 650 | 115.38 |
| 2016-12-31 | $238k | 2.4k | 99.17 |
| 2016-09-30 | $242k | 2.5k | 95.84 |
| 2016-06-30 | $235k | 2.5k | 93.07 |
| 2016-03-31 | $228k | 2.5k | 91.20 |
| 2015-12-31 | $218k | 2.4k | 90.83 |