Hanover Insurance shares owned by William Blair Investment Management
Quarter-by-quarter ownership of Hanover Insurance (THG) shares owned by William Blair Investment Management
from 13F filings
Historical chart of William Blair Investment Management investment in Hanover Insurance
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Quarterly reported holdings in Hanover Insurance by William Blair Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $25M | 140k | 181.63 |
| 2022-09-30 | $12M | 94k | 128.13 |
| 2021-06-30 | $1.1M | 8.5k | 135.63 |
| 2021-03-31 | $9.5M | 74k | 129.46 |
| 2020-12-31 | $14M | 117k | 116.92 |
| 2020-09-30 | $11M | 119k | 93.18 |
| 2020-06-30 | $11M | 109k | 101.33 |
| 2020-03-31 | $9.9M | 109k | 90.58 |
| 2019-12-31 | $14M | 99k | 136.67 |
| 2019-09-30 | $19M | 138k | 135.54 |
| 2019-06-30 | $19M | 146k | 128.30 |
| 2019-03-31 | $23M | 203k | 114.17 |
| 2018-12-31 | $25M | 212k | 116.77 |
| 2018-09-30 | $31M | 248k | 123.37 |
| 2018-06-30 | $31M | 262k | 119.56 |
| 2018-03-31 | $32M | 270k | 117.89 |
| 2017-12-31 | $30M | 276k | 108.08 |
| 2017-09-30 | $26M | 273k | 96.93 |
| 2017-06-30 | $24M | 265k | 88.63 |
| 2017-03-31 | $22M | 244k | 90.06 |
| 2016-12-31 | $22M | 245k | 91.01 |
| 2016-09-30 | $19M | 248k | 75.42 |
| 2016-06-30 | $21M | 252k | 84.62 |
| 2016-03-31 | $23M | 256k | 90.22 |
| 2015-12-31 | $21M | 260k | 81.34 |
| 2015-09-30 | $21M | 272k | 77.70 |
More positions owned by William Blair Investment Management
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