Old Second Ban shares owned by William Blair $ Company
Quarter-by-quarter ownership of Old Second Ban (OSBC) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Old Second Ban
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Quarterly reported holdings in Old Second Ban by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.7M | 154k | 17.28 |
| 2025-06-30 | $320k | 18k | 17.74 |
| 2025-03-31 | $300k | 18k | 16.64 |
| 2024-12-31 | $320k | 18k | 17.78 |
| 2024-09-30 | $290k | 19k | 15.59 |
| 2024-06-30 | $276k | 19k | 14.81 |
| 2024-03-31 | $153k | 11k | 13.84 |
| 2023-12-31 | $171k | 11k | 15.44 |
| 2023-09-30 | $151k | 11k | 13.61 |
| 2023-06-30 | $145k | 11k | 13.06 |
| 2023-03-31 | $156k | 11k | 14.06 |
| 2022-12-31 | $178k | 11k | 16.04 |
| 2022-09-30 | $144k | 11k | 13.01 |
| 2022-06-30 | $148k | 11k | 13.37 |
| 2022-03-31 | $161k | 11k | 14.55 |
| 2021-12-31 | $139k | 11k | 12.56 |
| 2021-09-30 | $144k | 11k | 13.02 |
| 2021-06-30 | $137k | 11k | 12.39 |
| 2021-03-31 | $146k | 11k | 13.21 |
| 2020-12-31 | $369k | 37k | 10.09 |
| 2020-09-30 | $485k | 65k | 7.49 |
| 2020-06-30 | $420k | 54k | 7.78 |
| 2020-03-31 | $798k | 115k | 6.91 |
| 2019-12-31 | $1.7M | 129k | 13.47 |
| 2019-09-30 | $1.8M | 144k | 12.22 |
| 2019-06-30 | $1.9M | 146k | 12.77 |
| 2019-03-31 | $1.8M | 146k | 12.59 |
| 2018-12-31 | $1.9M | 145k | 13.00 |
| 2018-09-30 | $1.8M | 114k | 15.45 |
| 2018-06-30 | $1.3M | 94k | 14.40 |
| 2018-03-31 | $573k | 41k | 13.89 |
| 2017-03-31 | $684k | 61k | 11.23 |
| 2016-12-31 | $673k | 61k | 11.05 |
| 2016-09-30 | $171k | 21k | 8.29 |