Penumbra shares owned by William Blair $ Company
Quarter-by-quarter ownership of Penumbra (PEN) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Penumbra
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All positions including Penumbra held by William Blair $ Company consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Penumbra by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.1M | 8.1k | 253.32 |
| 2025-06-30 | $2.7M | 11k | 256.63 |
| 2025-03-31 | $1.7M | 6.5k | 267.41 |
| 2024-12-31 | $888k | 3.7k | 237.48 |
| 2024-09-30 | $1.7M | 8.9k | 194.31 |
| 2024-06-30 | $3.2M | 18k | 179.97 |
| 2024-03-31 | $3.7M | 17k | 223.18 |
| 2023-12-31 | $3.4M | 13k | 251.54 |
| 2023-09-30 | $2.2M | 9.3k | 241.91 |
| 2023-06-30 | $3.2M | 9.3k | 344.06 |
| 2023-03-31 | $2.9M | 10k | 278.69 |
| 2022-12-31 | $2.8M | 13k | 222.46 |
| 2022-09-30 | $2.3M | 12k | 189.60 |
| 2022-06-30 | $1.3M | 11k | 124.49 |
| 2022-03-31 | $2.5M | 11k | 222.13 |
| 2021-12-31 | $3.5M | 12k | 287.36 |
| 2021-09-30 | $2.7M | 10k | 266.55 |
| 2021-06-30 | $2.7M | 9.9k | 274.02 |
| 2021-03-31 | $2.7M | 10k | 270.58 |
| 2020-12-31 | $2.2M | 12k | 175.02 |
| 2020-09-30 | $2.2M | 11k | 194.40 |
| 2020-06-30 | $2.0M | 11k | 178.85 |
| 2020-03-31 | $1.8M | 11k | 161.31 |
| 2019-12-31 | $1.8M | 11k | 164.26 |
| 2019-09-30 | $807k | 6.0k | 134.41 |
| 2019-06-30 | $244k | 1.5k | 160.10 |