WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Holdings in PEN
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $107,566,776 | 345,974 | Shares | Sole | 2026-02-09 |
| 2024-12-31 | $209,718,113 | 883,098 | Shares | Sole | 2025-02-10 |
| 2024-09-30 | $190,678,151 | 981,309 | Shares | Sole | 2024-11-08 |
| 2024-06-30 | $148,471,470 | 824,979 | Shares | Sole | 2024-08-08 |
| 2024-03-31 | $186,065,835 | 833,703 | Shares | Sole | 2024-05-08 |
| 2023-12-31 | $186,959,368 | 743,259 | Shares | Sole | 2024-02-09 |
| 2023-09-30 | $158,926,161 | 656,964 | Shares | Sole | 2023-11-09 |
| 2023-06-30 | $230,618,601 | 670,286 | Shares | Sole | 2023-08-11 |
| 2023-03-31 | $262,172,601 | 940,732 | Shares | Sole | 2023-05-12 |
| 2022-12-31 | $264,498,266 | 1,188,970 | Shares | Sole | 2023-02-09 |
| 2022-09-30 | $198,798,064 | 1,048,513 | Shares | Sole | 2022-11-09 |
| 2022-06-30 | $121,117,491 | 972,675 | Shares | Sole | 2022-08-10 |
| 2022-03-31 | $190,739,254 | 858,683 | Shares | Sole | 2022-05-11 |
| 2021-12-31 | $316,498,495 | 1,101,554 | Shares | Sole | 2022-02-14 |
| 2021-09-30 | $181,732,213 | 681,922 | Shares | Sole | 2021-11-10 |
| 2021-06-30 | $189,293,242 | 690,700 | Shares | Sole | 2021-08-12 |
| 2021-03-31 | $234,471,910 | 866,553 | Shares | Sole | 2021-05-13 |
| 2020-12-31 | $233,846,025 | 1,336,263 | Shares | Sole | 2021-02-09 |
| 2020-09-30 | $238,579,096 | 1,227,385 | Shares | Sole | 2020-11-06 |
| 2020-06-30 | $227,425,600 | 1,271,813 | Shares | Sole | 2020-08-12 |
| 2020-03-31 | $204,281,369 | 1,266,233 | Shares | Sole | 2020-05-08 |