Amentum Holdings shares owned by William Blair $ Company
Quarter-by-quarter ownership of Amentum Holdings (AMTM) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Amentum Holdings
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Quarterly reported holdings in Amentum Holdings by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.2M | 51k | 23.95 |
| 2025-06-30 | $1.3M | 57k | 23.61 |
| 2025-03-31 | $986k | 54k | 18.20 |
| 2024-12-31 | $1.2M | 56k | 21.03 |
| 2024-09-30 | $949k | 29k | 32.25 |