Proshares Tr shares owned by William Blair $ Company
Quarter-by-quarter ownership of Proshares Tr (SDS) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Proshares Tr
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All positions including Proshares Tr held by William Blair $ Company consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Proshares Tr by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $38k | 500 | 75.25 |
| 2025-12-31 | $41k | 600 | 68.49 |