Upstream Bio shares owned by Parallel Advisors
Quarter-by-quarter ownership of Upstream Bio (UPB) shares owned by Parallel Advisors
from 13F filings
Historical chart of Parallel Advisors investment in Upstream Bio
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All positions including Upstream Bio held by Parallel Advisors consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Upstream Bio by Parallel Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $18 | 2 | 9.00 |
| 2025-12-31 | $54 | 2 | 27.00 |
| 2025-09-30 | $38 | 2 | 19.00 |
| 2025-06-30 | $22 | 2 | 11.00 |