Upstream Bio shares owned by Walleye Trading Advisors
Quarter-by-quarter ownership of Upstream Bio (UPB) shares owned by Walleye Trading Advisors
from 13F filings
Historical chart of Walleye Trading Advisors investment in Upstream Bio
Tip: Access up to 7 years of quarterly data
All positions including Upstream Bio held by Walleye Trading Advisors consolidated in one spreadsheet with up to 7 years of data
Download as csvQuarterly reported holdings in Upstream Bio by Walleye Trading Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-03-31 | $61k | 10k | 6.12 |
| 2024-12-31 | $164k | 10k | 16.44 |