Who owns UPSTREAM BIO INC?
- CUSIP Number: 91678a907
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Analyze quarterly positions in Upstream Bio with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Upstream Bio stock
Who bought or sold UPSTREAM BIO INC this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| Simplex Trading | 1.8k | $13k | -94% | Jun 2026 |
|
Who sold out of Upstream Bio?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Group One Trading | Mar 2026 | 9.9k | $89k |