analyst
UP
NASDAQ · UPB
Upstream Bio, Inc.
Healthcare · Biotechnology
$6.97
Up+$0.12 (+1.75%)
Updated Aug 22, 2026, 3:47 PM
SID Score
4.0/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.48B
- P/E ratio
- -14.14
- Dividend yield
- 0.00%
- 52-week range
- $5.85 – $10.67
- Volume
- 434.24K
- Avg. volume
- 437.05K
Price performance
UPB price history
1M range · 21 trading sessions · Daily adjusted prices
UPB closed at $6.97 after 21 trading sessions, up 8.74% for the selected period.
- Last close
- $6.97
- Period change
- +8.74%
- Period low
- $6.31
- Period high
- $7.52
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 21, 2026 | $6.91 | $7.0062 | $6.85 | $6.97 | 434.24K |
| Aug 20, 2026 | $7.48 | $7.555 | $6.745 | $6.85 | 592.94K |
| Aug 19, 2026 | $7.04 | $7.53 | $6.91 | $7.515 | 574.18K |
| Aug 18, 2026 | $7.28 | $7.435 | $6.73 | $6.85 | 461.78K |
| Aug 17, 2026 | $7.02 | $7.19 | $6.86 | $7.14 | 852.44K |
| Aug 14, 2026 | $6.95 | $7.14 | $6.80 | $7.07 | 688.25K |
| Aug 13, 2026 | $7.02 | $7.04 | $6.87 | $6.91 | 378.84K |
| Aug 12, 2026 | $7.00 | $7.25 | $6.84 | $6.91 | 635.22K |
| Aug 11, 2026 | $7.48 | $7.70 | $7.01 | $7.09 | 628.06K |
| Aug 10, 2026 | $7.32 | $7.62 | $7.20 | $7.44 | 869.59K |
| Aug 7, 2026 | $6.94 | $7.26 | $6.89 | $7.25 | 621.85K |
| Aug 6, 2026 | $6.75 | $7.1658 | $6.66 | $6.87 | 427.17K |
| Aug 5, 2026 | $6.77 | $6.88 | $6.58 | $6.74 | 917.31K |
| Aug 4, 2026 | $6.40 | $6.915 | $6.40 | $6.79 | 1.36M |
| Aug 3, 2026 | $6.31 | $6.43 | $6.175 | $6.42 | 774.29K |
| Jul 31, 2026 | $6.58 | $6.6875 | $6.29 | $6.31 | 297.71K |
| Jul 30, 2026 | $6.35 | $6.665 | $6.29 | $6.57 | 320.72K |
| Jul 29, 2026 | $6.39 | $6.48 | $6.21 | $6.41 | 702.78K |
| Jul 28, 2026 | $6.40 | $6.54 | $6.09 | $6.40 | 433.23K |
| Jul 27, 2026 | $6.47 | $6.60 | $6.26 | $6.40 | 459.48K |
| Jul 24, 2026 | $6.40 | $6.61 | $6.16 | $6.41 | 626.43K |
Latest UPB news
The latest Smart Investors Daily articles mentioning UPB.
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