UPB

Upstream Bio, Inc.
2.98 +6.81% 2026-10-28

Last 90d 1 insider sale

52-week range
2.68 33.68
1-month-42.6%
3-month-54.6%
1-year-87.4%
vs 50-day-41.3%
vs 200-day-68.8%
Volatility90%
Beta1.19
$ vol/day$5M
ATH33.68
From ATH-91.2%
Next report2026-11-04
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2026AprJulOct

bought sold · bigger dot, bigger trade · follows the chart’s range

WhenPeople SizeValuePrice
1mo sell 5 $27,604 5.36
4mo sell 5 $30,622 6.11
7mo sell 5 $46,571 9.54
2.0y buy 3 $48,025,000 22.77

Next report 2026-11-04 (Wednesday, before open, in 6 days) · EPS estimate -0.73. It has finished the next session higher 43% of the time, average move 5.7%.

Day-after move, last 7 reports, oldest left.

ReportedEst.Actual SurpriseGapDay 1Day 5
2026-08-11 beat -0.76 -0.73 +4.1% +0.5% -4.7% -7.9%
2026-05-13 beat -0.75 -0.75 +0.5% +0.1% +4.6% -6.0%
2026-03-26 miss -0.70 -0.78 -11.6% -10.9% -11.4% -0.7%
2025-11-05 beat -0.78 -0.63 +19.5% +1.6% -4.3% -5.3%
2025-08-06 miss -0.61 -0.74 -21.2% -2.0% +7.9% +19.7%
2025-05-06 miss -0.48 -0.51 -5.2% -1.3% -5.4% -0.3%
2024-11-07 miss -3.65 -6.96 -90.6% -1.8% +1.7% -2.4%
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.9%
Next 1 week
+3.5%
Next 1 month
+3.1%
Seasonality
Not enough history
20-year seasonality chart →
Mean reversion
Overbought — RSI(2) at 87
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -1.11%/day.
Mean-reversion stats →
1-month breakdown — Market · β 1.19 +3.1%
$5M/day volume 90% volatility -87% 1-year
52-week range · 1% of the way up · -91% from the high
$2.68$33.68

Not investment advice.