PTGX

Protagonist Therapeutics, Inc $139.37 as of 2026-11-02
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.5%
Next 1 week
+0.6%
Next 1 month
+1.8%
Seasonality
Mildly negative window
Next 30 days (to Dec 3): -1.0% median, 44% of the last 9 years finished up.
20-year seasonality chart →
Mean reversion
Oversold — RSI(2) at 16
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is +0.12%/day.
Mean-reversion stats →
1-month breakdown — Market · β 0.86 +2.0% · Seasonal tilt (9y) -0.2%
$97M/day volume 40% volatility +79% 1-year -13% from ATH
52-week range · 75% of the way up · -13% from the high
$75.44$160.81

Earnings Full history →

Next report 2026-11-05 (Thursday, after close, in 2 days) · EPS est. 2.66.

1-day std dev
14.4%
Finished up
59%
Biggest pop
+83.7%
Biggest drop
-22.4%

Standard deviation of the close-to-close move over the last 41 reports. History, not a forecast.

ReportedEst.Actual SurpriseGap Day 1Day 5
2026-08-05 beat 1.94 2.29 +18.3% +5.6% +6.5% +10.3%
2026-05-05 beat -0.65 0.05 +107.6% +3.8% +4.8% +4.7%
2026-02-25 miss -0.54 -0.69 -27.4% +0.5% +1.5% +4.9%
2025-11-06 beat -0.64 -0.62 +3.6% +0.4% -0.3% +6.1%
2025-08-06 miss -0.52 -0.55 -4.8% +0.5% -5.4% +2.1%
2025-05-06 miss 0.11 -0.19 -272.7% -0.6% +2.6% +4.2%
2025-02-21 beat 0.25 1.98 +692.0% +2.9% +0.7% -2.3%
2024-11-07 miss -0.53 -0.54 -1.9% +2.6% -2.9% -13.7%
2024-08-06 miss -0.41 -0.50 -21.1% -1.1% +1.2% +12.6%
2024-05-07 beat 1.60 3.26 +103.8% +5.0% +5.1% +22.0%
2024-02-27 beat -0.18 0.44 +344.3% +1.4% +2.8% +5.7%
2023-11-02 beat -0.70 -0.58 +17.3% +2.3% +8.0% +0.5%
2023-08-03 miss -0.66 -0.68 -3.7% -0.2% +3.3% +1.8%
2023-05-04 beat -0.70 -0.67 +4.3% +4.8% +5.1% +7.5%
2023-03-15 miss -0.61 -0.69 -13.0% -0.2% -3.7% -12.6%
2022-11-08 beat -0.85 -0.64 +24.4% +1.8% -0.4% +3.5%
2022-08-04 beat -0.98 -0.84 +14.3% -2.2% -2.1% -2.6%
2022-05-04 beat -0.60 -0.43 +27.9% +3.9% -0.2% -15.1%
2022-02-28 miss -0.76 -0.77 -1.2% +0.0% +8.1% -1.1%
2021-11-03 miss -0.66 -0.70 -5.7% -0.2% +2.8% +10.1%
2021-08-04 miss -0.53 -0.69 -30.2% -0.4% -1.6% -0.8%
2021-05-04 beat -0.56 -0.54 +4.4% +0.0% -0.9% -0.2%
2021-03-10 miss -0.47 -0.48 -1.5% +3.7% +4.1% -1.4%
2020-11-04 beat -0.56 -0.21 +62.5% +3.7% +8.6% +6.9%
2020-08-06 beat -0.58 -0.57 +1.8% +0.3% +9.2% -4.6%
2020-05-07 miss -0.68 -0.72 -6.4% +27.3% +83.7% +109.6%
2020-03-10 beat -0.70 -0.63 +10.0% -3.9% -6.2% -29.2%
2019-11-06 beat -0.73 -0.61 +16.1% +3.4% -14.4% -6.9%
2019-08-07 miss -0.27 -1.18 -331.7% -7.1% +2.2% +2.1%
2019-05-08 beat -0.63 -0.58 +8.4% +11.5% +6.2% +20.3%
2019-03-12 miss -0.47 -0.57 -20.2% -4.9% -1.5% +37.5%
2018-11-06 miss -0.33 -0.38 -15.2% -1.8% +4.1% -6.4%
2018-08-07 miss -0.29 -0.41 -43.0% -7.9% -0.6% -21.9%
2018-05-09 miss -0.24 -0.36 -50.0% -3.6% -22.4% -28.7%
2018-03-07 beat -0.37 -0.15 +59.5% -0.2% -3.2% -1.4%
2017-11-06 beat -0.61 -0.29 +52.2% +1.0% +8.6% +12.6%
2017-08-08 miss -0.81 -0.89 -9.9% -1.8% -8.7% +3.9%
2017-05-10 miss -0.59 -0.84 -41.2% +3.4% +7.7% +2.2%
2017-03-07 miss -0.49 -0.67 -35.4% +0.7% +0.9% -5.6%
2016-11-14 miss -0.64 -0.87 -34.9% -2.6% -1.1% +4.4%
2016-09-15 beat -0.94 -0.44 +52.9% +2.3% +7.6% +27.6%

Not investment advice.