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Praxis Precision Medicines PRAX 284.79 4.28 1.53%

Previous-day view · Wed Nov 4 close. You are previewing the previous trading day. Subscribe to see today live and every other date — Trader is $59/mo. Sign up Sign in

Expected move

November 04, 2026 close · $282.63
Horizon Expected move Typical range 2 in 3 closes 9 in 10 closes
Next session ±3.9% ±$11.02 $271.61 – $293.65 $269.37 – $295.89 $258.97 – $306.29
2 sessions ±5.4% ±$15.35 $267.28 – $297.98 $264.03 – $301.23 $249.53 – $315.73
3 sessions Earnings ±13.2% ±$37.22 $245.41 – $319.85 $236.82 – $328.44 $202.76 – $362.50
1 week Earnings ±14.6% ±$41.21 $241.42 – $323.84 $231.45 – $333.81 $196.00 – $369.26
2 weeks Earnings ±17.3% ±$48.89 $233.74 – $331.52 $222.23 – $343.03 $179.53 – $385.73
3 weeks Earnings ±19.5% ±$55.23 $227.40 – $337.86 $214.26 – $351.00 $166.55 – $398.71
1 month Earnings ±21.9% ±$61.78 $220.85 – $344.41 $205.95 – $359.31 $152.70 – $412.56
Size, not direction. The 68% and 90% bands held 66–68% and 89–90% of closes in held-out years 2019–2026. PRAX reports in 3 sessions; only the horizons marked Earnings include its jump. Draw the cone on the chart →

Volatility premium

Beta
The forecast is for the current session, which this plan does not open.

Earnings: priced against what happened

Average implied move
±19.59%
Average actual move
2.24%
Beyond the implied move
0 / 4
Reaction session Implied Actual Used ATM IV before → after
May 07, 2026 ±12.23% -1.42% 0.12× —
February 19, 2026 ±10.26% +0.81% 0.08× —
August 04, 2025 ±35.59% -5.55% 0.16× —
November 06, 2024 ±20.28% -1.18% 0.06× —
Reconstructed from archived mid quotes; the straddle covers its expiration, not only the reaction session. These are not option returns. Method and missing reports →