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Summit Therapeutics Inc SMMT 16.33 2.14 15.08%

Previous-day view · Fri Nov 6 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 06, 2026 close · $16.34
Horizon Expected move Typical range 2 in 3 closes 9 in 10 closes
Next session ±6.3% ±$1.04 $15.30 – $17.37 $15.09 – $17.58 $14.11 – $18.56
2 sessions ±8.8% ±$1.45 $14.89 – $17.78 $14.59 – $18.08 $13.22 – $19.45
3 sessions ±11.1% ±$1.81 $14.52 – $18.15 $14.17 – $18.50 $12.47 – $20.20
1 week ±14.1% ±$2.30 $14.03 – $18.64 $13.51 – $19.16 $11.41 – $21.26
2 weeks ±19.8% ±$3.24 $13.09 – $19.58 $12.33 – $20.34 $9.42 – $23.25
3 weeks ±24.6% ±$4.02 $12.32 – $20.35 $11.34 – $21.33 $7.85 – $24.82
1 month ±29.3% ±$4.77 $11.56 – $21.11 $10.37 – $22.30 $6.20 – $26.47
Size, not direction. The 68% and 90% bands held 66–68% and 89–90% of closes in held-out years 2019–2026. 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
±11.52%
Average actual move
10.81%
Beyond the implied move
2 / 4
Median IV change
-19.69%
Reaction session Implied Actual Used ATM IV before → after
November 05, 2026 ±9.74% -12.24% 1.26× —
July 24, 2026 ±10.01% -8.81% 0.88× —
August 12, 2025 ±17.70% -9.08% 0.51× 144.4% → 110.4%
May 02, 2025 ±8.61% +13.09% 1.52× 98.5% → 82.9%
Reconstructed from archived mid quotes; the straddle covers its expiration, not only the reaction session. These are not option returns. Method and missing reports →