CNC Moves

Centene Corporation CNC 74.17 -1.84 -2.42%

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Expected move

November 05, 2026 close · $74.16

Horizon	Expected move	Typical range	2 in 3 closes	9 in 10 closes
Next session	±2.3% ±$1.72	$72.44 – $75.88	$72.10 – $76.22	$70.47 – $77.85
2 sessions	±3.2% ±$2.39	$71.77 – $76.55	$71.26 – $77.06	$69.00 – $79.32
3 sessions	±4.1% ±$3.01	$71.15 – $77.17	$70.56 – $77.76	$67.75 – $80.57
1 week	±5.2% ±$3.83	$70.33 – $77.99	$69.48 – $78.84	$66.00 – $82.32
2 weeks	±7.0% ±$5.21	$68.95 – $79.37	$67.72 – $80.60	$63.04 – $85.28
3 weeks	±8.6% ±$6.39	$67.77 – $80.55	$66.22 – $82.10	$60.66 – $87.66
1 month	±9.7% ±$7.16	$67.00 – $81.32	$65.22 – $83.10	$58.98 – $89.34

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

±8.36%

Average actual move

5.51%

Beyond the implied move

2 / 6

Median IV change

-37.68%

Reaction session	Implied	Actual	Used	ATM IV before → after
October 27, 2026	±7.70%	+1.00%	0.13×	—
July 28, 2026	±9.63%	-0.27%	0.03×	—
April 28, 2026	±10.01%	+13.95%	1.39×	—
July 25, 2025	±9.25%	+6.09%	0.66×	72.7% → 45.2%
April 25, 2025	±6.25%	-6.32%	1.01×	—
February 04, 2025	±7.33%	-5.45%	0.74×	55.5% → 34.7%

Reconstructed from archived mid quotes; the straddle covers its expiration, not only the reaction session. These are not option returns. Method and missing reports →