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BTC Surfaces

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Strike × expiry call / put mark IV. Listed cells only — missing side stays a gap, never averaged, never 0 IV. Empty when the chain has no IV cells. Research terminal — not a fitted surface.

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Chart

3D Implied Volatility Surface

Listed mark IV (%) across moneyness and expiry — missing stays a gap, never invented 0 IV. Not a fitted smile. Research terminal.

Delta-space IV (10Δ / 25Δ / ATM)

Listed deltas only — 10ΔP · 25ΔP · ATM · 25ΔC · 10ΔC. Linear Δ-space interpolate between listed wings inside the D-37 cap. Missing cells stay · never 0, never a 10Δ masquerading as 25Δ. Not a fitted smile.

Exp \\ Δ	10ΔP	25ΔP	ATM	25ΔC	10ΔC
09-29	34.6	31.4	·	30.8	33.2
09-30	36.0	32.6	31.6	33.2	36.9
10-01	38.0	34.6	34.1	34.7	37.7
10-02	39.9	36.5	35.5	36.8	39.2
10-09	38.8	35.5	·	34.7	36.3
10-16	38.8	35.7	34.7	34.8	36.8
10-30	39.0	36.0	35.2	35.6	37.4
11-06	41.9	37.8	36.1	36.9	39.7

Strike × expiry heatmap

Listed call / put mark IV — missing side is · not averaged, not invented 0 IV. Research terminal.

IV surface (heat)

Strike × expiry · call / put mark IV (C over P) · listed cells only — missing side is · never averaged, never invented 0 IV · color = relative richness · click a listed cell to focus Chart GEX ?levels= for that listed strike

K \\ Exp	09-29	09-30	10-01	10-02	10-09	10-16	10-30	11-06
40,000	··	··	··	··	··	··	8686	··
48,000	··	··	··	··	··	··	7373	··
54,000	··	··	··	··	··	··	6464	··
57,000	··	··	··	··	··	··	6060	··
60,000	··	··	··	6161	··	··	5555	5252
63,000	··	··	··	··	··	··	5050	··
66,000	··	··	··	7474	5151	··	4646	4646
69,000	··	··	··	7272	5454	··	4343	··
72,000	··	··	··	6363	4747	4141	4040	4141
75,000	7575	6969	5959	5454	4242	3939	3838	··
78,000	6969	5151	4646	4444	3838	3737	3636	3838
80,500	··	3838	3838	3838	··	··	··	··
82,000	3535	3434	3535	3636	3535	3535	3535	3636
82,800	3232	··	··	··	··	··	··	··
83,500	3131	3232	3434	3535	··	··	··	··
84,250	3030	3232	3333	··	··	··	··	··
85,000	3232	3333	3434	3636	3434	3535	3535	3636
85,750	3333	3434	··	··	··	··	··	··
86,500	3939	3737	3636	3636	··	··	··	··
87,500	4646	4040	3838	3838	3535	··	··	··
90,000	5454	4949	4343	4242	3636	3535	3535	3636
92,000	6363	4949	4848	4545	3737	3636	3636	3737
95,000	7878	4949	5151	5353	4040	3838	3737	··
98,000	··	··	··	5757	4242	3838	3838	3939
100,500	··	··	··	6060	··	··	··	··
105,000	··	··	··	5353	··	··	4141	··
115,000	··	··	··	5353	··	··	4747	··
130,000	··	··	··	5353	··	··	··	··

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