Volume Rolling · SPXSet

EOD ΔVol Session 2026-08-08 · Exp 2026-08-07 · Spot 7,757.64 · Window 7700–7800 · Last slot C · Generated 2026-08-08 02:45:44 ET · ET · Data: SQLite · spx_intraday_2026-08-08.json
Wall vs flow Part1 OI walls vs latest-slot peak ΔVol
Session path Spot · ΣΔVol (K) · VW K · full 15-slot grid · empty ≠ 0 · CBOE ~15m delay
Session vol VIX · ATM IV% · full 15-slot grid · empty ≠ 0 · IV axis ignores C
2026-08-08 SPX O — · H — · L — · C — prior C — VIX — prior — quotes · unavailable
SPX VIX ATM Rolling
· O T ½ E ½ N ½ 1 ½ 2 ½ 3 ½ C
SPX 7,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.647,757.64
VIX ··············
ATM ··············
IV ··············
Wk ··············

SPX · VIX · 0DTE ATM · IV% · Week ATM by slot · no heat map

ATM straddle dual Y · 0DTE left · Week right · full 15-slot grid · empty ≠ 0
ΔVol Cells = ΔVolume · unit K · Absolute K: 0 / <1 / 1–3 / 3–8 / 8–15 / ≥15 · blue bar = column max · edge trim ΣΔ < dynamic th (scales with slot columns; top/bottom only) · Strike high→low · CBOE ~15m delay
Volume Rolling
k O OC OP T TC TP ½ ½C ½P E EC EP ½ ½C ½P N NC NP ½ ½C ½P 1 1C 1P ½ ½C ½P 2 2C 2P ½ ½C ½P 3 3C 3P ½ ½C ½P C CC CP
78 53.700·······································
95 29.300·······································
90 45.900·······································
85 39.600·······································
80 72.500·······································
75 87.400·······································
70 116.700·······································
65 121.700·······································
60 210.800·······································
55 221.100·······································
50 317.900·······································
45 227.000·······································
40 224.800·······································
35 156.300·······································
30 144.400·······································
25 98.700·······································
20 107.000·······································
15 57.200·······································
10 59.200·······································
05 37.400·······································
77 75.100·······································

Volume Stock by slot

Session cumulative volume at each slot (not Δ) · unit K · same window as ΔVol. Total = all sides · C/P = call & put side-by-side. OI-by-slot removed (intraday OI typically flat on free chain).
Vol stock Cells = cum volume · unit K · strike high→low
Volume Stock
k O OC OP T TC TP ½ ½C ½P E EC EP ½ ½C ½P N NC NP ½ ½C ½P 1 1C 1P ½ ½C ½P 2 2C 2P ½ ½C ½P 3 3C 3P ½ ½C ½P C CC CP
78 53.700·······································
95 29.300·······································
90 45.900·······································
85 39.600·······································
80 72.500·······································
75 87.400·······································
70 116.700·······································
65 121.700·······································
60 210.800·······································
55 221.100·······································
50 317.900·······································
45 227.000·······································
40 224.800·······································
35 156.300·······································
30 144.400·······································
25 98.700·······································
20 107.000·······································
15 57.200·······································
10 59.200·······································
05 37.400·······································
77 75.100·······································
Volume by strike Call / Put / Total (K) · X = strike low→high · timeline scrub = slot · width matches Session path
— —
Slot Options Vol X = full 15-slot grid · empty ≠ 0 · left = Call / Put (K) · right = SPX Mode

Slots captured · flow summary (P1)

KeyPeriodSpotSrc ΣΔVolMax KMax ΔVW K ATM vol%ATMIV% VIXδγ
O 09:30 Open 7,757.64 · 2,504,910 7,750 317.9 7,747.9 · · · · · ·
T 10:00 7,757.64 +0.0 · 0 · · · · · · · · ·
T30 10:30 7,757.64 +0.0 · 0 · · · · · · · · ·
E 11:00 7,757.64 +0.0 · 0 · · · · · · · · ·
E30 11:30 7,757.64 +0.0 · 0 · · · · · · · · ·
N 12:00 7,757.64 +0.0 · 0 · · · · · · · · ·
N30 12:30 7,757.64 +0.0 · 0 · · · · · · · · ·
P1 13:00 7,757.64 +0.0 · 0 · · · · · · · · ·
P130 13:30 7,757.64 +0.0 · 0 · · · · · · · · ·
P2 14:00 7,757.64 +0.0 · 0 · · · · · · · · ·
P230 14:30 7,757.64 +0.0 · 0 · · · · · · · · ·
P3 15:00 7,757.64 +0.0 · 0 · · · · · · · · ·
P330 15:30 7,757.64 +0.0 · 0 · · · · · · · · ·
C 16:00 Close 7,757.64 +0.0 · 0 · · · · · · · · ·

P1 flow (volume rolling payload): ΣΔVol = sum of strike ΔVolume this slot · Max K / Max Δ = strike with largest Δ (Δ in K, same as matrix) · VW K = volume-weighted average strike of positive Δ · ATM vol% = share of ΔVol in ATM±1 step. Spot shows slot-to-slot Δ when available. Observation only.

1.9.0 STABLE (2026-09-25) · r30 · Times: US Eastern (ET). · Data: SQLite · spx_2026-08-08_2026-08-10_0134.json Debug · report ~13.5 KB · slots 14/14 · strikes 21 · maps 28 · keys 588 · C/P no (total-only) · keys=[O,T,T30,E,E30,N,N30,P1,P130,P2,P230,P3,P330,C] · one blob · ΔVol/Stock = delta_* / cum_* views