Volume Rolling · SPXSet

EOD ΔVol Session 2026-09-09 · Exp 2026-09-09 · Spot 7,636.36 · Window 7570–7750 · Last slot C · Generated 2026-09-09 16:45:03 ET · ET · Data: SQLite · spx_intraday_2026-09-09.json
Wall vs flow slot C · Call peak K7645 Δ29,213 vs wall K7825 away -180pt · Put peak K7640 Δ43,386 vs wall K7525 away +115pt · near ≤25pt · Part1 OI walls · not a new wall
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
2026-09-09 SPX O 7,660.68 · H 7,660.68 · L 7,624.16 · C 7,636.36 prior C — VIX 16.46 prior — OHLC Ammo · chain not patched · SPX:ammo_eod · VIX:ammo_eod
SPX VIX ATM Rolling
· O T ½ E ½ N ½ 1 ½ 2 ½ 3 ½ C
SPX 7,660.687,655.117,655.197,652.327,628.537,636.097,629.337,640.607,643.557,645.487,643.397,643.757,646.007,636.36
VIX 16.0916.0916.0216.0516.5716.3516.5416.2916.2716.1816.2116.2016.3016.48
ATM 25.2521.2021.1019.9019.7016.5515.9513.7012.1510.459.157.705.801.93
IV 14.813.313.713.514.312.613.012.211.711.311.311.612.433.4
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
50 0.50.50.01.31.10.21.71.70.00.40.40.01.21.20.00.70.60.00.00.00.00.20.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
45 0.50.50.01.01.000.60.60.00.10.10.00.20.20.00.20.20.00.00.00.00.10.10.00.10.10.00.20.20.00.00.00.00.00.00.00.00.000.00.00
40 2.02.00.00.60.60.00.40.40.00.20.20.00.70.70.00.20.20.00.10.00.00.10.100.20.20.00.30.30.00.20.10.00.10.10.00.00.00.00.00.00.0
35 0.80.80.01.31.20.00.50.50.00.60.60.00.50.50.00.30.30.00.10.100.00.00.00.10.10.00.50.50.00.10.10.00.00.00.00.00.00.00.00.00.0
30 0.50.50.01.00.80.10.80.80.00.30.30.00.80.80.00.30.30.00.20.20.00.00.00.00.10.10.00.20.20.00.70.70.00.00.00.00.00.000.00.00
25 1.21.10.01.01.00.01.31.30.00.60.60.01.01.00.00.60.60.00.30.30.00.10.10.00.20.20.00.00.00.00.20.20.00.40.40.00.10.00.10.00.00.0
20 1.41.40.01.81.80.02.02.00.00.60.50.01.51.40.00.40.40.00.40.30.00.20.20.00.10.10.00.20.10.00.20.20.00.20.20.00.10.10.00.00.00.0
15 0.70.70.01.41.30.01.11.00.10.40.40.01.31.30.00.70.70.00.20.20.00.70.70.00.30.30.00.10.100.20.20.00.20.20.00.00.00.00.00.00.0
10 1.41.40.02.92.70.12.32.20.01.71.70.02.02.00.00.80.70.00.20.20.00.40.40.00.10.10.00.10.10.00.10.10.00.70.70.00.00.00.00.00.00.0
05 1.41.40.05.55.40.05.25.20.04.14.00.03.33.20.00.80.80.00.20.20.00.30.30.00.40.40.00.10.10.00.10.10.00.10.10.00.00.00.00.00.00.0
77 2.82.50.29.69.30.39.59.30.15.95.70.15.35.10.22.22.20.00.90.80.01.41.30.00.60.50.00.50.40.00.50.50.00.80.70.10.20.10.00.10.10.0
95 3.02.40.55.14.30.74.43.90.52.42.30.14.24.10.11.21.20.00.60.60.00.80.70.01.11.00.00.90.80.00.30.20.00.30.20.10.40.30.00.10.00.1
90 2.22.10.16.76.40.25.24.80.44.64.30.26.26.00.11.61.60.00.70.70.00.90.90.01.00.90.00.60.60.00.90.90.00.40.40.00.40.40.00.10.00.0
85 2.22.10.05.85.50.35.95.50.35.45.20.16.05.80.11.81.70.01.41.40.01.71.60.00.90.80.11.01.00.00.80.70.00.80.70.00.80.80.00.20.00.1
80 2.72.40.37.77.20.410.910.10.77.06.00.99.28.80.42.52.40.01.41.30.11.71.60.12.12.10.01.51.40.11.21.10.01.31.20.01.71.60.00.20.10.0
75 2.72.20.49.78.61.113.211.81.49.58.70.811.110.11.03.93.50.31.81.40.32.42.10.23.22.90.21.91.70.21.61.40.11.81.50.21.21.00.10.50.20.2
70 1.91.50.47.96.71.214.012.81.19.68.70.813.012.20.85.95.40.52.32.00.24.44.30.15.04.80.24.13.60.53.53.10.31.51.20.22.42.20.10.70.60.1
65 1.60.90.67.45.71.620.618.91.68.97.90.914.213.01.26.96.60.33.43.10.35.95.60.36.15.30.74.33.90.312.312.00.23.02.70.32.92.50.32.01.60.3
60 2.31.31.010.17.52.523.920.43.411.99.62.217.415.41.912.311.80.55.04.70.37.26.50.610.79.90.78.67.80.714.914.00.88.26.71.58.17.01.15.44.60.7
55 2.61.31.216.08.27.819.512.76.813.58.25.217.513.44.111.710.51.25.85.20.57.97.30.612.410.91.510.79.11.610.08.31.610.58.61.813.011.02.010.28.41.7
50 4.41.52.920.07.412.527.912.815.122.210.311.829.418.311.017.114.82.211.69.71.813.811.62.220.415.74.718.113.84.321.817.44.327.019.97.130.523.27.227.721.36.3
45 2.00.41.67.61.46.120.16.913.211.13.47.718.98.99.912.69.63.08.77.21.511.69.22.321.213.37.919.511.08.423.514.88.726.914.112.736.116.219.948.529.219.3
40 1.50.21.26.71.55.217.53.414.010.22.67.624.09.514.418.612.06.512.08.13.918.912.26.720.59.411.021.67.414.129.19.519.526.26.319.831.57.224.372.028.643.3
35 1.20.11.14.70.64.09.91.38.66.01.05.022.68.314.219.59.79.713.67.26.415.97.58.413.14.28.913.92.910.919.83.116.615.12.112.914.82.612.143.67.835.8
30 1.40.11.37.10.56.514.11.013.18.30.77.528.67.620.918.95.713.116.86.110.713.24.38.811.62.19.410.11.38.712.61.411.29.61.18.58.11.07.014.72.112.6
25 1.40.01.37.10.36.710.50.69.85.80.45.324.04.219.812.82.610.113.03.79.39.81.97.810.61.09.57.00.86.27.20.76.46.80.66.24.20.73.45.40.64.7
20 1.90.01.86.70.26.411.30.410.86.30.35.921.11.919.110.61.39.210.21.38.88.80.97.95.90.55.45.80.45.44.50.44.04.60.24.32.80.32.54.20.23.9
15 1.60.01.55.90.15.78.50.38.22.70.22.514.90.913.910.40.69.87.80.47.35.60.45.24.10.14.03.30.13.12.80.02.72.60.12.51.20.11.10.90.00.9
10 1.80.01.84.80.14.66.60.26.33.80.23.514.60.713.87.40.46.97.10.36.74.80.34.53.10.13.03.10.22.83.50.13.42.60.12.41.40.01.31.10.10.9
05 1.70.01.63.70.13.65.00.04.92.90.02.811.20.310.85.90.25.63.80.23.63.10.12.92.20.02.11.90.11.81.90.01.81.20.01.20.60.00.61.00.00.9
76 1.80.01.77.10.26.88.90.28.63.20.13.119.20.718.410.60.210.37.10.26.95.50.25.24.10.23.82.80.02.72.20.12.11.90.11.81.00.20.80.50.00.4
95 0.70.00.74.60.04.59.70.19.61.50.01.49.80.49.35.10.24.94.50.14.32.00.01.92.10.02.11.10.01.10.70.00.70.70.00.70.80.00.80.40.00.3
90 2.00.02.08.60.18.53.60.03.51.30.01.38.40.38.13.10.13.01.90.11.72.80.02.71.50.01.41.20.01.20.70.00.70.50.00.50.50.00.50.50.00.5
85 2.00.02.07.30.07.33.60.03.60.80.00.86.10.15.92.30.02.21.20.01.21.00.01.00.90.00.90.50.00.50.40.00.40.40.00.40.10.00.10.00.00.0
80 0.80.00.82.00.01.93.30.03.31.00.01.05.30.15.11.80.01.81.00.01.01.20.01.10.80.00.81.00.01.00.300.30.50.00.50.300.30.10.00.1
75 0.60.00.61.50.01.51.70.01.70.70.00.74.30.04.21.40.01.41.00.01.00.70.00.70.50.00.50.80.00.80.100.10.40.00.30.00.00.00.10.00.1
70 1.30.01.31.70.01.61.60.01.60.70.00.62.90.02.81.00.01.01.00.01.00.60.00.60.30.00.20.50.00.50.50.00.50.10.00.10.20.00.20.10.00.1

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
50 0.50.50.01.81.60.23.63.30.24.03.80.25.35.00.36.05.70.36.15.70.36.36.00.36.46.00.36.46.10.36.56.10.36.56.20.36.56.20.36.66.20.4
45 0.50.50.01.51.50.02.22.20.02.42.30.02.72.60.03.02.90.03.13.00.03.23.10.03.33.20.03.63.50.03.63.50.13.73.50.13.73.60.13.73.60.1
40 2.02.00.02.62.60.03.03.00.03.23.20.04.04.00.04.34.20.04.44.30.04.54.40.04.84.70.05.25.10.05.45.30.05.55.40.05.55.40.05.55.40.1
35 0.80.80.02.12.10.02.72.60.03.33.30.03.93.80.04.24.10.04.34.20.04.44.30.04.64.50.15.15.00.15.35.10.15.35.20.15.35.20.15.35.20.1
30 0.50.50.01.61.40.22.52.30.22.92.60.23.73.50.24.13.90.24.44.10.24.54.20.24.64.30.24.94.60.25.65.30.25.65.30.25.65.40.25.65.40.2
25 1.21.10.02.22.10.03.63.50.14.24.10.15.35.10.15.95.70.16.36.10.16.56.30.16.86.60.16.96.70.27.16.90.27.67.30.27.77.40.37.87.40.4
20 1.41.40.03.33.30.05.45.30.16.05.90.17.67.40.28.17.80.28.58.20.28.78.40.28.98.60.29.28.80.39.59.10.39.79.30.39.89.40.49.99.50.4
15 0.70.70.02.12.10.03.33.10.13.83.60.25.14.90.25.95.60.26.15.90.26.86.60.27.27.00.27.37.10.27.67.40.27.97.70.27.97.70.28.07.70.2
10 1.41.40.04.34.20.16.76.40.28.58.20.210.510.20.311.311.00.311.611.20.412.011.60.412.211.80.412.311.90.412.512.10.413.212.80.413.312.80.413.312.80.4
05 1.41.40.06.96.90.012.212.10.116.316.10.119.619.40.220.520.20.220.820.50.221.120.80.221.521.30.221.721.40.221.921.60.322.021.70.322.121.70.322.121.70.3
77 2.82.50.212.511.90.522.021.30.728.027.10.833.332.21.135.634.41.136.535.31.237.936.71.238.637.21.339.137.71.439.738.21.440.638.91.640.839.11.641.039.21.7
95 3.02.40.58.16.81.312.610.81.815.113.11.919.417.32.120.618.52.121.319.12.222.119.92.223.221.02.224.221.82.324.522.12.324.922.32.525.322.72.625.522.82.7
90 2.22.10.18.98.50.314.213.40.718.817.81.025.023.81.126.725.51.227.526.21.228.427.21.229.528.21.230.228.91.331.129.81.331.630.21.332.130.71.332.230.81.4
85 2.22.10.08.07.60.414.013.10.819.518.41.025.524.31.127.426.11.228.827.51.330.629.21.431.630.01.532.631.01.633.531.81.634.332.61.635.133.41.735.433.51.8
80 2.72.40.310.49.70.721.319.81.528.425.92.437.734.72.940.237.23.041.638.53.143.440.13.245.642.33.347.143.73.448.344.93.449.746.13.551.447.83.651.648.03.6
75 2.72.20.412.510.91.625.722.73.035.331.43.846.541.64.950.445.25.252.246.65.554.648.85.757.851.76.059.853.56.361.455.06.463.356.56.764.557.66.965.057.97.1
70 1.91.50.49.98.21.623.921.12.833.629.83.746.642.14.552.647.55.054.949.65.359.453.95.464.558.75.768.662.36.272.265.56.673.766.86.976.269.07.176.969.67.3
65 1.60.90.69.06.62.329.625.64.038.633.65.052.946.76.259.953.36.663.356.46.969.262.07.275.467.48.079.871.48.392.183.48.695.186.19.098.188.79.3100.190.49.6
60 2.31.31.012.58.93.636.429.37.048.338.99.365.854.411.378.166.211.883.170.912.190.477.512.8101.187.513.6109.795.314.4124.7109.415.3133.0116.216.8141.1123.217.9146.5127.818.7
55 2.61.31.218.79.59.138.322.316.051.830.521.269.444.025.381.154.526.687.059.727.295.067.127.8107.478.029.4118.287.131.0128.295.532.6138.7104.234.5151.8115.236.5162.0123.738.3
50 4.41.52.924.49.015.452.421.830.674.632.242.4104.050.553.5121.265.455.7132.875.257.5146.786.859.8167.1102.664.5185.3116.468.8207.1133.973.2234.2153.980.3264.7177.187.5292.4198.593.9
45 2.00.41.69.61.97.729.88.821.041.012.328.759.921.238.772.630.841.781.338.143.293.047.445.6114.260.753.5133.871.861.9157.486.670.7184.3100.883.5220.4117.0103.4269.0146.2122.8
40 1.50.21.28.21.76.425.85.220.536.07.828.160.117.442.678.829.549.290.837.653.1109.849.959.8130.359.470.9151.966.885.0181.076.4104.6207.382.7124.5238.890.0148.8310.9118.6192.2
35 1.20.11.16.00.85.116.02.213.722.03.218.844.611.633.064.221.342.877.828.649.293.836.157.7107.040.366.6120.943.377.6140.746.594.2155.948.6107.2170.751.3119.4214.459.1155.2
30 1.40.11.38.60.67.922.71.621.031.02.428.559.610.149.578.515.962.695.422.073.3108.726.482.2120.328.591.7130.429.9100.4143.031.3111.7152.732.5120.2160.833.5127.3175.635.7139.9
25 1.40.01.38.50.48.119.01.117.924.91.623.349.05.843.261.88.453.474.912.262.784.814.170.695.415.280.2102.516.186.4109.716.892.9116.617.599.1120.818.2102.6126.218.9107.3
20 1.90.01.88.60.38.319.90.719.226.31.125.247.53.144.358.14.553.668.35.862.477.26.870.383.17.375.789.07.781.293.58.285.398.18.489.6101.08.892.2105.29.096.2
15 1.60.01.57.50.27.316.00.515.518.80.718.133.71.732.044.22.341.852.12.849.257.83.254.561.93.458.565.23.561.768.13.664.470.73.766.971.93.868.072.93.968.9
10 1.80.01.86.70.26.413.30.412.817.10.716.331.71.530.239.21.937.246.32.343.951.12.648.554.32.751.657.42.954.461.03.057.963.73.260.465.13.361.766.23.562.7
05 1.70.01.65.40.25.210.50.310.213.40.313.124.60.723.930.60.929.634.41.233.237.51.336.239.81.438.341.71.540.243.71.642.044.91.643.245.61.743.946.61.744.9
76 1.80.01.79.00.38.617.90.617.321.20.720.440.41.438.951.01.749.258.22.056.163.72.361.467.92.665.370.72.668.073.02.870.175.02.972.076.03.172.876.53.273.3
95 0.70.00.75.30.05.315.10.114.916.60.216.326.40.725.731.60.930.736.21.135.038.21.237.040.41.239.141.51.240.342.31.241.043.01.241.843.91.242.744.31.243.1
90 2.00.02.010.60.110.514.30.214.115.70.215.524.20.523.727.40.726.729.30.828.532.20.931.233.71.032.735.01.034.035.71.034.736.31.035.336.91.035.837.41.036.3
85 2.00.02.09.40.09.313.10.013.013.90.013.820.10.219.822.40.322.123.70.323.324.80.424.425.70.425.326.20.425.826.70.426.227.10.426.627.30.426.827.40.426.9
80 0.80.00.82.90.12.86.30.16.27.40.17.212.70.212.414.60.314.215.60.315.316.80.316.517.70.317.318.70.318.319.10.318.719.60.319.219.90.319.620.10.319.8
75 0.60.00.62.20.02.24.00.03.94.70.04.79.00.08.910.50.010.411.50.111.412.30.112.212.80.112.713.70.113.513.80.113.714.30.214.114.30.214.114.50.214.3
70 1.30.01.33.10.03.04.80.04.75.50.05.48.40.08.39.50.19.410.50.110.411.20.111.111.50.111.412.00.111.912.60.112.412.70.112.612.90.112.813.00.112.9
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 7,660.68 open 64,273 7,650 4.4 7,658.0 10.4 7660 14.8 16.09 -0.145 0.02540
T 10:00 7,655.11 -5.6 current 212,626 7,650 20.0 7,650.5 21.8 7655 13.3 16.09 -0.002 0.03000
T30 10:30 7,655.19 +0.1 current 308,920 7,650 27.9 7,649.3 23.1 7655 13.7 16.02 -0.009 0.03030
E 11:00 7,652.32 -2.9 current 178,082 7,650 22.2 7,653.8 26.4 7650 13.5 16.05 0.083 0.03200
E30 11:30 7,628.53 -23.8 current 383,593 7,650 29.4 7,638.8 19.6 7630 14.3 16.57 -0.023 0.03220
N 12:00 7,636.09 +7.6 current 215,993 7,635 19.5 7,637.5 26.5 7635 12.6 16.35 0.051 0.03860
N30 12:30 7,629.33 -6.8 current 149,218 7,630 16.8 7,633.0 29.2 7630 13.0 16.54 -0.040 0.04000
P1 13:00 7,640.60 +11.3 current 157,628 7,640 18.9 7,638.4 29.6 7640 12.2 16.29 0.031 0.04640
P130 13:30 7,643.55 +2.9 current 169,483 7,645 21.2 7,642.1 36.7 7645 11.7 16.27 -0.058 0.05240
P2 14:00 7,645.48 +1.9 current 149,783 7,640 21.6 7,642.0 39.6 7645 11.3 16.18 0.049 0.06060
P230 14:30 7,643.39 -2.1 current 181,019 7,640 29.1 7,643.9 41.2 7645 11.3 16.21 -0.143 0.06920
P3 15:00 7,643.75 +0.4 current 159,249 7,650 27.0 7,643.0 50.4 7645 11.6 16.20 -0.068 0.08400
P330 15:30 7,646.00 +2.3 current 166,950 7,645 36.1 7,644.3 58.8 7645 12.4 16.30 0.074 0.10980
C 16:00 Close 7,636.36 -9.6 close 241,884 7,640 72.0 7,640.9 53.9 7635 33.4 16.48 0.636 0.28980

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_2026-09-09_2026-09-09_0900.json Debug · report ~58.9 KB · slots 14/14 · strikes 37 · maps 84 · keys 3108 · C/P yes · keys=[O,T,T30,E,E30,N,N30,P1,P130,P2,P230,P3,P330,C] · one blob · ΔVol/Stock = delta_* / cum_* views