SNDK Options History — September 2025 In September 2025, SNDK traded between $51.03 and $113.73. ATM implied volatility averaged 70.1%, placing in the 44.4% IV rank vs the trailing year. The 30-day expected move averaged 20.1%. IV traded below realized volatility by 4.1% (HV 20d: 74.2%). Max pain ranged from $40.00 to $85.00. Net GEX was positive for 16 of 21 trading days. Term structure was in contango for 6 of 21 days. Put/call ratio averaged 1.44.
Notable Days 2025-09-29 : Highest Volume — 43,962 contracts2025-09-29 : Largest IV spike — 16.9% change2025-09-23 : Highest IV Rank — 60.3%2025-09-23 : Largest Expected Move — 26.2%Monthly Statistics Metric Avg Min Max Open Close Price $86.84 $51.03 $113.73 $51.03 $113.03 Max Pain $66.19 $40.00 $85.00 $40.00 $80.00 ATM IV 70.1% 49.0% 90.4% 50.1% 87.2% Expected Move 20.1% 14.0% 26.2% 14.4% 24.3% HV 20d 74.2% 52.6% 95.3% 52.6% 94.0% HV 60d 61.0% 46.4% 72.0% 46.4% 71.9% IV Rank 44.4% 27.7% 60.3% 28.7% 57.8% IV Percentile 77.3% 46.8% 90.5% 49.2% 88.9% Term Structure -0.6% -2.6% 2.7% 0.8% 2.7% VWIV 70.8% 50.3% 92.4% 50.8% 86.7% Skew 25d -0.9% -5.6% 5.5% 0.9% -3.9% Skew 10d 0.6% -37.2% 45.8% 1.8% 38.3% Call IV 25d 71.3% 49.2% 91.0% 50.4% 91.0% Put IV 25d 70.4% 48.6% 93.8% 51.2% 87.2% Bid-Ask Spread % 27.19 5.83 47.41 5.83 17.87 Gamma HHI 0.19 0.07 0.30 0.29 0.10 Net GEX 654.8K -5.5M 3.4M 2.7M 3.4M Net DEX -281.3M -464.0M -80.1M -88.4M -448.4M Net VEX -428.9K -781.3K -188.9K -219.2K -781.3K Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 1.44 0.06 4.30 0.11 0.47 Total Volume 20,737.476 2,437 43,962 2,437 34,684 Total OI 86,383.048 44,868 122,660 44,868 122,660
Daily Data (21 trading days) Date Price Max Pain ATM IV Exp Move HV 20d IV Rank VWIV Skew 25d Term Str GEX DEX VEX P/C Spread % Call Wall Put Wall Call Vol Put Vol Call OI Put OI 2025-09-02 $51.03 $40.00 50.1% 14.4% 52.6% 28.7% 50.8% 0.9% 0.8% 2.7M -88.4M -219.2K 0.11 5.83 N/A N/A 2,198 239 33,317 11,551 2025-09-03 $52.77 $40.00 49.0% 14.0% 52.8% 27.7% 50.3% -0.7% -0.5% 2.7M -110.7M -216.1K 0.06 28.73 N/A N/A 5,269 334 34,561 11,623 2025-09-04 $61.89 $45.00 53.9% 15.1% 74.2% 31.6% 52.8% 0.9% -0.3% 2.0M -187.0M -188.9K 0.29 33.78 N/A N/A 12,116 3,554 36,974 11,853 2025-09-05 $67.93 $50.00 53.4% 15.6% 76.0% 31.2% 55.4% -0.8% 0.3% 1.6M -235.9M -204.5K 0.60 42.23 N/A N/A 14,972 8,963 40,656 15,539 2025-09-08 $70.69 $50.00 58.9% 16.4% 72.6% 35.6% 58.5% -0.5% -0.3% 1.8M -260.3M -255.7K 0.46 45.43 N/A N/A 4,305 1,993 45,593 21,383 2025-09-09 $70.68 $50.00 58.9% 16.4% 71.8% 35.6% 57.8% -1.0% -1.4% 1.7M -258.9M -253.5K 0.73 46.15 N/A N/A 1,957 1,428 45,939 22,511 2025-09-10 $73.33 $50.00 57.3% 16.4% 69.5% 34.3% 58.9% -0.6% -0.9% 1.7M -281.5M -245.1K 0.80 47.41 N/A N/A 2,630 2,110 46,268 23,225 2025-09-11 $83.90 $50.00 64.7% 18.6% 79.4% 40.1% 65.2% -2.6% -0.7% 1.4M -353.1M -208.9K 1.13 29.30 N/A N/A 16,953 19,190 46,554 24,296 2025-09-12 $86.22 $65.00 64.1% 18.4% 78.2% 39.6% 64.7% -2.8% -0.9% 228.7K -344.0M -322.1K 2.40 33.68 N/A N/A 3,238 7,784 49,903 36,186 2025-09-15 $90.67 $65.00 70.2% 20.1% 74.5% 44.5% 70.4% -5.6% -2.6% 674.6K -385.4M -317.3K 0.77 29.61 N/A N/A 18,079 13,943 51,419 38,478 2025-09-16 $91.81 $75.00 71.1% 20.4% 74.5% 45.2% 71.0% -3.9% -2.3% -424.3K -376.9M -395.8K 2.23 24.73 N/A N/A 4,631 10,345 54,363 46,523 2025-09-17 $94.42 $80.00 69.3% 19.9% 70.9% 43.7% 69.5% -3.4% -1.0% -144.4K -403.4M -385.3K 4.10 29.05 N/A N/A 3,767 15,434 55,178 49,984 2025-09-18 $98.82 $80.00 78.7% 22.6% 68.4% 51.2% 79.3% -2.0% -2.6% 1.2M -444.1M -407.2K 1.02 21.59 N/A N/A 17,574 17,855 56,236 51,947 2025-09-19 $102.63 $80.00 79.9% 23.1% 68.2% 52.1% 82.1% -4.6% -2.6% 541.4K -464.0M -493.1K 1.81 28.74 N/A N/A 8,702 15,771 61,317 59,349 2025-09-22 $103.16 $80.00 83.1% 24.1% 69.3% 54.6% 85.7% -0.1% -1.2% 374.5K -242.6M -569.2K 0.94 10.60 N/A N/A 11,681 11,023 40,928 40,338 2025-09-23 $106.31 $80.00 90.4% 26.2% 68.5% 60.3% 92.4% 4.7% -2.6% 719.9K -273.1M -658.0K 2.02 10.89 N/A N/A 8,632 17,435 45,712 46,118 2025-09-24 $98.23 $85.00 85.7% 25.0% 80.3% 56.7% 88.2% 5.5% 0.9% -2.7M -153.9M -738.1K 3.70 23.65 N/A N/A 8,582 31,739 49,125 54,787 2025-09-25 $95.49 $85.00 80.8% 23.3% 83.4% 52.7% 81.8% 0.2% 0.8% -5.5M -80.1M -749.0K 4.30 23.50 N/A N/A 3,909 16,819 53,358 59,686 2025-09-26 $96.80 $80.00 76.1% 21.7% 83.6% 49.1% 75.7% 3.8% -0.7% -3.0M -124.3M -724.5K 1.51 24.72 N/A N/A 4,650 7,037 55,245 58,939 2025-09-29 $113.73 $80.00 89.0% 25.5% 95.3% 59.2% 88.8% -1.9% 1.9% 2.8M -391.4M -674.3K 0.79 13.46 N/A N/A 24,595 19,367 53,262 51,160 2025-09-30 $113.03 $80.00 87.2% 24.3% 94.0% 57.8% 86.7% -3.9% 2.7% 3.4M -448.4M -781.3K 0.47 17.87 N/A N/A 23,652 11,032 64,856 57,804
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