HIMZ Options History — August 2025

In August 2025, HIMZ traded between $189.42 and $451.22. ATM implied volatility averaged 150.8%. The 30-day expected move averaged 41.2%. IV traded below realized volatility by 23.8% (HV 20d: 174.6%). Max pain ranged from $266.00 to $364.00. Net GEX was positive for 4 of 21 trading days. Term structure was in contango for 19 of 21 days. Put/call ratio averaged 1.00.

Notable Days

  • 2025-08-05: Highest Volume — 477 contracts
  • 2025-08-05: Largest IV drop — 32.4% change
  • 2025-08-01: Largest Expected Move — 69.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$255.97$189.42$451.22$435.82$189.42
Max Pain$316.67$266.00$364.00$364.00$266.00
ATM IV150.8%119.3%259.4%240.5%119.3%
Expected Move41.2%34.2%69.0%69.0%34.2%
HV 20d174.6%136.7%203.1%160.6%136.7%
HV 60d286.8%270.3%305.9%305.9%270.3%
Term Structure6.3%-49.5%18.1%-49.5%13.8%
VWIV148.9%129.4%243.4%243.4%130.4%
Skew 25d-15.5%-27.8%1.8%1.8%-20.1%
Skew 10d3.8%-46.2%52.8%15.7%-40.2%
Call IV 25d156.7%135.9%241.5%241.5%135.9%
Put IV 25d141.3%115.4%243.3%243.3%115.8%
Bid-Ask Spread %55.2927.5568.5327.5565.80
Gamma HHI0.090.050.170.060.09
Net GEX-69.2K-251.1K22.4K22.4K-4.2K
Net DEX3.5M-8.1M11.0M-8.1M2.8M
Net VEX-39.5K-49.1K-32.2K-44.1K-43.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.000.182.110.880.29
Total Volume232.14357477120182
Total OI1,594.9521,1382,1051,1781,981

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-08-01$435.82$364.00240.5%69.0%160.6%0.0%243.4%1.8%-49.5%22.4K-8.1M-44.1K0.8827.55N/AN/A6456510668
2025-08-04$451.22$350.00259.4%53.2%160.6%0.0%187.0%-7.0%-10.0%14.0K-8.0M-43.5K1.5528.56N/AN/A5688494700
2025-08-05$350.28$350.00175.5%46.2%188.3%0.0%160.9%-7.8%3.3%-17.7K-668.0K-35.3K1.8932.61N/AN/A165312511690
2025-08-06$279.72$350.00162.1%43.9%203.1%0.0%154.4%-4.7%13.0%-85.6K5.0M-32.2K1.7444.92N/AN/A124217550801
2025-08-07$284.20$350.00163.9%44.8%202.8%0.0%157.8%-6.5%8.4%-114.6K5.6M-37.2K1.1144.80N/AN/A112124578937
2025-08-08$290.36$350.00149.4%43.3%200.1%0.0%150.5%-9.5%14.8%-112.7K4.8M-39.1K1.8640.45N/AN/A67124632962
2025-08-11$272.30$350.00169.4%41.9%193.9%0.0%150.1%-16.1%15.0%-135.1K6.0M-35.9K1.8846.30N/AN/A128241669988
2025-08-12$251.58$350.00155.4%39.1%194.9%0.0%142.1%-17.7%18.1%-196.5K9.2M-35.0K1.3751.27N/AN/A1271746971,135
2025-08-13$251.30$350.00142.0%40.7%193.6%0.0%144.4%-17.0%13.7%-221.9K9.8M-36.9K2.1155.50N/AN/A701477671,217
2025-08-14$240.24$350.00133.0%38.1%192.6%0.0%137.1%-15.7%5.5%-251.1K11.0M-35.5K1.5565.11N/AN/A991547901,242
2025-08-15$230.72$322.00135.2%38.8%192.8%0.0%134.8%-20.5%6.3%-55.9K11.0M-36.1K1.4968.53N/AN/A1121668401,265
2025-08-18$215.74$308.00121.0%34.7%189.7%0.0%129.4%-21.9%9.8%-63.6K4.0M-35.2K0.5263.78N/AN/A13570423715
2025-08-19$189.70$294.00128.5%36.8%189.0%0.0%136.6%-24.0%7.6%-53.0K4.8M-33.1K0.6664.70N/AN/A13890497756
2025-08-20$201.74$294.00128.5%36.8%156.2%0.0%136.7%-13.4%6.5%-55.6K4.3M-37.3K0.1865.39N/AN/A16729552799
2025-08-21$205.80$280.00135.7%38.9%157.3%0.0%141.3%-20.1%7.1%-42.9K3.2M-41.2K0.3167.63N/AN/A8527657811
2025-08-22$210.56$280.00128.4%36.8%157.6%0.0%131.9%-15.5%10.7%-40.6K2.8M-42.9K0.3562.99N/AN/A13547700818
2025-08-25$198.10$280.00126.3%36.2%157.1%0.0%135.4%-27.8%5.9%-38.3K3.1M-40.6K0.2368.08N/AN/A16337750815
2025-08-26$215.74$280.00130.7%37.5%159.0%0.0%141.8%-18.3%7.9%-27.1K1.4M-46.6K0.2164.20N/AN/A36476828847
2025-08-27$206.08$266.00133.3%38.2%141.1%0.0%142.1%-21.9%12.1%13.9K633.9K-49.1K0.6765.07N/AN/A87591,085852
2025-08-28$204.82$266.00129.5%37.1%139.7%0.0%139.3%-20.9%12.5%11.9K901.4K-48.8K0.2267.82N/AN/A47101,100865
2025-08-29$189.42$266.00119.3%34.2%136.7%0.0%130.4%-20.1%13.8%-4.2K2.8M-43.1K0.2965.80N/AN/A141411,110871