BSX Options History — July 2012

In July 2012, BSX traded between $4.97 and $5.80. ATM implied volatility averaged 34.5%, placing in the 13.2% IV rank vs the trailing year. The 30-day expected move averaged 9.8%. IV traded above realized volatility by 4.1% (HV 20d: 30.4%). Max pain ranged from $5.00 to $6.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 3 of 21 days. Put/call ratio averaged 0.38.

Notable Days

  • 2012-07-26: Highest Volume — 10,332 contracts
  • 2012-07-26: Largest IV drop — 21.8% change
  • 2012-07-25: Highest IV Rank — 27.6%
  • 2012-07-25: Largest Expected Move — 11.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$5.47$4.97$5.80$5.80$5.17
Max Pain$5.76$5.00$6.00$6.00$5.00
ATM IV34.5%29.1%40.8%29.1%34.0%
Expected Move9.8%8.4%11.7%8.4%9.8%
HV 20d30.4%25.0%40.2%31.1%38.0%
HV 60d26.5%23.1%30.4%27.7%30.4%
IV Rank13.2%1.2%27.6%1.2%12.1%
IV Percentile22.9%0.8%54.4%0.8%22.2%
Term Structure-1.7%-6.1%2.6%2.6%-2.1%
VWIV34.9%27.9%42.8%28.7%34.1%
Skew 25d-1.5%-11.2%6.1%-3.0%-2.7%
Skew 10d8.7%-17.2%53.3%-1.6%4.2%
Call IV 25d38.0%27.9%49.6%27.9%40.0%
Put IV 25d36.5%25.0%41.2%25.0%37.3%
Bid-Ask Spread %10.884.2735.3911.8128.52
Gamma HHI0.320.220.400.330.22
Net GEX335.7K64.4K550.2K550.2K64.4K
Net DEX-2.9M-8.9M2.6M-8.9M1.7M
Net VEX-91.9K-122.5K-55.3K-122.5K-55.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.380.041.450.300.05
Total Volume1,894.85742610,332990773
Total OI142,204.095130,282146,416143,018141,374

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2012-07-02$5.80$6.0029.1%8.4%31.1%1.2%28.7%-3.0%2.6%550.2K-8.9M-122.5K0.3011.81N/AN/A762228106,01537,003
2012-07-03$5.80$6.0030.2%8.7%31.0%3.8%30.3%-3.2%0.9%549.3K-8.5M-118.8K0.297.47N/AN/A1,342388106,32737,092
2012-07-05$5.72$6.0031.6%9.1%31.0%7.0%31.6%-5.8%1.0%517.2K-7.8M-115.9K0.0710.35N/AN/A95568107,11937,381
2012-07-06$5.65$6.0033.3%9.4%31.4%10.7%32.6%2.9%-0.3%462.2K-5.5M-107.3K0.1112.27N/AN/A1,150129107,32237,383
2012-07-09$5.62$6.0037.3%9.9%31.2%19.7%34.5%0.3%-1.9%419.7K-4.9M-101.0K0.044.97N/AN/A52022106,85037,451
2012-07-10$5.51$6.0032.0%10.1%31.9%7.5%35.7%4.1%-3.6%345.2K-2.1M-96.4K0.1213.65N/AN/A41448107,14737,471
2012-07-11$5.62$6.0038.7%9.3%30.3%22.7%37.4%6.1%-1.6%412.6K-3.7M-95.3K0.0617.36N/AN/A2,081119107,09237,488
2012-07-12$5.57$6.0034.3%9.8%29.0%12.8%35.4%0.7%-2.3%406.5K-4.3M-98.9K1.4518.01N/AN/A612888108,42537,603
2012-07-13$5.59$6.0035.9%10.3%28.3%16.4%36.3%-0.4%-4.0%418.2K-4.6M-99.4K0.106.30N/AN/A1,286124108,42937,396
2012-07-16$5.57$6.0034.0%9.7%26.4%12.0%33.4%5.9%-1.0%404.5K-3.4M-94.3K0.405.26N/AN/A408164108,98337,412
2012-07-17$5.63$6.0032.9%9.4%25.0%9.6%34.3%5.6%-1.4%446.3K-4.6M-104.6K0.056.29N/AN/A40620108,99437,378
2012-07-18$5.56$6.0035.6%10.2%25.3%15.7%36.5%3.9%-4.4%347.0K-2.3M-88.0K0.975.41N/AN/A579563109,02837,388
2012-07-19$5.58$6.0034.7%10.0%25.1%13.7%36.2%5.1%-3.5%325.5K-2.0M-85.5K0.205.62N/AN/A40079108,72537,087
2012-07-20$5.38$6.0036.1%10.4%27.5%16.9%40.1%-3.2%-0.3%259.9K-690.2K-81.2K0.315.54N/AN/A1,606491108,90237,114
2012-07-23$5.26$6.0037.4%10.7%27.7%19.7%42.8%-6.7%-1.8%204.9K-302.8K-75.9K0.516.49N/AN/A1,9611,00299,02431,258
2012-07-24$5.20$6.0038.3%11.0%25.8%21.8%39.5%-9.9%-2.9%195.3K-248.9K-81.1K0.097.46N/AN/A3,19628299,62631,832
2012-07-25$5.33$5.0040.8%11.7%27.6%27.6%41.9%-4.8%-6.1%244.4K-1.3M-81.7K0.7435.39N/AN/A1,032768101,21832,077
2012-07-26$4.97$5.0031.9%9.2%35.4%7.3%32.0%-10.0%-0.1%108.2K2.6M-68.0K0.676.42N/AN/A6,1764,156101,58532,489
2012-07-27$5.22$5.0032.6%9.4%40.2%8.9%32.6%-5.2%-1.2%173.8K-153.3K-75.7K0.299.66N/AN/A3,001867105,86335,404
2012-07-30$5.16$5.0033.6%9.6%39.3%11.0%27.9%-11.2%-2.1%194.5K-861.3K-83.7K1.154.27N/AN/A338388106,85135,680
2012-07-31$5.17$5.0034.0%9.8%38.0%12.1%34.1%-2.7%-2.1%64.4K1.7M-55.3K0.0528.52N/AN/A73439106,00935,365