BSX Options History — March 2020

In March 2020, BSX traded between $25.74 and $38.51. ATM implied volatility averaged 67.5%, placing in the 75.3% IV rank vs the trailing year. The 30-day expected move averaged 19.8%. IV traded above realized volatility by 6.5% (HV 20d: 61.0%). Max pain ranged from $31.00 to $42.00. Net GEX was positive for 6 of 22 trading days. Term structure was in contango for 6 of 22 days. Put/call ratio averaged 1.63.

Notable Days

  • 2020-03-31: Highest Volume — 19,042 contracts
  • 2020-03-12: Largest IV spike — 62.7% change
  • 2020-03-06: Highest IV Rank — 100.0%
  • 2020-03-19: Largest Expected Move — 32.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$31.99$25.74$38.51$37.64$32.62
Max Pain$36.11$31.00$42.00$42.00$31.00
ATM IV67.5%32.0%107.0%35.5%59.3%
Expected Move19.8%9.4%32.1%10.9%19.8%
HV 20d61.0%31.1%93.2%31.5%92.6%
HV 60d41.7%26.4%58.2%26.6%58.2%
IV Rank75.3%46.1%100.0%63.8%46.1%
IV Percentile98.4%94.0%100.0%98.8%94.0%
Term Structure-5.8%-41.6%21.6%-1.7%21.6%
VWIV67.3%33.5%98.6%37.0%91.6%
Skew 25d24.6%-14.6%64.1%7.1%5.3%
Skew 10d31.9%-25.9%92.8%14.0%28.9%
Call IV 25d64.8%28.8%95.8%32.0%80.2%
Put IV 25d89.4%36.2%148.0%39.0%85.5%
Bid-Ask Spread %64.987.98106.097.98102.45
Gamma HHI0.110.070.250.100.12
Net GEX-961.2K-3.7M549.3K-2.1M451.2K
Net DEX81.2M23.9M114.3M76.3M23.9M
Net VEX-512.5K-698.0K-274.2K-610.5K-599.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.630.054.793.110.99
Total Volume5,912.1821,65919,0425,39519,042
Total OI105,473.59189,769115,05889,769115,058

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2020-03-02$37.64$42.0035.5%10.9%31.5%63.8%37.0%7.1%-1.7%-2.1M76.3M-610.5K3.117.98N/AN/A1,3144,08141,15948,610
2020-03-03$37.56$42.0036.9%12.0%31.1%69.2%41.2%9.2%-0.2%-2.5M79.2M-620.7K4.0711.71N/AN/A8083,29243,18151,613
2020-03-04$38.51$41.5032.0%9.4%32.2%50.8%33.5%7.4%-1.4%-3.1M69.0M-659.2K4.7911.44N/AN/A1,1245,38943,51153,967
2020-03-05$37.08$39.0043.0%11.8%34.2%92.1%40.5%9.3%-3.0%-2.9M86.7M-658.5K0.6212.81N/AN/A2,4511,51045,23456,667
2020-03-06$37.27$39.0049.5%14.0%33.8%100.0%55.7%13.8%-1.5%-3.7M72.4M-698.0K1.5524.01N/AN/A3,1164,81846,77556,607
2020-03-09$34.25$39.0061.5%17.5%43.4%100.0%55.1%28.1%4.3%-1.3M96.9M-596.4K0.3347.89N/AN/A2,63987548,01854,932
2020-03-10$35.20$39.0051.3%14.8%45.4%76.4%54.1%17.6%8.7%-1.5M92.3M-614.1K2.9515.10N/AN/A9492,80349,33055,041
2020-03-11$34.08$38.0060.5%17.7%45.5%97.7%62.7%26.9%4.8%-1.3M100.3M-592.5K4.1320.42N/AN/A1,1904,91849,61356,983
2020-03-12$31.20$38.0098.5%28.5%53.0%100.0%81.7%64.1%5.8%-904.3K108.6M-517.3K4.7774.69N/AN/A1,0955,21950,07558,129
2020-03-13$31.12$38.0082.9%23.0%53.1%80.5%76.6%39.6%-6.1%-1.0M114.3M-496.8K0.3767.81N/AN/A1,98073849,94557,710
2020-03-16$28.37$38.0092.0%26.9%59.2%91.8%88.0%15.6%-7.7%-759.8K106.5M-400.9K0.4380.39N/AN/A4,3741,87748,94753,735
2020-03-17$28.81$36.0072.0%20.5%60.2%66.8%79.5%-14.6%-11.5%-813.7K103.7M-422.1K1.5376.47N/AN/A6561,00352,69954,416
2020-03-18$26.45$35.0087.1%25.0%62.6%85.8%98.6%46.1%-4.7%-567.5K98.8M-354.9K0.4986.07N/AN/A1,88191652,90953,072
2020-03-19$28.48$34.00107.0%32.1%71.7%100.0%90.2%52.3%-28.7%-711.3K98.2M-409.9K1.7499.02N/AN/A1,1181,94153,69253,594
2020-03-20$27.45$34.0088.7%27.7%71.4%79.3%71.4%37.6%-41.6%-644.3K103.7M-329.8K0.06100.00N/AN/A11,50970454,11552,890
2020-03-23$25.74$33.0068.6%22.5%72.9%56.6%63.4%41.3%-0.7%-185.6K95.1M-274.2K0.0595.28N/AN/A12,60760649,01949,819
2020-03-24$27.39$32.0066.5%17.2%78.9%54.2%66.6%34.6%-27.5%320.9K80.8M-346.8K0.1483.29N/AN/A4,05655563,95648,508
2020-03-25$30.91$32.0071.0%30.1%93.2%59.3%88.2%29.9%-8.7%484.3K49.8M-500.7K0.38103.55N/AN/A3,0141,14363,60746,632
2020-03-26$30.98$32.0074.9%14.9%93.1%63.7%57.6%35.7%-33.6%458.9K48.8M-508.3K0.54102.35N/AN/A3,0051,63464,43947,213
2020-03-27$31.13$31.0084.9%25.5%92.2%75.0%70.2%29.6%-1.9%544.6K45.6M-519.8K0.30100.69N/AN/A2,38071365,75747,660
2020-03-30$31.59$31.0061.1%13.2%91.5%48.1%76.9%5.6%7.1%549.3K36.2M-543.9K2.50106.09N/AN/A1,4373,58864,42347,159
2020-03-31$32.62$31.0059.3%19.8%92.6%46.1%91.6%5.3%21.6%451.2K23.9M-599.6K0.99102.45N/AN/A9,5749,46865,22149,837