BSX Options History — May 2024

In May 2024, BSX traded between $71.87 and $75.81. ATM implied volatility averaged 17.1%, placing in the 6.8% IV rank vs the trailing year. The 30-day expected move averaged 4.8%. IV traded below realized volatility by 4.8% (HV 20d: 21.9%). Max pain ranged from $65.00 to $72.50. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 20 of 22 days. Put/call ratio averaged 1.17.

Notable Days

  • 2024-05-09: Highest Volume — 25,243 contracts
  • 2024-05-13: Largest IV spike — 31.1% change
  • 2024-05-14: Highest IV Rank — 21.6%
  • 2024-05-31: Largest Expected Move — 5.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$74.07$71.87$75.81$72.50$74.95
Max Pain$69.55$65.00$72.50$65.00$72.50
ATM IV17.1%15.7%22.1%17.0%18.3%
Expected Move4.8%4.5%5.2%4.9%5.2%
HV 20d21.9%14.4%25.6%24.7%14.8%
HV 60d19.0%18.5%19.4%18.5%19.3%
IV Rank6.8%2.6%21.6%6.5%10.5%
IV Percentile15.0%0.8%72.2%9.1%37.3%
Term Structure1.2%-0.2%3.0%0.4%-0.2%
VWIV16.9%14.5%18.6%17.3%18.6%
Skew 25d1.2%0.5%2.2%0.7%2.2%
Skew 10d2.8%-4.2%7.9%-4.2%7.9%
Call IV 25d16.7%15.4%18.3%17.5%17.6%
Put IV 25d17.9%16.7%19.8%18.2%19.8%
Bid-Ask Spread %54.1817.0882.2480.1075.05
Gamma HHI0.270.150.470.320.17
Net GEX20.4M3.4M41.1M37.8M4.8M
Net DEX-489.4M-695.1M-298.0M-547.7M-299.6M
Net VEX-1.7M-1.8M-1.6M-1.7M-1.8M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.170.073.323.322.43
Total Volume6,709.45575625,24310,7591,172
Total OI232,894.227181,332275,449238,631202,040

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2024-05-01$72.50$65.0017.0%4.9%24.7%6.5%17.3%0.7%0.4%37.8M-547.7M-1.7M3.3280.10N/AN/A2,4898,270138,046100,585
2024-05-02$71.87$65.0017.1%4.9%24.9%6.9%14.5%0.7%0.4%38.0M-494.1M-1.8M1.4717.08N/AN/A2,5353,720139,282100,717
2024-05-03$72.98$65.0015.8%4.5%25.0%3.2%16.3%1.3%1.1%39.6M-591.6M-1.7M0.1576.19N/AN/A6,596960140,602103,397
2024-05-06$72.57$65.0016.1%4.9%25.2%4.1%17.2%1.3%3.0%41.1M-551.7M-1.7M1.7643.06N/AN/A6,65211,723141,065103,985
2024-05-07$73.32$67.5016.3%4.8%25.1%4.5%16.9%1.7%2.9%38.5M-601.8M-1.7M0.6039.45N/AN/A1,399833143,003114,972
2024-05-08$72.98$67.5016.1%4.7%25.3%4.1%16.6%1.5%2.8%39.9M-573.7M-1.8M0.7939.48N/AN/A876688143,552115,477
2024-05-09$74.03$67.5015.7%4.7%25.6%2.6%17.0%1.3%2.6%36.9M-662.6M-1.7M0.4241.45N/AN/A17,8167,427143,943115,874
2024-05-10$73.59$70.0016.2%4.7%25.1%4.2%16.0%1.6%2.6%28.8M-611.1M-1.7M1.5482.24N/AN/A1,4162,178141,913121,788
2024-05-13$72.84$70.0021.2%4.9%25.2%18.9%17.1%1.4%1.9%35.0M-531.3M-1.8M0.9943.28N/AN/A5,4195,373142,224123,262
2024-05-14$73.44$70.0022.1%5.1%25.0%21.6%17.8%1.6%2.1%29.3M-595.3M-1.7M2.1244.07N/AN/A1,3332,825143,176126,722
2024-05-15$74.34$70.0016.5%4.7%25.0%5.1%17.0%1.4%2.4%17.9M-674.6M-1.7M0.4139.53N/AN/A4,5561,846143,618128,550
2024-05-16$74.56$70.0015.9%4.6%24.5%3.5%16.2%1.1%1.5%13.2M-695.1M-1.7M0.6775.36N/AN/A3,2122,140144,245128,751
2024-05-17$74.28$70.0016.0%4.6%24.6%3.6%16.2%1.4%0.5%5.8M-666.1M-1.7M0.2760.24N/AN/A5,5581,519144,333131,116
2024-05-20$75.18$70.0016.6%4.8%24.7%5.6%17.3%0.5%0.2%5.3M-337.5M-1.6M1.7228.56N/AN/A1,9903,42481,139100,968
2024-05-21$75.81$70.0016.0%4.6%24.6%3.8%16.2%1.6%0.7%5.7M-360.6M-1.6M0.7046.26N/AN/A9,0606,32080,577100,755
2024-05-22$75.23$72.5016.7%4.8%14.4%5.8%16.8%0.8%0.3%5.7M-344.8M-1.6M1.0477.29N/AN/A1,4261,47687,949106,268
2024-05-23$74.35$72.5016.6%4.7%15.2%5.3%16.9%1.1%0.5%3.4M-298.0M-1.8M2.5672.18N/AN/A9782,50788,894107,546
2024-05-24$75.63$72.5016.5%4.7%16.2%5.3%16.4%0.8%0.7%6.2M-360.8M-1.7M0.4871.56N/AN/A2,8361,34889,374109,315
2024-05-28$75.13$72.5017.5%5.0%15.7%8.0%17.9%1.6%-0.2%5.3M-323.7M-1.8M1.0661.62N/AN/A71775890,854110,421
2024-05-29$74.93$72.5017.3%5.0%15.5%7.5%17.7%0.8%0.8%5.0M-320.0M-1.8M1.1437.52N/AN/A35340391,023110,492
2024-05-30$75.02$72.5018.0%5.2%15.2%9.5%17.7%0.8%0.4%5.3M-325.9M-1.8M0.0740.45N/AN/A3,26821391,184110,676
2024-05-31$74.95$72.5018.3%5.2%14.8%10.5%18.6%2.2%-0.2%4.8M-299.6M-1.8M2.4375.05N/AN/A34283091,264110,776