VOO Options History — January 2019

In January 2019, VOO traded between $225.07 and $247.81. ATM implied volatility averaged 18.0%, placing in the 43.1% IV rank vs the trailing year. The 30-day expected move averaged 5.1%. IV traded below realized volatility by 5.7% (HV 20d: 23.7%). Max pain ranged from $225.00 to $240.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 12 of 21 days. Put/call ratio averaged 1.06.

Notable Days

  • 2019-01-18: Highest Volume — 753 contracts
  • 2019-01-22: Largest IV spike — 26.0% change
  • 2019-01-03: Highest IV Rank — 65.9%
  • 2019-01-03: Largest Expected Move — 6.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$238.96$225.07$247.81$229.20$247.81
Max Pain$231.90$225.00$240.00$235.00$230.00
ATM IV18.0%14.6%23.7%21.8%14.6%
Expected Move5.1%4.2%6.6%6.3%4.4%
HV 20d23.7%15.9%28.2%26.0%17.0%
HV 60d22.4%21.2%23.6%22.5%21.5%
IV Rank43.1%29.9%65.9%58.7%29.9%
IV Percentile73.7%55.2%94.8%90.9%55.2%
Term Structure0.1%-1.6%1.3%-0.7%0.0%
VWIV18.0%14.3%23.8%23.8%14.3%
Skew 25d5.8%4.4%7.2%7.2%6.2%
Skew 10d13.9%9.4%17.7%17.7%10.5%
Call IV 25d15.3%13.0%19.9%19.8%13.0%
Put IV 25d21.1%18.2%27.0%27.0%19.2%
Bid-Ask Spread %84.4176.5293.2278.2778.53
Gamma HHI0.160.090.300.090.21
Net GEX1.3M277.7K2.8M329.4K2.6M
Net DEX-9.7M-23.9M8.1M5.0M-20.0M
Net VEX-93.9K-106.7K-74.8K-76.7K-106.2K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.060.232.201.210.72
Total Volume345.8148753243341
Total OI5,239.813,5516,5285,3094,300

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2019-01-02$229.20$235.0021.8%6.3%26.0%58.7%23.8%7.2%-0.7%329.4K5.0M-76.7K1.2178.271101333,6121,697
2019-01-03$225.07$225.0023.7%6.6%24.8%65.9%22.1%5.7%-1.6%277.7K8.1M-74.8K0.8876.522462173,6731,708
2019-01-04$231.81$225.0021.9%6.1%27.7%58.0%19.5%5.7%-0.5%469.6K1.5M-79.5K0.5877.723552053,7801,758
2019-01-07$234.24$230.0020.5%5.6%28.1%52.7%15.7%6.7%-0.1%672.5K-2.4M-83.2K0.2583.43307763,8631,793
2019-01-08$235.93$230.0019.7%5.6%28.1%49.6%14.9%6.2%-0.5%981.4K-6.1M-90.7K0.4180.293491434,1331,835
2019-01-09$236.86$230.0018.1%5.2%28.1%43.6%17.9%6.0%0.9%919.6K-7.6M-90.3K1.6086.431041664,1851,888
2019-01-10$238.11$230.0017.5%5.0%28.2%41.1%17.9%6.0%0.5%993.3K-9.1M-92.4K1.1083.081661824,2261,893
2019-01-11$237.92$230.0017.0%4.9%28.0%39.3%19.1%4.4%0.6%1.1M-10.0M-93.9K1.8486.321232264,2911,907
2019-01-14$236.88$230.0018.6%5.3%28.0%45.5%18.6%5.9%0.5%1.1M-8.2M-88.7K2.2078.8515334,3411,942
2019-01-15$239.29$230.0015.8%4.5%27.2%34.8%17.4%6.3%0.9%943.0K-10.6M-86.2K0.2389.43267614,3201,965
2019-01-16$240.05$230.0015.4%4.4%24.9%33.2%17.2%6.0%1.0%917.8K-15.4M-91.6K0.9488.761891774,4531,961
2019-01-17$241.39$230.0015.4%4.4%24.9%33.0%15.2%7.0%1.1%554.1K-19.0M-97.1K0.4790.573711764,4771,995
2019-01-18$244.56$230.0014.6%4.2%24.0%29.9%15.8%4.8%1.3%2.8M-23.9M-99.3K0.6583.414562974,4892,039
2019-01-22$240.67$235.0018.4%5.3%23.8%44.4%19.8%5.7%-0.4%1.6M-10.4M-97.8K2.0785.01551142,4721,079
2019-01-23$241.88$235.0018.2%5.2%22.7%43.8%18.8%6.5%0.4%1.5M-10.3M-100.7K0.9186.881521392,4931,184
2019-01-24$242.06$235.0017.0%4.9%19.9%39.0%19.9%5.1%0.6%1.7M-10.7M-101.6K0.8985.591421272,5641,222
2019-01-25$244.26$235.0015.2%4.4%15.9%32.3%16.0%4.5%1.0%2.0M-14.6M-103.5K0.8784.252872512,6211,229
2019-01-28$242.13$235.0019.1%5.5%16.5%47.4%18.3%5.0%-1.1%1.7M-10.6M-105.1K1.7186.5048822,7651,369
2019-01-29$242.10$240.0018.5%5.3%16.5%44.9%18.0%5.5%-0.5%1.7M-10.8M-105.4K1.0889.5260652,8051,436
2019-01-30$245.86$240.0016.7%4.8%17.0%38.2%18.6%5.8%-0.6%2.3M-17.6M-106.7K1.5493.22981512,8331,440
2019-01-31$247.81$230.0014.6%4.4%17.0%29.9%14.3%6.2%0.0%2.6M-20.0M-106.2K0.7278.531981432,8221,478