TDC Options History — September 2018

In September 2018, TDC traded between $37.68 and $41.01. ATM implied volatility averaged 26.5%, placing in the 11.1% IV rank vs the trailing year. The 30-day expected move averaged 7.6%. IV traded above realized volatility by 2.5% (HV 20d: 24.0%). Max pain ranged from $40.00 to $40.00. Net GEX was positive for 10 of 19 trading days. Term structure was in contango for 19 of 19 days. Put/call ratio averaged 0.94.

Notable Days

  • 2018-09-17: Highest Volume — 4,290 contracts
  • 2018-09-17: Largest IV spike — 17.0% change
  • 2018-09-27: Highest IV Rank — 17.4%
  • 2018-09-27: Largest Expected Move — 8.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$38.92$37.68$41.01$41.01$37.68
Max Pain$40.00$40.00$40.00$40.00$40.00
ATM IV26.5%23.8%30.3%24.3%29.0%
Expected Move7.6%7.0%8.7%7.0%8.3%
HV 20d24.0%12.9%28.6%12.9%28.6%
HV 60d27.0%25.8%28.1%25.8%27.1%
IV Rank11.1%6.6%17.4%9.3%15.2%
IV Percentile51.1%31.7%70.2%37.7%67.1%
Term Structure4.0%0.3%8.1%0.6%6.4%
VWIV26.1%20.0%30.7%24.1%29.5%
Skew 25d2.7%0.5%4.7%2.6%1.7%
Skew 10d5.4%-5.8%14.6%2.9%-2.6%
Call IV 25d25.9%23.1%29.8%23.1%29.6%
Put IV 25d28.7%25.6%32.2%25.6%31.3%
Bid-Ask Spread %20.808.5399.0614.499.22
Gamma HHI0.500.280.810.300.66
Net GEX318.3K-263.4K1.3M-130.3K856.2K
Net DEX-115.4K-7.6M5.9M-528.4K-488.8K
Net VEX-37.3K-55.4K-22.0K-27.6K-47.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.940.082.331.750.48
Total Volume1,589.3686184,2906541,163
Total OI9,718.6326,22614,9676,22614,967

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-09-04$41.01$40.0024.3%7.0%12.9%9.3%24.1%2.6%0.6%-130.3K-528.4K-27.6K1.7514.49N/AN/A2384162,5103,716
2018-09-05$39.16$40.0024.5%7.0%21.1%7.8%23.8%0.5%0.3%-231.5K3.3M-27.3K1.8219.12N/AN/A2454462,5143,774
2018-09-06$39.01$40.0023.8%7.0%19.9%6.6%25.1%4.7%4.2%-240.3K3.9M-26.5K1.3534.44N/AN/A2833812,5103,767
2018-09-07$38.80$40.0024.8%7.1%19.7%8.2%25.6%3.6%4.2%-252.1K4.2M-25.9K1.6113.78N/AN/A2373812,5523,767
2018-09-10$38.96$40.0025.0%7.3%19.8%8.6%25.2%3.1%3.8%-236.1K3.8M-24.9K1.159.13N/AN/A3263762,5583,767
2018-09-11$38.85$40.0025.6%7.3%19.8%9.5%25.5%3.3%3.5%-226.6K4.0M-25.1K0.718.53N/AN/A4593262,6183,768
2018-09-12$39.58$40.0025.8%7.4%20.8%9.8%26.7%2.3%3.4%-172.6K2.2M-26.2K2.3311.13N/AN/A3317722,7233,751
2018-09-13$39.96$40.0024.9%7.1%20.9%8.4%25.9%3.0%4.3%-161.1K1.6M-26.8K0.8918.20N/AN/A8057182,7233,930
2018-09-14$39.96$40.0024.5%7.0%20.7%7.7%26.0%2.8%4.2%95.9K425.2K-27.5K2.0913.12N/AN/A3226743,2313,924
2018-09-17$38.00$40.0028.6%8.2%26.8%14.6%27.9%2.2%2.5%-263.4K5.9M-22.0K0.2529.91N/AN/A3,4258653,2113,934
2018-09-18$38.10$40.0027.9%8.0%26.5%13.4%26.3%4.2%2.2%98.1K2.3M-39.1K0.5118.86N/AN/A1,3156776,3344,128
2018-09-19$38.87$40.0026.1%7.5%27.8%10.4%26.1%3.3%3.6%626.0K-2.1M-46.2K0.2721.59N/AN/A2,2666197,3824,125
2018-09-20$39.35$40.0026.7%7.6%28.2%11.3%20.0%3.3%2.8%1.2M-7.6M-55.4K0.9414.07N/AN/A4103869,2544,133
2018-09-21$38.80$40.0026.8%7.7%28.6%11.5%26.8%2.5%1.6%780.3K-4.5M-52.0K0.1515.52N/AN/A2,6013869,2484,133
2018-09-24$38.38$40.0027.5%7.9%28.4%12.7%23.3%3.5%8.1%1.0M-4.0M-52.3K0.1715.56N/AN/A1,3692379,6973,660
2018-09-25$38.57$40.0028.4%8.1%28.2%14.1%27.7%1.4%7.7%1.0M-5.4M-53.2K0.0814.25N/AN/A2,8232299,7093,650
2018-09-26$38.63$40.0028.2%8.1%28.1%13.9%30.7%1.8%7.2%1.3M-6.6M-54.5K0.1399.06N/AN/A1,77522910,8433,650
2018-09-27$37.89$40.0030.3%8.7%28.6%17.4%30.0%2.4%5.1%999.0K-2.7M-48.6K1.1615.13N/AN/A78190610,8433,650
2018-09-28$37.68$40.0029.0%8.3%28.6%15.2%29.5%1.7%6.4%856.2K-488.8K-47.1K0.489.22N/AN/A78537810,8494,118