TDC Options History — April 2021

In April 2021, TDC traded between $38.59 and $53.19. ATM implied volatility averaged 57.4%, placing in the 35.3% IV rank vs the trailing year. The 30-day expected move averaged 17.5%. IV traded below realized volatility by 6.7% (HV 20d: 64.2%). Max pain ranged from $37.50 to $50.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 1 of 21 days. Put/call ratio averaged 0.41.

Notable Days

  • 2021-04-22: Highest Volume — 31,256 contracts
  • 2021-04-22: Largest IV spike — 24.3% change
  • 2021-04-22: Highest IV Rank — 52.1%
  • 2021-04-22: Largest Expected Move — 21.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$43.57$38.59$53.19$38.92$49.44
Max Pain$41.79$37.50$50.00$37.50$50.00
ATM IV57.4%41.6%74.1%47.5%65.3%
Expected Move17.5%13.6%21.3%13.6%18.7%
HV 20d64.2%39.6%92.2%50.2%92.2%
HV 60d110.1%107.4%116.0%107.4%113.8%
IV Rank35.3%19.4%52.1%25.4%43.2%
IV Percentile63.8%15.5%90.9%38.9%84.1%
Term Structure-7.1%-12.7%13.7%13.7%-11.2%
VWIV61.9%47.4%75.3%47.4%67.4%
Skew 25d-0.9%-2.4%1.2%-1.5%-0.6%
Skew 10d-1.3%-7.2%3.9%-4.7%-1.9%
Call IV 25d62.5%48.6%76.1%48.6%66.5%
Put IV 25d61.6%47.1%74.3%47.1%65.9%
Bid-Ask Spread %37.7316.9670.0670.0635.69
Gamma HHI0.180.110.510.120.11
Net GEX828.0K327.4K1.9M327.4K973.5K
Net DEX-44.7M-89.2M-24.0M-26.2M-62.3M
Net VEX-268.2K-370.5K-217.5K-226.7K-354.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.410.081.240.100.21
Total Volume3,496.1926131,2563912,327
Total OI47,052.66727,62655,68250,98949,855

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-04-01$38.92$37.5047.5%13.6%50.2%25.4%47.4%-1.5%13.7%327.4K-26.2M-226.7K0.1070.06N/AN/A3543735,33215,657
2021-04-05$40.97$40.0051.1%17.9%53.1%29.0%62.5%0.6%-7.1%490.1K-36.3M-236.5K0.0837.43N/AN/A1,26710235,88515,653
2021-04-06$40.76$40.0049.7%17.4%53.1%27.6%60.4%1.2%-5.5%538.1K-35.6M-233.3K0.1430.64N/AN/A5027236,81415,727
2021-04-07$39.62$40.0046.1%16.6%50.9%24.0%58.6%-2.1%-6.6%573.7K-30.2M-222.5K0.1537.37N/AN/A2263536,86615,717
2021-04-08$41.02$40.0041.6%16.2%52.8%19.4%59.1%-1.7%-6.1%634.4K-36.7M-227.7K1.2431.76N/AN/A8711,07836,95515,575
2021-04-09$39.78$40.0045.7%16.3%53.7%23.6%57.5%-0.8%-4.8%606.2K-29.2M-231.2K0.3444.11N/AN/A33311337,15216,542
2021-04-12$39.52$40.0048.1%16.4%53.7%25.9%57.0%-1.6%-6.8%676.8K-26.9M-219.6K0.0947.03N/AN/A2492337,31116,577
2021-04-13$39.69$40.0048.1%16.5%52.1%25.9%57.8%0.1%-8.8%757.8K-27.1M-217.5K1.0844.21N/AN/A2,6662,89137,31916,571
2021-04-14$39.22$40.0057.4%16.5%52.1%35.3%57.1%-1.7%-8.1%798.5K-25.8M-217.7K0.4842.63N/AN/A1,36664937,53616,493
2021-04-15$39.35$37.5057.9%16.6%52.0%35.8%58.5%-0.7%-5.9%1.0M-28.5M-226.3K0.2043.09N/AN/A57911438,64416,896
2021-04-16$39.74$37.5058.1%16.7%49.3%36.0%58.7%0.1%-6.1%1.9M-29.3M-226.8K0.5744.15N/AN/A35520438,80516,877
2021-04-19$38.59$37.5059.5%17.1%48.4%37.4%60.6%-0.4%-7.1%531.9K-24.0M-219.5K0.0847.34N/AN/A1,0298622,2095,417
2021-04-20$38.81$37.5060.5%17.4%48.5%38.5%61.8%0.3%-7.4%588.1K-25.7M-222.7K0.1235.99N/AN/A5707123,0495,461
2021-04-21$39.90$37.5059.7%17.1%39.6%37.6%60.7%0.7%-7.6%664.2K-29.3M-231.5K0.0936.27N/AN/A1,0468923,4875,464
2021-04-22$50.62$37.5074.1%21.3%90.9%52.1%75.3%-1.8%-12.7%866.8K-70.0M-285.6K0.4716.96N/AN/A21,21810,03823,6645,513
2021-04-23$52.26$45.0071.7%20.6%91.1%49.7%72.1%-1.8%-11.9%1.1M-83.1M-360.0K0.7736.43N/AN/A4,9473,81231,04711,616
2021-04-26$53.19$50.0068.7%19.7%90.9%46.7%70.6%-2.4%-9.2%1.2M-89.2M-370.5K1.1021.67N/AN/A2,5932,85532,70213,992
2021-04-27$52.01$50.0066.3%19.0%90.5%44.3%66.3%-1.7%-11.1%1.0M-79.1M-368.1K0.7929.95N/AN/A1,14990632,89115,477
2021-04-28$51.11$50.0064.5%18.5%91.0%42.5%65.5%-1.7%-8.5%992.8K-73.0M-367.1K0.2324.42N/AN/A3,61983433,15515,553
2021-04-29$50.47$50.0064.1%18.4%91.5%42.1%64.8%-0.6%-9.4%1.1M-70.9M-367.2K0.3035.23N/AN/A1,65049535,19115,459
2021-04-30$49.44$50.0065.3%18.7%92.2%43.2%67.4%-0.6%-11.2%973.5K-62.3M-354.1K0.2135.69N/AN/A1,92440334,51215,343