SPY Options History — April 2010

In April 2010, SPY traded between $117.80 and $121.81. ATM implied volatility averaged 14.0%, placing in the 9.3% IV rank vs the trailing year. The 30-day expected move averaged 4.2%. IV traded above realized volatility by 4.3% (HV 20d: 9.8%). Max pain ranged from $116.00 to $120.00. Net GEX was positive for 5 of 21 trading days. Term structure was in contango for 21 of 21 days. Put/call ratio averaged 1.86.

Notable Days

  • 2010-04-16: Highest Volume — 3,145,533 contracts
  • 2010-04-27: Largest IV spike — 30.9% change
  • 2010-04-27: Highest IV Rank — 33.0%
  • 2010-04-27: Largest Expected Move — 5.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$119.85$117.80$121.81$117.80$118.81
Max Pain$118.76$116.00$120.00$116.00$120.00
ATM IV14.0%11.6%19.3%13.5%18.3%
Expected Move4.2%3.7%5.5%3.9%5.3%
HV 20d9.8%7.4%15.4%8.4%15.4%
HV 60d13.6%12.5%14.4%14.3%13.5%
IV Rank9.3%0.0%33.0%2.7%31.4%
IV Percentile7.9%0.0%37.3%0.8%31.3%
Term Structure1.5%0.1%2.2%2.1%1.0%
VWIV15.6%13.8%19.4%14.1%19.4%
Skew 25d4.4%3.1%6.3%3.1%6.1%
Skew 10d9.0%5.9%14.0%5.9%14.0%
Call IV 25d13.0%11.3%16.4%12.5%15.8%
Put IV 25d17.4%15.5%22.8%15.6%21.9%
Bid-Ask Spread %2.551.443.681.943.10
Gamma HHI0.060.050.090.050.05
Net GEX-672.0M-2.02B684.5M-526.0M-2.02B
Net DEX-2.26B-13.39B12.21B-1.31B11.40B
Net VEX-178.5M-219.4M-158.6M-167.4M-219.4M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.861.283.071.362.24
Total Volume1,396,617.619871,0043,145,5331,245,3341,893,770
Total OI13,691,724.14312,138,07015,139,59812,337,60515,112,211

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2010-04-01$117.80$116.0013.5%3.9%8.4%2.7%14.1%3.1%2.1%-526.0M-1.31B-167.4M1.361.94N/AN/A528,726716,6083,396,3748,941,231
2010-04-05$118.76$117.0013.0%4.3%7.4%0.7%15.6%4.2%1.5%-77.4M-5.47B-160.1M1.592.47N/AN/A392,017623,7383,552,3189,162,180
2010-04-06$119.04$117.0012.5%4.1%7.4%0.0%15.2%4.1%1.5%90.5M-6.71B-159.6M1.782.39N/AN/A313,623557,3813,674,9379,315,574
2010-04-07$118.36$117.0013.3%4.3%7.9%3.5%15.5%4.2%1.4%-307.3M-3.36B-162.7M2.002.17N/AN/A390,817782,6733,703,7229,393,181
2010-04-08$118.77$117.0012.0%4.1%7.9%0.0%15.3%4.2%1.6%54.1M-5.73B-158.6M1.682.57N/AN/A430,936723,4333,703,7229,393,181
2010-04-09$119.55$118.0011.9%4.0%8.0%0.0%15.4%4.1%1.4%133.5M-8.01B-163.9M2.053.22N/AN/A349,146716,3923,812,6549,830,290
2010-04-12$119.74$118.0013.4%4.1%8.0%5.9%15.6%4.3%1.3%-89.9M-7.02B-161.4M1.842.16N/AN/A335,823617,2303,837,05710,026,695
2010-04-13$119.83$118.0013.0%4.1%8.0%4.4%15.8%4.4%1.3%-167.4M-7.23B-162.7M3.072.76N/AN/A335,8351,030,9793,882,26910,275,433
2010-04-14$121.19$118.0011.6%4.0%8.4%0.0%15.1%4.2%1.5%460.3M-13.07B-161.3M1.281.83N/AN/A827,3411,063,0423,931,02210,573,420
2010-04-15$121.29$119.0014.0%4.0%8.3%9.6%14.8%4.0%1.6%684.5M-13.39B-167.0M1.462.91N/AN/A533,216779,1664,125,34010,785,816
2010-04-16$119.36$119.0015.4%4.4%10.4%15.3%16.2%4.9%1.3%-806.1M-1.35B-180.9M2.063.53N/AN/A1,029,5472,115,9864,157,27010,982,328
2010-04-19$119.81$120.0014.0%4.0%9.7%9.7%15.0%5.0%1.8%-1.13B1.83B-181.8M1.562.37N/AN/A547,640851,7213,276,7148,861,356
2010-04-20$120.88$120.0012.8%3.7%10.0%4.9%14.3%4.2%2.2%-841.1M-2.24B-178.5M2.072.40N/AN/A372,831770,6403,458,3899,152,801
2010-04-21$120.66$120.0013.0%3.7%9.9%6.0%13.8%3.7%2.1%-1.17B-78.1M-181.5M2.222.18N/AN/A378,653841,1333,428,4279,369,402
2010-04-22$121.02$120.0013.4%3.8%9.6%7.4%14.3%3.5%1.9%-1.43B-753.3M-183.8M1.422.54N/AN/A589,987837,8703,523,6889,719,883
2010-04-23$121.81$120.0013.4%3.9%9.6%7.8%14.8%3.6%2.0%-851.8M-3.88B-187.3M1.622.23N/AN/A483,680782,5883,699,5719,970,565
2010-04-26$121.35$120.0014.8%4.2%9.8%13.4%15.0%3.5%1.3%-1.18B-1.85B-188.2M1.451.44N/AN/A359,087522,1883,774,72210,224,681
2010-04-27$118.48$120.0019.3%5.5%13.3%33.0%19.1%6.3%0.1%-1.89B12.21B-211.0M1.993.68N/AN/A604,3341,204,4523,826,03610,346,946
2010-04-28$119.38$120.0017.3%5.0%13.5%25.3%17.9%5.8%1.1%-1.77B8.09B-208.8M1.783.38N/AN/A641,7981,144,5553,946,31310,535,333
2010-04-29$120.86$120.0014.6%4.2%14.0%14.1%15.8%4.8%1.8%-1.28B350.7M-202.0M2.442.22N/AN/A379,965928,4234,063,06010,780,095
2010-04-30$118.81$120.0018.3%5.3%15.4%31.4%19.4%6.1%1.0%-2.02B11.40B-219.4M2.243.10N/AN/A584,0541,309,7164,124,88410,987,327