SPY Options History — October 2013

In October 2013, SPY traded between $165.40 and $177.21. ATM implied volatility averaged 13.3%, placing in the 29.8% IV rank vs the trailing year. The 30-day expected move averaged 4.9%. IV traded above realized volatility by 1.0% (HV 20d: 12.3%). Max pain ranged from $160.00 to $175.00. Net GEX was positive for 13 of 23 trading days. Term structure was in contango for 14 of 23 days. Put/call ratio averaged 1.74.

Notable Days

  • 2013-10-08: Highest Volume — 3,947,829 contracts
  • 2013-10-10: Largest IV drop — 20.6% change
  • 2013-10-08: Highest IV Rank — 72.9%
  • 2013-10-08: Largest Expected Move — 5.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$171.91$165.40$177.21$169.42$175.98
Max Pain$166.52$160.00$175.00$175.00$170.00
ATM IV13.3%10.6%19.4%13.5%11.0%
Expected Move4.9%4.6%5.3%4.9%4.8%
HV 20d12.3%9.3%14.1%9.6%12.3%
HV 60d10.5%9.2%11.3%9.2%11.1%
IV Rank29.8%11.4%72.9%31.5%13.9%
IV Percentile47.4%6.0%98.8%60.7%14.7%
Term Structure0.3%-1.2%1.6%0.2%0.7%
VWIV19.2%15.2%24.3%21.2%19.0%
Skew 25d4.4%2.6%7.5%4.6%3.0%
Skew 10d8.8%5.1%14.5%9.7%5.8%
Call IV 25d11.5%9.5%16.1%11.6%9.8%
Put IV 25d15.9%12.4%23.6%16.2%12.7%
Bid-Ask Spread %7.955.4913.936.757.37
Gamma HHI0.060.040.210.040.04
Net GEX-68.4M-6.79B5.63B-2.53B-295.6M
Net DEX-16.98B-53.86B39.72B3.30B-35.54B
Net VEX-282.5M-322.1M-245.5M-288.5M-279.8M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.741.202.212.102.07
Total Volume2,426,056.9131,246,5533,947,8291,527,7781,817,834
Total OI20,650,306.69618,092,65923,563,24018,092,65921,168,281

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2013-10-01$169.42$175.0013.5%4.9%9.6%31.5%21.2%4.6%0.2%-2.53B3.30B-288.5M2.106.75N/AN/A493,2521,034,5266,303,04711,789,612
2013-10-02$168.83$170.0014.5%4.9%9.3%38.7%20.6%5.3%-0.2%-3.21B9.53B-297.3M1.946.63N/AN/A576,6261,119,2346,437,25012,065,591
2013-10-03$167.40$170.0015.7%5.2%9.9%47.2%20.1%5.8%-0.0%-4.96B23.16B-301.0M1.498.49N/AN/A1,379,2942,060,7356,649,57312,466,089
2013-10-04$168.91$170.0014.7%5.0%10.3%39.8%18.8%5.4%-0.1%-1.93B7.14B-305.2M1.619.15N/AN/A905,2231,458,1407,117,57612,990,346
2013-10-07$167.30$170.0017.6%5.2%10.5%59.9%23.2%6.9%-0.5%-4.42B22.52B-307.5M2.007.59N/AN/A720,8311,440,5746,936,39512,790,655
2013-10-08$165.45$170.0019.4%5.3%10.7%72.9%19.4%7.5%-1.2%-6.00B39.14B-315.2M1.717.93N/AN/A1,457,6202,490,2097,229,39513,294,797
2013-10-09$165.40$170.0018.8%5.2%10.6%68.4%19.6%7.1%-1.2%-6.79B39.72B-322.1M1.687.52N/AN/A1,236,6482,079,4637,745,99013,952,018
2013-10-10$169.00$170.0014.9%5.0%13.3%41.3%17.1%5.7%-0.4%-1.70B160.5M-312.7M1.767.67N/AN/A1,361,7082,391,2098,037,75114,302,721
2013-10-11$170.42$170.0013.6%4.9%13.6%32.3%22.4%5.4%-0.2%1.63B-16.51B-301.8M1.717.45N/AN/A982,7121,685,1798,130,19514,601,900
2013-10-14$170.95$170.0013.8%4.9%13.5%33.4%18.2%5.1%0.7%540.8M-16.58B-293.5M1.767.35N/AN/A779,5671,369,5267,516,34614,063,061
2013-10-15$169.77$170.0015.6%5.0%13.7%46.1%24.3%5.7%-0.0%-1.93B-2.03B-312.7M2.1610.86N/AN/A899,8991,944,9537,700,14214,426,038
2013-10-16$171.81$165.0012.4%4.9%13.8%23.9%20.4%4.0%1.0%2.51B-28.49B-280.6M1.729.01N/AN/A1,148,0021,976,1887,764,02214,917,287
2013-10-17$173.32$165.0011.5%4.7%14.1%17.3%18.2%3.2%0.1%4.60B-46.02B-256.2M1.407.64N/AN/A1,273,2661,784,0167,819,77015,292,696
2013-10-18$174.16$165.0010.6%4.6%13.3%11.4%19.1%2.9%0.3%5.63B-53.86B-245.5M1.2013.93N/AN/A1,517,6281,815,7257,965,71615,597,524
2013-10-21$174.33$165.0010.8%4.7%13.1%12.2%18.4%3.1%1.5%1.99B-35.50B-252.4M1.567.32N/AN/A624,601974,9356,639,79511,880,715
2013-10-22$175.45$165.0011.0%4.8%13.2%14.2%18.2%2.6%1.5%2.67B-44.72B-248.9M1.379.27N/AN/A1,097,6581,505,7136,873,10412,313,903
2013-10-23$174.69$160.0011.1%4.7%13.2%14.8%15.2%2.9%1.1%1.44B-35.79B-269.1M1.367.33N/AN/A668,961908,4437,079,13212,796,274
2013-10-24$175.33$160.0010.8%4.7%13.2%12.6%19.4%2.9%0.1%2.09B-41.06B-261.2M2.217.21N/AN/A474,1161,045,9617,133,19413,046,753
2013-10-25$175.86$160.0010.7%4.8%13.1%11.6%17.3%2.9%0.0%3.34B-45.31B-261.0M1.806.95N/AN/A606,3471,088,4617,193,12413,501,242
2013-10-28$176.35$160.0010.8%4.8%12.8%12.2%16.4%2.8%1.6%1.98B-42.81B-260.5M2.025.49N/AN/A412,154834,3996,945,29912,467,319
2013-10-29$177.21$160.0011.1%4.9%12.8%14.4%17.4%2.9%1.5%2.29B-48.49B-258.3M1.306.41N/AN/A779,6801,012,5627,047,75512,672,953
2013-10-30$176.58$160.0011.3%4.9%12.8%15.7%17.3%2.9%1.2%1.48B-42.61B-265.3M1.997.53N/AN/A856,8831,708,6487,268,48513,026,223
2013-10-31$175.98$170.0011.0%4.8%12.3%13.9%19.0%3.0%0.7%-295.6M-35.54B-279.8M2.077.37N/AN/A591,5321,226,3027,487,59113,680,690