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Casey's General Stores Inc CASY 674.84 9.45 1.42%

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ATM IV
0.434
Put Call Ratio (OI)
0.999
Put Call Ratio (Vol)
1.91
IV Rank
72.7
IV Percentile
90.6
Max pain
670

Gamma exposure (2026-11-04)

GEX estimates dealer hedging flow at each strike.

Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility.

DTE \text{DTE}
16.0
408.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-685.2
685.2
View values by strike
CASY · Gamma exposure · 2026-11-04. USD of exposure per 1% underlying move.
StrikeCallsPuts
330.00 56.3 0
360.00 121 0
370.00 0 -358
390.00 0 -2.48 K
400.00 523 0
410.00 81.1 0
420.00 3.1e-5 0
430.00 397 -4.37 K
440.00 174 -678
450.00 1.17 K -3.01 K
460.00 701 -7.56 K
470.00 0 -28.6 K
480.00 680 -10.1 K
490.00 1.9 K -18.5 K
500.00 4.9 K -167 K
510.00 2.44 K -13 K
520.00 3.08 K -195 K
530.00 2.74 K -33.6 K
540.00 12.6 K -89.9 K
550.00 6.68 K -55.1 K
560.00 8.53 K -96.5 K
570.00 1.4 K -98.4 K
580.00 13.9 K -120 K
590.00 47.8 K -98.3 K
600.00 163 K -385 K
610.00 381 K -471 K
620.00 233 K -260 K
630.00 119 K -350 K
640.00 192 K -337 K
650.00 240 K -511 K
660.00 365 K -473 K
670.00 296 K -1.64 M
680.00 223 K -1.57 M
690.00 805 K -201 K
700.00 794 K -140 K
710.00 856 K -48.2 K
720.00 430 K -101 K
730.00 215 K -53 K
740.00 330 K -60.5 K
750.00 257 K -65.2 K
760.00 144 K -47.9 K
770.00 325 K -24.6 K
780.00 266 K -7.33 K
790.00 14.1 K -3.62 K
800.00 235 K -41.5 K
810.00 47.9 K -1.12 K
820.00 60.4 K -11.7 K
830.00 26.1 K -14.2 K
840.00 45.6 K 0
850.00 31.4 K -2.28 K
860.00 45.4 K 0
870.00 8.33 K 0
880.00 15 K -781
890.00 1.22 K -224 K
900.00 51 K 0
910.00 2.13 K 0
920.00 6.12 K 0
930.00 5.46 K 0
940.00 27.3 K 0
950.00 9.71 K 0
960.00 19.2 K -1.17 K
980.00 7.89 K 0
990.00 608 0
1000.00 18.4 K 0
1020.00 11.3 K 0
1040.00 7.68 K 0
1060.00 5.3 K 0
1080.00 14.9 K 0
1100.00 23.3 K 0
1120.00 6.82 K 0
1140.00 1.46 K 0
1160.00 5.74 K 0
1200.00 2.38 K 0
1220.00 2.85 K 0
1240.00 534 0
1260.00 1.99 K 0
1300.00 79.2 0
1320.00 466 0