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CoStar Group Inc CSGP 32.58 1.26 4.02%

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ATM IV
0.484
Put Call Ratio (OI)
0.607
Put Call Ratio (Vol)
0.412
IV Rank
44.5
IV Percentile
22
Max pain
30

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
807.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-112.4
112.4
View values by strike
CSGP · Gamma exposure · 2026-11-04. USD of exposure per 1% underlying move.
StrikeCallsPuts
15.00 6.76 K -2.35 K
17.50 1.96 K -1.72 K
20.00 1.69 K -15.2 K
22.50 1.73 K -14.6 K
25.00 9.19 K -372 K
26.00 0 -29.3
27.00 41.3 -452
28.00 0 -583
29.00 0 -409
30.00 165 K -375 K
31.00 761 -690
32.00 7.81 K -1.71 K
33.00 1.53 K -4.19 K
34.00 1.53 K 0
35.00 437 K -174 K
36.00 1 K 0
37.00 0 -340
38.00 56.1 0
39.00 228 0
40.00 203 K -29.3 K
45.00 266 K -12.9 K
50.00 46.3 K -3.8 K
55.00 23.9 K -876
60.00 41.9 K -25.2
65.00 11.6 K 0
70.00 25.4 K -18.6
75.00 47.4 K 0
80.00 4.06 K 0
85.00 32.6 K 0
90.00 869 0
95.00 42.4 0
100.00 456 0
105.00 282 0
110.00 36.9 0
120.00 37 0
130.00 53.9 0