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CoStar Group Inc (CSGP)

Symbol	Exchange	Currency
CSGP	NASDAQ	USD	Real-time
1CSGP	Milan	EUR	Real-time
C1GP34	B3	BRL	Delayed

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31.08 +1.91 +6.55%

17:50:07 - Real-time Cboe. Currency in USD

Type: Equity

Market: United States

Volume: 3,292,415
Bid/Ask: 0.00 / 0.00
Day's Range: 29.75 - 31.40

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CoStar Option Chain

Get free option data for CSGP. You'll find Call and Put Strike Prices, Last Price, Change, Volume, Implied Volatility, Theoretical and Greeks for CoStar options for the expiration dates selected. Below this information you can also find an open interest chart for the share's options.

Expiration Date:

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Strike Price:

Quotes Analysis

Jul 28, 2026 16:36 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	12.7	14.9	0	17.50	0.05	0%	0	0.6	0
CSGP Call 17.50 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|17.50C Delta0.9456 Imp Vol1.5924 Bid12.7 Gamma0.0087 Theoretical13.8 Ask14.9 Theta-0.0305 Intrinsic Value13.58 Volume0 Vega0.0087 Time Value-13.58 Open Interest16 Rho0.0101 Delta / Theta-30.966 CSGP Put 17.50 Exp: Aug 21, 2026 Last: 0.05 Chg.: 0% SymbolCSGP\|20260821\|17.50P Delta-0.0502 Imp Vol1.5409 Bid0 Gamma0.0085 Theoretical0.3 Ask0.6 Theta-0.0261 Intrinsic Value-13.58 Volume0 Vega0.0082 Time Value13.63 Open Interest86 Rho-0.0011 Delta / Theta1.9185
0	0%	10.4	11.7	0	20.00	0	0%	0	0.15	0
CSGP Call 20.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|20.00C Delta0.9723 Imp Vol0.9517 Bid10.4 Gamma0.0084 Theoretical11.05 Ask11.7 Theta-0.0119 Intrinsic Value11.08 Volume0 Vega0.005 Time Value-11.08 Open Interest0 Rho0.0125 Delta / Theta-81.792 CSGP Put 20.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|20.00P Delta-0.0249 Imp Vol0.9259 Bid0 Gamma0.0079 Theoretical0.08 Ask0.15 Theta-0.0088 Intrinsic Value-11.08 Volume0 Vega0.0046 Time Value11.08 Open Interest47 Rho-0.0005 Delta / Theta2.8192
0	0%	8.2	9.4	0	22.50	0.2	-42.86%	0.1	0.25	48
CSGP Call 22.50 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|22.50C Delta0.9171 Imp Vol0.9921 Bid8.2 Gamma0.0194 Theoretical8.8 Ask9.4 Theta-0.027 Intrinsic Value8.58 Volume0 Vega0.0121 Time Value-8.58 Open Interest5 Rho0.0129 Delta / Theta-33.9983 CSGP Put 22.50 Exp: Aug 21, 2026 Last: 0.2 Chg.: -42.86% SymbolCSGP\|20260821\|22.50P Delta-0.0563 Imp Vol0.8442 Bid0.1 Gamma0.0169 Theoretical0.18 Ask0.25 Theta-0.0156 Intrinsic Value-8.58 Volume48 Vega0.009 Time Value8.78 Open Interest254 Rho-0.0012 Delta / Theta3.6045
					31.08	Price @ Jul 28, 2026 16:36 GMT
1.16	45%	1.1	1.25	72	35.00	5.9	-1.34%	4.5	5.3	1
CSGP Call 35.00 Exp: Aug 21, 2026 Last: 1.16 Chg.: 45% SymbolCSGP\|20260821\|35.00C Delta0.3149 Imp Vol0.8104 Bid1.1 Gamma0.0553 Theoretical1.18 Ask1.25 Theta-0.0484 Intrinsic Value-3.92 Volume72 Vega0.0282 Time Value5.08 Open Interest762 Rho0.0056 Delta / Theta-6.5082 CSGP Put 35.00 Exp: Aug 21, 2026 Last: 5.9 Chg.: -1.34% SymbolCSGP\|20260821\|35.00P Delta-0.7228 Imp Vol0.7049 Bid4.5 Gamma0.0604 Theoretical4.9 Ask5.3 Theta-0.0369 Intrinsic Value3.92 Volume1 Vega0.0265 Time Value1.98 Open Interest217 Rho-0.0137 Delta / Theta19.5967
0.4	33.33%	0.35	0.45	27	40.00	0	0%	8.8	9.7	0
CSGP Call 40.00 Exp: Aug 21, 2026 Last: 0.4 Chg.: 33.33% SymbolCSGP\|20260821\|40.00C Delta0.1335 Imp Vol0.8193 Bid0.35 Gamma0.0332 Theoretical0.4 Ask0.45 Theta-0.0295 Intrinsic Value-8.92 Volume27 Vega0.0171 Time Value9.32 Open Interest1,976 Rho0.0025 Delta / Theta-4.5215 CSGP Put 40.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|40.00P Delta-0.9117 Imp Vol0.7063 Bid8.8 Gamma0.0293 Theoretical9.25 Ask9.7 Theta-0.0165 Intrinsic Value8.92 Volume0 Vega0.0126 Time Value-8.92 Open Interest0 Rho-0.0139 Delta / Theta55.4171
0.15	0%	0.1	0.25	10	45.00	0	0%	13.6	14.7	0
CSGP Call 45.00 Exp: Aug 21, 2026 Last: 0.15 Chg.: 0% SymbolCSGP\|20260821\|45.00C Delta0.0626 Imp Vol0.8836 Bid0.1 Gamma0.0176 Theoretical0.18 Ask0.25 Theta-0.0182 Intrinsic Value-13.92 Volume10 Vega0.0098 Time Value14.07 Open Interest12 Rho0.0012 Delta / Theta-3.45 CSGP Put 45.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260821\|45.00P Delta-0.9584 Imp Vol0.824 Bid13.6 Gamma0.0141 Theoretical14.15 Ask14.7 Theta-0.0101 Intrinsic Value13.92 Volume0 Vega0.0069 Time Value-13.92 Open Interest2 Rho-0.0117 Delta / Theta94.7288

Open Positions

Calls

Puts

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Recent Quotes

	Name	Price	Chg.	Chg. %
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