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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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34.14 -1.82 -5.06%

03:59:59 - Closed. Currency in USD

Pre Market

34.12

-0.02

-0.06%

19:27:11 - Real-time Data

Type: Equity

Market: United States

Volume: 15,388,135
Bid/Ask: 0.00 / 0.00
Day's Range: 33.32 - 36.53

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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 stock's options.

Expiration Date:

Show:

Strike Price:

Quotes Analysis

Apr 29, 2026 20:06 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	10.9	12.3	0	22.50	0.04	-75%	0	0.1	2
CSGP Call 22.50 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260515\|22.50C Delta0.947 Imp Vol1.3236 Bid10.9 Gamma0.0115 Theoretical11.6 Ask12.3 Theta-0.0337 Intrinsic Value11.64 Volume0 Vega0.0077 Time Value-11.64 Open Interest0 Rho0.009 Delta / Theta-28.0922 CSGP Put 22.50 Exp: May 15, 2026 Last: 0.04 Chg.: -75% SymbolCSGP\|20260515\|22.50P Delta-0.0156 Imp Vol0.9511 Bid0 Gamma0.0058 Theoretical0.04 Ask0.1 Theta-0.0082 Intrinsic Value-11.64 Volume2 Vega0.0028 Time Value11.68 Open Interest5 Rho-0.0002 Delta / Theta1.9035
0	0%	8.3	9.7	0	25.00	0.09	-10%	0	0.2	2
CSGP Call 25.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolCSGP\|20260515\|25.00C Delta0.9545 Imp Vol0.9109 Bid8.3 Gamma0.0148 Theoretical9 Ask9.7 Theta-0.0216 Intrinsic Value9.14 Volume0 Vega0.0068 Time Value-9.14 Open Interest0 Rho0.0102 Delta / Theta-44.1514 CSGP Put 25.00 Exp: May 15, 2026 Last: 0.09 Chg.: -10% SymbolCSGP\|20260515\|25.00P Delta-0.0355 Imp Vol0.8455 Bid0 Gamma0.0131 Theoretical0.09 Ask0.2 Theta-0.0145 Intrinsic Value-9.14 Volume2 Vega0.0055 Time Value9.23 Open Interest36 Rho-0.0005 Delta / Theta2.4462
4.3	-35.82%	4.2	4.6	29	30.00	0.5	-19.35%	0.4	0.55	918
CSGP Call 30.00 Exp: May 15, 2026 Last: 4.3 Chg.: -35.82% SymbolCSGP\|20260515\|30.00C Delta0.8352 Imp Vol0.6406 Bid4.2 Gamma0.0547 Theoretical4.3 Ask4.6 Theta-0.0376 Intrinsic Value4.14 Volume29 Vega0.0176 Time Value0.16 Open Interest40 Rho0.0105 Delta / Theta-22.2362 CSGP Put 30.00 Exp: May 15, 2026 Last: 0.5 Chg.: -19.35% SymbolCSGP\|20260515\|30.00P Delta-0.1784 Imp Vol0.6833 Bid0.4 Gamma0.054 Theoretical0.5 Ask0.55 Theta-0.0389 Intrinsic Value-4.14 Volume918 Vega0.0185 Time Value4.64 Open Interest1,684 Rho-0.0026 Delta / Theta4.59
					34.14	Price @ Apr 29, 2026 20:06 GMT
1.5	-51.92%	1.2	1.55	360	35.00	2.39	13.81%	1.9	2.25	623
CSGP Call 35.00 Exp: May 15, 2026 Last: 1.5 Chg.: -51.92% SymbolCSGP\|20260515\|35.00C Delta0.4412 Imp Vol0.6999 Bid1.2 Gamma0.0796 Theoretical1.5 Ask1.55 Theta-0.0625 Intrinsic Value-0.86 Volume360 Vega0.0279 Time Value2.36 Open Interest208 Rho0.0059 Delta / Theta-7.0633 CSGP Put 35.00 Exp: May 15, 2026 Last: 2.39 Chg.: 13.81% SymbolCSGP\|20260515\|35.00P Delta-0.5558 Imp Vol0.5677 Bid1.9 Gamma0.0977 Theoretical2.08 Ask2.25 Theta-0.0483 Intrinsic Value0.86 Volume623 Vega0.0282 Time Value1.53 Open Interest810 Rho-0.0078 Delta / Theta11.5049
0.2	-80.95%	0.15	0.35	873	40.00	6	20%	5.9	6.8	6
CSGP Call 40.00 Exp: May 15, 2026 Last: 0.2 Chg.: -80.95% SymbolCSGP\|20260515\|40.00C Delta0.1067 Imp Vol0.5742 Bid0.15 Gamma0.0448 Theoretical0.2 Ask0.35 Theta-0.0239 Intrinsic Value-5.86 Volume873 Vega0.0131 Time Value6.06 Open Interest1,192 Rho0.0015 Delta / Theta-4.4569 CSGP Put 40.00 Exp: May 15, 2026 Last: 6 Chg.: 20% SymbolCSGP\|20260515\|40.00P Delta-0.8924 Imp Vol0.6188 Bid5.9 Gamma0.043 Theoretical6.35 Ask6.8 Theta-0.023 Intrinsic Value5.86 Volume6 Vega0.013 Time Value0.14 Open Interest204 Rho-0.0098 Delta / Theta38.8336
0.14	-74.55%	0.05	0.25	61	45.00	11.1	0%	10.5	11.7	38
CSGP Call 45.00 Exp: May 15, 2026 Last: 0.14 Chg.: -74.55% SymbolCSGP\|20260515\|45.00C Delta0.0595 Imp Vol0.8236 Bid0.05 Gamma0.0203 Theoretical0.14 Ask0.25 Theta-0.0218 Intrinsic Value-10.86 Volume61 Vega0.0084 Time Value11 Open Interest330 Rho0.0008 Delta / Theta-2.7338 CSGP Put 45.00 Exp: May 15, 2026 Last: 11.1 Chg.: 0% SymbolCSGP\|20260515\|45.00P Delta0 Imp Vol0 Bid10.5 Gamma0 Theoretical0 Ask11.7 Theta0 Intrinsic Value10.86 Volume38 Vega0 Time Value0.24 Open Interest408 Rho0 Delta / Theta0

Open Positions

Calls

Puts

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Recent Quotes

	Name	Price	Chg.	Chg. %
	CSGP	34.14	-1.82	-5.06%

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