Option Chain

Costar Group Inc

CSGPNASDAQ · USD

30.96USD0.00 (+2.86%)

792

Costar Group Inc (CSGP) Option Chain

Costar Group Inc trades at $30.96, up 2.86%, with an IV Rank of 30.36%. This is average versus the past year, and the company carries a market cap of $12,456M in the Real Estate Services industry. On the Nov 20, 2026 chain, the at the money $31.00 strike shows calls at $0.50 / $1.00 and puts at $0.55 / $1.20, both carrying about $0.79 of extrinsic value and a roughly 50% probability of expiring out of the money. Volume is heaviest on the $33.00 calls, at 18 contracts, and the $25.00 puts, at 11, as of Nov 13, 2026.

Tracking the CSGP option chain helps you see every strike and expiry on Costar Group Inc in one view, so you can quickly identify contracts that fit your thesis and your risk. It lays out bids, asks, volume, open interest, and Greeks across calls and puts, giving you the full map of CSGP options activity at a glance. Use our scanner to monitor the CSGP option chain in real time and filter for the trades that actually meet your criteria.

An option chain is the complete listing of all available option contracts on an underlying, organized by expiration date and strike price. For CSGP stock options, the chain shows call and put data side by side, making it easy to compare premiums, assess liquidity, and spot pricing dislocations. Reading it well means looking beyond the last price. Implied volatility by strike, volume to open interest ratios, and bid ask spreads all show where CSGP options are being actively traded, and where they are not.

CoStar Group, Inc. provides information, analytics, and online marketplace services to the commercial real estate, hospitality, residential, and related professionals industries in the United States, Canada, Europe, the Asia Pacific, and Latin America. It offers CoStar Property that provides inventory of office, industrial, retail, multifamily, hospitality, and student housing properties and land; CoStar COMPS, a robust database of comparable commercial real estate sales transactions; CoStar Market Analytics to view and report on aggregated market and submarket trends; and CoStar Tenant, an online business-to-business prospecting and analytical tool that provides tenant information.

CALLs									PUTs
Prob. OTM %	Open Interest	Volume	Extrinsic Value	Intrinsic Value	Bid	Ask	Strike	Moneyness %	Bid	Ask	Intrinsic Value	Extrinsic Value	Volume	Open Interest	Prob. OTM %
17.82	0	0	0.14	1.96	1.60	2.60	29.00	-6.33	0.05	0.50	0.00	0.28	1	50	82.18
33.29	536	1	0.46	0.96	1.10	1.75	30.00	-3.10	0.30	0.75	0.00	0.53	4	810	66.71
51.68	32	2	0.75	0.00	0.50	1.00	31.00	+0.13	0.55	1.20	0.04	0.84	0	9	48.32
69.20	60	0	0.45	0.00	0.20	0.70	32.00	+3.36	1.30	2.05	1.04	0.64	0	8	30.80
82.80	33	18	0.20	0.00	0.10	0.30	33.00	+6.59	2.05	2.70	2.04	0.34	0	0	17.20

As of Nov 13, 2026

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Stock Statistics

IndustryReal Estate Services
SectorReal Estate
IV Rank30.36% Moderate
Market cap (M$)12,456
52 weeks high-56.13%
52 weeks low19.58%
Analyst recommendationBuy
2.00
Target price$35.11
13.40% above the current stock price
Dividend—
Payout ratio0.00%
Earnings date2026-10-27
P/E70.46
Future P/E17.57
EPS (ttm)0.44
EPS growth next 5 years35.41%

As of Nov 13, 2026

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