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CSGP
CoStar Group Inc
stock NASDAQ

At Close

Aug 5, 2026 3:59:53 PM EDT

30.22USD+1.359%(+0.41)6,566,708

28.45Bid 31.74Ask 3.29Spread

Pre-market

Aug 5, 2026 9:29:31 AM EDT

30.39USD+1.946%(+0.58)11,852

After-hours

Aug 5, 2026 4:52:30 PM EDT

30.30USD+0.281%(+0.08)200

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Oct 16, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Jun 17, 2027 Jan 21, 2028

ITM/OTM for Oct 16, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
674	1,297	1,198	1,146

CSGP Oct 16, 2026 Exp. - Volume by Strike

Puts

Calls

CSGP Oct 16, 2026 Exp. - Open Interest by Strike

Puts

Calls

CSGP Oct 16, 2026 Exp. - Max Pain @ $35.00

Puts

Calls

CSGP Oct 16, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
70.00 C	0.20	+33.33%	1	63	07-06	CSGP261016C00070000
65.00 C	2.70	+38.46%	3	5	03-04	CSGP261016C00065000
60.00 C	0.05	-94.44%	1	10	07-09	CSGP261016C00060000
55.00 C	0.15	0.00%	4	9	07-31	CSGP261016C00055000
50.00 C	0.20	+33.33%	3	79	07-31	CSGP261016C00050000
45.00 C	0.25	-44.44%	2	233	07-31	CSGP261016C00045000
40.00 C	0.65	-22.62%	2	469	08-03	CSGP261016C00040000
35.00 C	1.30	+11.11%	2	429	08-04	CSGP261016C00035000
30.00 C	2.55	-4.14%	3	663	08-03	CSGP261016C00030000
25.00 C	6.10	0%	2	2	07-29	CSGP261016C00025000
22.50 C	8.00	0%	1	1	07-29	CSGP261016C00022500
20.00 C	10.40	0%	2	2	08-04	CSGP261016C00020000
17.50 C	0	0%	0			CSGP261016C00017500
15.00 C	13.40	0%	6	6	07-22	CSGP261016C00015000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
70.00 P	0	0%	0			CSGP261016P00070000
65.00 P	0	0%	0			CSGP261016P00065000
60.00 P	0	0%	0			CSGP261016P00060000
55.00 P	0	0%	0			CSGP261016P00055000
50.00 P	15.90	0%	45	45	05-06	CSGP261016P00050000
45.00 P	16.55	+9.60%	4	121	07-30	CSGP261016P00045000
40.00 P	12.22	+2.69%	105	210	06-30	CSGP261016P00040000
35.00 P	6.79	-0.15%	1	822	07-27	CSGP261016P00035000
30.00 P	2.95	+5.36%	43	470	08-04	CSGP261016P00030000
25.00 P	1.35	-3.57%	1	566	07-31	CSGP261016P00025000
22.50 P	0.75	-46.43%	3	91	07-28	CSGP261016P00022500
20.00 P	0.64	+10.34%	4	10	07-22	CSGP261016P00020000
17.50 P	0.35	0%	1	1	08-04	CSGP261016P00017500
15.00 P	0.12	0%	8	8	07-20	CSGP261016P00015000

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