What move does the options market price into Costar's report?

Implied ±20.0%, either direction · provisional.

How often does Costar move more than the options market prices?

3 of the last 8 reports moved at least as far as the implied move.

CSGPNasdaqServices-Business Services, NEC

Costar Group, Inc. (CSGP) earnings date, market-implied expected move, and options open interest by expiry

31.33

pre 32.97 +1.20%

Pre-market04:25 ETdelayed

Open32.94Volume5.7MMkt cap$13.1BP/E73.27EPS0.45

Day32.94 – 32.97100%52-wk25.89 – 70.6316%

CSGP

Costar Group, Inc.

OpenVolumeMkt capP/EEPSDiv yield

Day – 52-wk –

Expected move

Inputs

±20.0%implied · straddle

26.0839.08

spot 32.58exp Mar 19ATM strike 33ATM straddle 7.65IV 49%

Nov 4 closeprovisional

Expected move

Inputs

Next report

Feb 23

after close · in 110 days

est.Q4 FY26

Calendar

Next report

Last report

−13.96%

vs ±11.2% implied · ×1.25

shaded = implied · ▲▼ = realized

Oct 27 '26 · confirmed

Implied vs realized

Largest filed tie

filed ties

13F top-10 QoQ

+0.98%

shares held · 10 largest managers

13F · Jun 30 '26128d lag

760 managers

Top fund weight

1.20%

CSGP weight · XLRE

N-PORTJun 30 '26

10 funds

Last reportshaded = implied▲▼ = realized× = |realized| ÷ implied

Costar (CSGP) is expected to report on Feb 23 after close (estimated date).

Implied vs realized

8 reports

3 of 8≥ implied

avg implied: ±9.9%
avg realized: ±7.7%

Feb 18 '25Feb 18 '25confirmed±7.4%▲+4.97%×0.67

Apr 29 '25Apr 29 '25confirmed±7.4%▼−10.31%×1.39

Jul 22 '25Jul 22 '25confirmed±8.0%▲+6.86%×0.86

Oct 28 '25Oct 28 '25confirmed±7.9%▼−9.87%×1.25

Feb 24 '26Feb 24 '26confirmed±11.6%▼−8.89%×0.77

Q1 FY26Apr 28 '26confirmed±11.5%▼−5.06%×0.44

Q2 FY26Jul 28 '26confirmed±14.3%▼−1.65%×0.12

Q3 FY26Oct 27 '26confirmed±11.2%▼−13.96%×1.25

quarterimplied−15%0+15%realized×

Q3 FY26±11.2%▼−13.96%×1.25

Q2 FY26±14.3%

Shaded = implied · tick ▲▼ = realized · × = |realized| ÷ impliedSource: options EOD · implied at prior close · realized close to close

Implied vs realized

Positioning

OI · 5 expiries · Nov 4 close

0.31OI · 5 expiries · Nov 4 closeP/C open interest · Mar 19 · first expiry after the report

PUTS · chgexpiry · days · P/CCALLS · chgP/C

3,3610%Nov 2015d2.171,5490%2.17

16,9920%Dec 1843d1.6410,3500%1.64

4,2070%Jan 1571d0.3212,9890%0.32

report · Feb 23 · after close · est.

2,6490%Mar 19134d8,5930%

1,4550%Apr 16162d1.82800+2%1.82

ExpiryPutsCallsP/C

Nov 2015d3,3610%1,5490%2.17

Dec 1843d16,9920%10,3500%1.64

Jan 1571d4,2070%12,9890%0.32

report · Feb 23 · after close · est.

Hatched = puts · solid = calls · bars scaled per expiry · chg = OI vs prior sessionSource: options EOD

Positioning

Linked exposure

scenario · straddle±20.0%

Funds 4

XLRE±0.2%

VNQ±0.1%

RSP±0.0%

VUG±0.0%

Dashed = straddleMethod 2 more funds Source: SEC filings · N-PORT · market data

Linked exposure

Revenue flow

as filedQ3 FY26

7.77%as filednet margin · revenue +2.92% QoQ · +14.20% YoY

Revenue

$952M+2.92% QoQ

Gross profit

$741M+1.79% QoQ

77.84% margin

Operating income

$84M+10.53% QoQ

8.82% margin

Pre-tax income

$84M+13.51% QoQ

Net income

$74M+34.55% QoQ

7.77% margin

Cost of revenue

$211M+7.11% QoQ

Operating expenses

$657M+0.77% QoQ

Marketing $366M

SG&A $138M

R&D $109M

Other operating $44M

Tax

$10M−47.37% QoQ

Revenue$952M+2.92%

Gross profit

$741M+1.79%

77.84% margin

Operating income

$84M+10.53%

8.82% margin

Pre-tax income

$84M+13.51%

Net income

$74M+34.55%

7.77% margin

Cost of revenue

$211M+7.11%

Operating expenses

$657M+0.77%

Marketing $366M

SG&A $138M

R&D $109M

Tax$10M−47.37%

flow · deduction · signed % = QoQSource: SEC filings · standardized · QE Sep 30 '26 · width = $

Revenue flow

Intraday

15m bars

Long dash = implied range · Nov 4 close · Hatch = extended hours · ▯ up · ▮ downSource: market data · 04:15 ET

Intraday

Event sensitivity

PPI ×1.78· ±2.8% vs ±1.6% · 10 releases

eventrelease day|move|up · n×base

PPIproducer prices±2.8%4 of 10×1.78

NFPjobs report±2.7%3 of 10×1.69

FOMCrate decision±2.1%9 of 24×1.30

CPIconsumer prices±1.9%5 of 10×1.20

PCEpersonal income & outlays±1.8%8 of 19×1.12

GDPgross domestic product±1.8%10 of 19×1.10

CPROFcorporate profits±1.4%5 of 12×0.88

Bar = avg |move| to ±3% · tick = ±1.6% avg day · ×base = |move| ÷ ±1.6% · min 6 releases

Earnings history

EPS 0.18 · consensus —

Quarter	Reported	EPS	Consensus
Q3 FY26	Oct 27 '26 · confirmed	0.18	—
Q2 FY26	Jul 28 '26 · confirmed	0.14	—
Q1 FY26	Apr 28 '26 · confirmed	0.01	—

Source: filed financials

Methodology

ties · implied moves · holdersMethod