8-K ·Filed May 29, 2026

CSGP

COSTAR GROUP, INC.
BULLISH
Impact 6/10
Horizonmonths Processed4mo ago SEC0001193125-26-246361
8-K material event: Items 1.01
Actionable Insight ▲ Bullish

Monitor regulatory clearance process and any integration updates. The deal is expected to close in H2 2026; any delays or regulatory hurdles could create volatility.

DirectionBullish
Confidencehigh
Horizonmonths
Final — all horizons settled through T+60d
CSGP ▲ +2.08% at T+60d
LONG call ✓ call won +2.08% · α vs SPY +1.16% · entry $32.15 → $32.82
Entry anchored
May 29, 2026
via day open
T+1d
+5.32%
call +5.32% · α +5.06%
$33.86
settled 4mo ago
T+5d
+5.35%
call +5.35% · α +7.87%
$33.87
settled 4mo ago
T+20d
-5.90%
call -5.90% · α -2.27%
$30.25
settled 3mo ago
T+60d
+2.08%
call +2.08% · α +1.16%
$32.82
settled 5w ago

Price Chart

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Executive Summary

CoStar Group has agreed to acquire Zonda, a provider of new home construction data, software, and online marketplaces, for $800 million in cash. The acquisition is expected to close in the second half of 2026, subject to regulatory approvals, and is projected to be accretive to adjusted EPS in the first full year of ownership.

Key Financial Metrics

Deal Value
$800.0M
Deal Type
acquisition

Key Facts

  • CoStar Group acquiring Zonda for $800 million in cash.
  • Zonda serves over 3,000 customers with 104% net customer retention and subscription-based revenue.
  • Acquisition expected to close in the second half of 2026.
  • No financing condition; subject to HSR and other regulatory approvals.
  • Deal includes a $40 million termination fee payable by CoStar in certain circumstances.
  • Expected to be accretive to adjusted EPS in the first full year of ownership.

Financial Impact

Cash acquisition of $800 million, representing approximately 6% of CoStar Group's market cap.

cashadjusted EPS

Risk Factors

  • Antitrust/regulatory approval risk.
  • Integration risk and potential dilution of focus.
  • Termination fee of $40 million payable if deal fails under certain conditions.

Market Snapshot

Exchange
Nasdaq
Sector
Services-Business Services, NEC
Analyst Consensus
74% bullish (27 analysts)

Investment Themes

Software & IT

Documents Analyzed

This report is based on 6 SEC documents filed with EDGAR.

DocumentAccession Number
8-K Filing (Primary)0001193125-26-246361
Document: d91732d8k.htm0001193125-26-246361
Document: d91732dex991.htm0001193125-26-246361
Document: 0001193125-26-246361-index-headers.html0001193125-26-246361
Document: 0001193125-26-246361-index.html0001193125-26-246361
Document: 0001193125-26-246361.txt0001193125-26-246361
8 reports for CSGP
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for CSGP — sortable, filterable
TypeNow
Aug 16, 2026
6w ago
Institutional Cluster
MIXED ★ 5/10
$31.35 $31.56▲ +0.67%▲ +2.65%$27.38 (−12.66%)
Aug 10, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$31.12 $29.58▼ −4.95%▼ −3.89%$27.38 (−12.02%)
Jul 13, 2026
11w ago
8-K
NEUTRAL ★ 3/10
$27.68 $31.12▲ +12.43%▲ +9.94%$27.38 (−1.08%)
May 29, 2026
18w ago
8-K
BULLISH ★ 6/10
$32.15 $30.25▼ −5.90%▼ −2.27%$27.38 (−14.83%)
May 18, 2026
19w ago
DEFA14A
NEUTRAL ★ 5/10
$33.18 $32.04▼ −3.43%▼ −5.62%$27.38 (−17.47%)
Feb 27, 2026
31w ago
Insider Cluster
NEUTRAL ★ 3/10
$44.60 $39.75▼ −10.88%▼ −3.32%$27.38 (−38.61%)
Feb 27, 2026
31w ago
Insider Cluster
BULLISH ★ 7/10
$44.60 $39.75▼ −10.88%▼ −3.32%$27.38 (−38.61%)
Feb 24, 2026
31w ago
8-K
BULLISH ★ 8/10
$44.67 $41.37▼ −7.39%▼ −2.15%$27.38 (−38.70%)
Showing 8 of 8

US Market Status

Market Closed — Opens Mon (65h 25m)

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