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Sams Louise S's Form 4 filing

Costar Group, Inc. (CSGP) · filed Mar 9, 2026

Accession no.
0001057352-26-000022
Filed
Mar 9, 2026
Trade date
Mar 6, 2026
Filing delay
3 days
Rule 10b5-1 plan
Not checked

This filing lists 1 non-derivative transaction. Open-market purchases total $48.4K. It was filed 3 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Sams Louise SCIK 0001796961Director

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Mar 6, 2026Common Stock, par value $0.01 per sharePPurchaseAcquired+1,000$48.36+$48,36020,409Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

No transaction price on this filing refers to a footnote.

Remarks

Exhibit 24 - Power of Attorney

Read the full filing on SEC EDGAR (opens in a new tab)