Arkolith/Insider Trading/CSGP/Form 4

Florance Andrew C

President and CEO, DirectorCOSTAR GROUP, INC. (CSGP) · full profile →Form 4 · filed May 4, 2026
Net Buying
Open-Market Buys
$2.5M
Open-Market Sells
$0
Net Open-Market Flow
$2.5M
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 1, 2026Buy(P)68K$35.17$2.4M1.7M
May 1, 2026Buy(P)3K$35.82$111K1.7M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001066061-26-000012) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML