Form4insider filings, from the source

SEC Form 4 · accession 0001057352-18-000019

COSTAR GROUP, INC. · CSGP

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Matthew Linnington
Officer — Executive VP, Sales
Period of report
Feb 28, 2018
Accepted (ET)
Mar 1, 2018 · 4:32 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001057352

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common Stock, par value $0.01 per shareF1,F2Feb 28, 2018A5,020$0.00A31,424D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Option to Acquire Common StockF3$342.13Feb 28, 2018A6,000A—Feb 27, 2028Common Stock6,0006,000D

Explanation of responses