Costar Group Insider Trades

CSGP

Track insider trading activity from Costar Group executives and directors. See which insiders are buying and selling CSGP stock.

Trades Last 12 Months

CSGP Price

All Insider Trades for Costar Group

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Florance Andrew C President And CEO
Holding Value $57.4M 1,719,765 shares
Last Trade
May 01, 2026 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$2.4M 68,330 shares
$35.17
$33.40
Ruggles Lisa Senior Vp, Global Operations
Holding Value $5.84M 174,915 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$130k 2,977 shares
$43.63
$33.40
Boxer Gene General Counsel And Secretary
Holding Value $3.19M 95,463 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$39.7k 910 shares
$43.63
$33.40
Cann Cynthia Cammett Chief Accounting Officer
Holding Value $840k 25,148 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$52.1k 1,194 shares
$43.63
$33.40
Simuro Frank Chief Technology Officer
Holding Value $13.8M 414,491 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$485k 11,107 shares
$43.63
$33.40
Desmarais Michael J Chief Human Resources Officer
Holding Value $2.93M 87,725 shares
Last Trade
Mar 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$125k 2,873 shares
$43.63
$33.40
Lown Christian M. Chief Financial Officer
Holding Value $4.52M 135,250 shares
Last Trade
Mar 10, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$568k 12,268 shares
$46.34
$33.40
Sams Louise S Director
Holding Value $682k 20,409 shares
Last Trade
Mar 06, 2026 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$48.4k 1,000 shares
$48.36
$33.40
Glaser Rachel C Director
Holding Value $139k 4,157 shares
Last Trade
Mar 02, 2026 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$44.9k 1,000 shares
$44.94
$33.40
Saint Frederick G. President, Marketplaces
Holding Value $9.35M 279,851 shares
Last Trade
Mar 02, 2026 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$907k 20,000 shares
$45.33
$33.40
Hill John W Director
Holding Value $609k 18,231 shares
Last Trade
Nov 13, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$155k 2,250 shares
$68.68
$33.40
Berisford John L Director
Holding Value $99.3k 2,973 shares
Last Trade
Sep 09, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$262k 2,973 shares
$88.14
$33.40
Holding Value $99.3k 2,973 shares
Last Trade
Sep 09, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$262k 2,973 shares
$88.14
$33.40
Holding Value $610k 18,277 shares
Last Trade
Sep 09, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$275k 3,121 shares
$88.14
$33.40
Holding Value $340k 10,166 shares
Last Trade
Sep 09, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$277k 3,143 shares
$88.14
$33.40
Klein Michael R Director
Holding Value $61.7M 1,848,592 shares
Last Trade
Dec 10, 2024 Sale (Gift)Shares transferred as a gift rather than bought or sold for cash.
$4.96M 64,909 shares
$76.43
$33.40
Holding Value $7.67M 229,715 shares
Last Trade
Nov 27, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$135k 1,681 shares
$80.39
$33.40
Kaplan Laura Cox Director
Holding Value $596k 17,835 shares
Last Trade
Jul 17, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$262k 3,452 shares
$75.92
$33.40
Wheeler Scott T Chief Financial Officer
Holding Value $10.1M 303,417 shares
Last Trade
Apr 26, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$11.4M 122,736 shares
$92.61
$33.40
Holding Value $3.39M 101,465 shares
Last Trade
Oct 30, 2023 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$277k 3,913 shares
$70.79
$33.40

See more insider trades for free

Join Stockcircle to see more insider trades and be the first to know about new executive transactions.

Sign Up