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sellModerate cluster of 3

Michael J Desmarais sold $439k of CSGP

Chief Human Resources Officer at COSTAR GROUP, INC.. 5,500 shares at an average of $79.88, traded Nov 26, 2024, filed Nov 27, 2024.

Warning score
47
Value
$439k
5,500 shares
Holdings after
58,798
-9% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $439k at market
    +17
  • Share of holdings sold
    Sold 8.6% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

CSGPOct 9, 2026 · close 29.67
Since filing Nov 27, 2024: -63.8%SPY +33.0% · excess -96.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001057352-24-000132, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 26, 2024SOpen-market sale
Common Stock, par value $0.01 per share
-5,500$79.88$439k58,798Nov 27, 2024

Related signals

Other insiders at COSTAR GROUP, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
45Moderate
CSGPsell
COSTAR GROUP, INC.
G. Saint Frederick
President, Marketplaces
$2.0M
25,000 shares
-7%
35Weak
CSGPsell
COSTAR GROUP, INC.
Cynthia Cammett Cann
Chief Accounting Officer
$334k
4,259 shares
-15%
47Moderate
CSGPsell 3
COSTAR GROUP, INC.
John W Hill
director
$210k
2,735 shares
-14%
41Moderate
CSGPsell 3
COSTAR GROUP, INC.
Christopher J Nassetta
director
$135k
1,681 shares
-1%
50Moderate
CSGPbuy
COSTAR GROUP, INC.
Andrew C Florance
President and CEO
$1.1M
14,731 shares
+1%
40Moderate
CSGPsell
COSTAR GROUP, INC.
Michael R Klein
director
$5.4M
71,633 shares
-4%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Michael J Desmarais sold $439k of CSGP | InsiderTell