MarketPeel
Insider Trading Intelligence
Pricing
…
Louise S. Sams
Fri, Mar 6, 2026
Mar 6
bought
$48.36k
of
CSGP
1,000
shares @ $48.36
Increased holdings by
+5.20%
2nd largest trade (out of 10)
Cluster Buy
Trade made by a director
Part of a cluster of 18 transactions by 12 insiders
Unscheduled trade
Price 35% below 200-day moving average
CSGP
COSTAR GROUP, INC.
Industrials
Professional Services
1D
0.00%
1W
-3.68%
1M
-12.39%
3M
-26.81%
6M
—
1Y
—
Recent insider activity at CSGP
May 1
Andrew C. Florance
Bought
$111.04k
May 1
Andrew C. Florance
Bought
$2.40m
Mar 2
Rachel C. Glaser
Bought
$44.94k
Mar 2
Frederick G. Saint
Bought
$906.60k
Feb 27
Andrew C. Florance
Bought
$2.48m
Nov 13
Cynthia Cammett Cann
Sold
$126.64k
Nov 13
John W. Hill
Sold
$154.53k
Aug 28
Frederick G. Saint
Sold
$2.26m
Full CSGP profile →
Louise S. Sams’s trading history →
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