Latest Insider Transactions at Costar Group, Inc. (CSGP)
This section provides a real-time view of insider transactions for Costar Group, Inc. (CSGP). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of COSTAR GROUP, INC. to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of COSTAR GROUP, INC.'s insiders and make more informed investment decisions.
Insider Transaction List
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Mar 15
2025
|
Frank Simuro Chief Technology Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
5,700
-1.16%
|
$444,600
$78.73 P/Share
|
|
Mar 15
2025
|
Michael J Desmarais Chief Human Resources Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,641
-4.4%
|
$283,998
$78.73 P/Share
|
|
Mar 15
2025
|
Gene Boxer General Counsel and Secretary |
SELL
Payment of exercise price or tax liability
|
Direct |
481
-0.61%
|
$37,518
$78.73 P/Share
|
|
Mar 15
2025
|
Cynthia Cammett Cann Chief Accounting Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
1,191
-4.04%
|
$92,898
$78.73 P/Share
|
|
Mar 15
2025
|
Lisa Ruggles Senior VP, Global Operations |
SELL
Payment of exercise price or tax liability
|
Direct |
1,958
-0.92%
|
$152,724
$78.73 P/Share
|
|
Mar 10
2025
|
Cynthia Cammett Cann Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
1,749
-5.6%
|
$138,171
$79.9 P/Share
|
|
Mar 05
2025
|
Michael J Desmarais Chief Human Resources Officer |
BUY
Grant, award, or other acquisition
|
Direct |
9,026
+9.83%
|
-
|
|
Mar 05
2025
|
Andrew C Florance President and CEO |
BUY
Grant, award, or other acquisition
|
Direct |
76,232
+4.36%
|
-
|
|
Mar 05
2025
|
Gene Boxer General Counsel and Secretary |
BUY
Grant, award, or other acquisition
|
Direct |
12,492
+13.65%
|
-
|
|
Mar 05
2025
|
Cynthia Cammett Cann Chief Accounting Officer |
BUY
Grant, award, or other acquisition
|
Direct |
1,498
+4.25%
|
-
|
|
Mar 01
2025
|
Frank Simuro Chief Technology Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
12,432
-2.48%
|
$944,832
$76.25 P/Share
|
|
Mar 01
2025
|
Andrew C Florance President and CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
41,296
-2.52%
|
$3,138,496
$76.25 P/Share
|
|
Mar 01
2025
|
Gene Boxer General Counsel and Secretary |
SELL
Payment of exercise price or tax liability
|
Direct |
3,644
-5.19%
|
$276,944
$76.25 P/Share
|
|
Mar 01
2025
|
Cynthia Cammett Cann Chief Accounting Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
813
-2.46%
|
$61,788
$76.25 P/Share
|
|
Mar 01
2025
|
Frederick G. Saint President, Marketplaces |
SELL
Payment of exercise price or tax liability
|
Direct |
8,252
-2.18%
|
$627,152
$76.25 P/Share
|
|
Mar 01
2025
|
Michael J Desmarais Chief Human Resources Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,893
-5.02%
|
$295,868
$76.25 P/Share
|
|
Mar 01
2025
|
Lisa Ruggles Senior VP, Global Operations |
SELL
Payment of exercise price or tax liability
|
Direct |
7,410
-3.36%
|
$563,160
$76.25 P/Share
|
|
Feb 27
2025
|
Gene Boxer General Counsel and Secretary |
BUY
Grant, award, or other acquisition
|
Direct |
26,897
+27.7%
|
-
|
|
Feb 27
2025
|
Cynthia Cammett Cann Chief Accounting Officer |
BUY
Grant, award, or other acquisition
|
Direct |
4,035
+10.89%
|
-
|
|
Feb 27
2025
|
Michael J Desmarais Chief Human Resources Officer |
BUY
Grant, award, or other acquisition
|
Direct |
18,828
+19.52%
|
-
|
|
Feb 20
2025
|
Frederick G. Saint President, Marketplaces |
BUY
Grant, award, or other acquisition
|
Direct |
97,600
+20.53%
|
-
|
|
Feb 20
2025
|
Frank Simuro Chief Technology Officer |
BUY
Grant, award, or other acquisition
|
Direct |
130,640
+20.66%
|
-
|
|
Feb 20
2025
|
Lisa Ruggles Senior VP, Global Operations |
BUY
Grant, award, or other acquisition
|
Direct |
65,440
+22.88%
|
-
|
|
Feb 20
2025
|
Andrew C Florance President and CEO |
BUY
Grant, award, or other acquisition
|
Direct |
451,440
+21.61%
|
-
|
|
Feb 20
2025
|
Christian M. Lown Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
97,600
+41.99%
|
-
|
|
Feb 15
2025
|
Frederick G. Saint President, Marketplaces |
SELL
Payment of exercise price or tax liability
|
Direct |
2,349
-0.79%
|
$173,826
$74.06 P/Share
|
|
Feb 15
2025
|
Andrew C Florance President and CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
14,235
-1.13%
|
$1,053,390
$74.06 P/Share
|
|
Feb 15
2025
|
Lisa Ruggles Senior VP, Global Operations |
SELL
Payment of exercise price or tax liability
|
Direct |
3,531
-2.05%
|
$261,294
$74.06 P/Share
|
|
Feb 15
2025
|
Frank Simuro Chief Technology Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
5,485
-1.4%
|
$405,890
$74.06 P/Share
|
|
Feb 13
2025
|
Frederick G. Saint President, Marketplaces |
SELL
Payment of exercise price or tax liability
|
Direct |
6,602
-2.3%
|
$481,946
$73.27 P/Share
|
|
Feb 13
2025
|
Frederick G. Saint President, Marketplaces |
SELL
Sale (or disposition) back to the issuer
|
Direct |
6,452
-2.2%
|
-
|
|
Feb 13
2025
|
Frank Simuro Chief Technology Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
7,476
-1.97%
|
$545,748
$73.27 P/Share
|
|
Feb 13
2025
|
Frank Simuro Chief Technology Officer |
SELL
Sale (or disposition) back to the issuer
|
Direct |
6,452
-1.68%
|
-
|
|
Feb 13
2025
|
Lisa Ruggles Senior VP, Global Operations |
SELL
Payment of exercise price or tax liability
|
Direct |
7,481
-4.6%
|
$546,113
$73.27 P/Share
|
|
Feb 13
2025
|
Lisa Ruggles Senior VP, Global Operations |
SELL
Sale (or disposition) back to the issuer
|
Direct |
6,452
-3.82%
|
-
|
|
Feb 13
2025
|
Andrew C Florance President and CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
33,511
-2.75%
|
$2,446,303
$73.27 P/Share
|
|
Feb 13
2025
|
Andrew C Florance President and CEO |
SELL
Sale (or disposition) back to the issuer
|
Direct |
28,896
-2.31%
|
-
|
|
Dec 10
2024
|
Michael R Klein Director |
SELL
Bona fide gift
|
Direct |
64,909
-3.39%
|
-
|
|
Dec 10
2024
|
John W Hill Director |
SELL
Bona fide gift
|
Direct |
195
-1.11%
|
-
|
|
Dec 10
2024
|
John W Hill Director |
SELL
Open market or private sale
|
Direct |
2,735
-13.52%
|
$207,860
$76.76 P/Share
|
|
Nov 27
2024
|
Christopher J Nassetta Director |
SELL
Open market or private sale
|
Direct |
1,681
-0.73%
|
$134,480
$80.39 P/Share
|
|
Nov 26
2024
|
Michael J Desmarais Chief Human Resources Officer |
SELL
Open market or private sale
|
Direct |
5,500
-8.55%
|
$434,500
$79.88 P/Share
|
|
Nov 11
2024
|
Cynthia Cammett Cann Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
1,310
-4.71%
|
$99,560
$76.85 P/Share
|
|
Oct 25
2024
|
Michael R Klein Director |
SELL
Open market or private sale
|
Direct |
71,633
-3.61%
|
$5,300,842
$74.69 P/Share
|
|
Oct 25
2024
|
Michael R Klein Director |
SELL
Bona fide gift
|
Direct |
5,872
-0.29%
|
-
|
|
Oct 25
2024
|
Andrew C Florance President and CEO |
BUY
Open market or private purchase
|
Direct |
14,731
+1.15%
|
$1,090,094
$74.67 P/Share
|
|
Jul 31
2024
|
Cynthia Cammett Cann Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
1,200
-4.14%
|
$93,600
$78.2 P/Share
|
|
Jul 30
2024
|
John W Hill Director |
SELL
Open market or private sale
|
Direct |
1,325
-7.41%
|
$103,350
$78.16 P/Share
|
|
Jul 27
2024
|
Michael R Klein Director |
SELL
Bona fide gift
|
Direct |
16,500
-0.28%
|
-
|
|
Jul 26
2024
|
Frederick G. Saint President, Marketplaces |
BUY
Grant, award, or other acquisition
|
Direct |
12,738
+4.13%
|
-
|