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Nasdaq · USD

CSGP

COSTAR GROUP, INC.

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3416
SEC CIK
0001057352
Parsed reports
418

Last 12 months

Inside the activity.

7 purchase rows · 4 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202502
Dec 202500
Jan 202600
Feb 202610
Mar 202630
Apr 202600
May 202620
Jun 202600
Jul 202600
Aug 202612
Sep 202600
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
February 27, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionOption to Acquire Common Stock · Derivative 40,004 $0.00 Strike: $58.95 $0.00
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · derivative · entry 6

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,004 shares

Expires 2022-02-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F8 · derivative.exercise_date: The option vested in three equal installments on February 21, 2013, February 21, 2014 and February 21, 2015.

Read SEC document
February 27, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionOption to Acquire Common Stock · Derivative 40,051 $0.00 Strike: $57.16 $0.00
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · derivative · entry 5

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,051 shares

Expires 2021-03-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_date: The option vested in three equal installments on March 4, 2012, March 4, 2013 and March 4, 2014.

Read SEC document
February 27, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 80,055 $347.10 $27,787,090.50
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · nonDerivative · entry 3

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,896

F3 · price: Average based on sales prices ranging from $343.99 to $352.

F4 · balance_after: Represents all shares of Common Stock owned, consisting of 62,889 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
February 27, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionCommon Stock, par value $0.01 per share 40,004 $58.95 $2,358,235.80
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · nonDerivative · entry 2

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 213,951

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 142,944 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
February 27, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionCommon Stock, par value $0.01 per share 40,051 $57.16 $2,289,315.16
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · nonDerivative · entry 1

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 173,947

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 102,940 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
February 26, 2018 Filed Mar 1, 2018 16:28 UTC GiftCommon Stock, par value $0.01 per share 8,453 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000017 · wf-form4_151993970706040.xml · nonDerivative · entry 1

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 302,729

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 300,457 shares of Common Stock and 2,272 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
January 11, 2018 Filed Jan 12, 2018 21:21 UTC
Wheeler Scott TChief Financial Officer
Tax withholdingCommon Stock, par value $0.01 per share 1,176 $314.44 $369,781.44
Disclosure

SEC source: 0001057352-18-000004 · wf-form4_151579205910087.xml · nonDerivative · entry 1

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,152

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 3,266 shares of Common Stock and 18,886 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
December 31, 2017 Filed Jan 3, 2018 21:25 UTC
Ruggles LisaSenior VP, Global Research
Tax withholdingCommon Stock, par value $0.01 per share 185 $296.95 $54,935.75
Disclosure

SEC source: 0001057352-18-000002 · wf-form4_151501470244975.xml · nonDerivative · entry 1

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,345

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 405 shares of Common Stock and 4,940 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 17:51 UTC GrantCommon Stock, par value $0.01 per share 691 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000063 · wf-form4_150542588498172.xml · nonDerivative · entry 1

HABER WARREN H · CIK 0000925767 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,596

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 117,889 shares of Common Stock and 2,707 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 17:53 UTC GrantCommon Stock, par value $0.01 per share 720 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000067 · wf-form4_150542600625175.xml · nonDerivative · entry 1

NASSETTA CHRISTOPHER J · CIK 0001078095 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,555

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 23,733 shares of Common Stock and 2,822 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 17:48 UTC GrantCommon Stock, par value $0.01 per share 713 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000057 · wf-form4_150542570466794.xml · nonDerivative · entry 1

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 311,182

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 308,388 shares of Common Stock and 2,794 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 21:52 UTC GrantCommon Stock, par value $0.01 per share 713 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000065 · wf-form4_150542594974952.xml · nonDerivative · entry 1

Glosserman Michael J · CIK 0001436265 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,871

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 6,077 shares of Common Stock and 2,794 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 21:50 UTC GrantCommon Stock, par value $0.01 per share 658 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000061 · wf-form4_150542581120545.xml · nonDerivative · entry 1

Kaplan Laura Cox · CIK 0001672800 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,513

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 0 shares of Common Stock and 1,513 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 21:47 UTC
Hill John WDirector
GrantCommon Stock, par value $0.01 per share 745 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000055 · wf-form4_150542565158003.xml · nonDerivative · entry 2

Hill John W · CIK 0001351689 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,648

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 2,727 shares of Common Stock and 2,921 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 13, 2017 Filed Sep 14, 2017 21:49 UTC GrantCommon Stock, par value $0.01 per share 691 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000059 · wf-form4_150542575833909.xml · nonDerivative · entry 1

Steinberg David Jay · CIK 0001522418 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,535

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 3,828 shares of Common Stock and 2,707 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 11, 2017 Filed Sep 12, 2017 20:40 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 1,197 $280.40 $335,638.80
Disclosure

SEC source: 0001057352-17-000051 · wf-form4_150524884185162.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,404

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 4,035 shares of Common Stock and 22,369 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
September 09, 2017 Filed Sep 12, 2017 20:39 UTC
FLORANCE ANDREW CDirector · President and CEO
GrantCommon Stock, par value $0.01 per share 11 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000049 · wf-form4_150524874327321.xml · nonDerivative · entry 2

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,896

F2 · shares: Service award granted by the Company for the reporting person's 30-year anniversary of employment. The closing stock price of the Company's common stock on the trading day immediately preceding the date of grant was $280.40.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 62,889 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 31, 2017 Filed Aug 1, 2017 20:34 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionOption to Acquire Common Stock · Derivative 1,032 $0.00 Strike: $193.69 $0.00
Disclosure

SEC source: 0001057352-17-000047 · wf-form4_150161968484965.xml · derivative · entry 3

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,168

Underlying: Common Stock · 1,032 shares

Expires 2025-03-04

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The option vests in three equal installments on March 5, 2016, March 5, 2017 and March 5, 2018.

Read SEC document
July 31, 2017 Filed Aug 1, 2017 20:34 UTC
Linnington MatthewExecutive VP, Sales
SaleCommon Stock, par value $0.01 per share 1,767 $273.15 $482,656.05
Disclosure

SEC source: 0001057352-17-000047 · wf-form4_150161968484965.xml · nonDerivative · entry 2

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,601

F2 · price: Average based on sales prices ranging from $273 to $273.305.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 2,858 shares of Common Stock and 24,743 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 31, 2017 Filed Aug 1, 2017 20:34 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionCommon Stock, par value $0.01 per share 1,032 $193.69 $199,888.08
Disclosure

SEC source: 0001057352-17-000047 · wf-form4_150161968484965.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,368

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 4,625 shares of Common Stock and 24,743 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
June 26, 2017 Filed Jun 27, 2017 16:33 UTC SaleCommon Stock, par value $0.01 per share 20,000 $265.01 $5,300,200.00
Disclosure

SEC source: 0001057352-17-000041 · wf-form4_149859560295003.xml · nonDerivative · entry 1

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 310,469

F1 · price: Average based on sales prices ranging from $263.70 to $268.11.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 307,802 shares of Common Stock and 2,667 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
June 12, 2017 Filed Sep 12, 2017 20:39 UTC
FLORANCE ANDREW CDirector · President and CEO
GiftCommon Stock, par value $0.01 per share 15,000 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000049 · wf-form4_150524874327321.xml · nonDerivative · entry 1

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,885

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 62,878 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 17, 2017 Filed Sep 14, 2017 21:47 UTC
Hill John WDirector
GiftCommon Stock, par value $0.01 per share 50 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000055 · wf-form4_150542565158003.xml · nonDerivative · entry 1

Hill John W · CIK 0001351689 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,903

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 2,113 shares of Common Stock and 2,790 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 03, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionOption to Acquire Common Stock · Derivative 21,768 $0.00 Strike: $42.29 $0.00
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · derivative · entry 6

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,768 shares

Expires 2020-03-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: The option vested in three equal installments on March 12, 2011, March 12, 2012 and March 12, 2013.

Read SEC document
May 03, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 21,768 $244.19 $5,315,527.92
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · nonDerivative · entry 4

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,885

F4 · price: Average based on sales prices ranging from $242.94 to $245.76.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 77,878 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 03, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionCommon Stock, par value $0.01 per share 21,768 $42.29 $920,568.72
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · nonDerivative · entry 3

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,653

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 99,646 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionOption to Acquire Common Stock · Derivative 21,768 $0.00 Strike: $42.29 $0.00
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · derivative · entry 5

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,768

Underlying: Common Stock · 21,768 shares

Expires 2020-03-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: The option vested in three equal installments on March 12, 2011, March 12, 2012 and March 12, 2013.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 21,768 $244.73 $5,327,282.64
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · nonDerivative · entry 2

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,885

F2 · price: Average based on sales prices ranging from $244.25 to $245.45.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 77,878 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:02 UTC
FLORANCE ANDREW CDirector · President and CEO
Exercise / conversionCommon Stock, par value $0.01 per share 21,768 $42.29 $920,568.72
Disclosure

SEC source: 0001057352-17-000033 · wf-form4_149384894152711.xml · nonDerivative · entry 1

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,653

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 99,646 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:06 UTC
Hill John WDirector
SaleCommon Stock, par value $0.01 per share 440 $244.52 $107,588.80
Disclosure

SEC source: 0001057352-17-000037 · wf-form4_149384918772043.xml · nonDerivative · entry 1

Hill John W · CIK 0001351689 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,953

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 2,163 shares of Common Stock and 2,790 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:03 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionOption to Acquire Common Stock · Derivative 5,500 $0.00 Strike: $37.42 $0.00
Disclosure

SEC source: 0001057352-17-000034 · wf-form4_149384899566283.xml · derivative · entry 3

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,500 shares

Expires 2019-07-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The option vested in four equal installments on July 16, 2010, July 16, 2011, July 16, 2012 and July 16, 2013.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:03 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
SaleCommon Stock, par value $0.01 per share 5,500 $245.04 $1,347,720.00
Disclosure

SEC source: 0001057352-17-000034 · wf-form4_149384899566283.xml · nonDerivative · entry 2

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,013

F2 · price: Average based on sales prices ranging from $245.21 to $244.76.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 7,472 shares of Common Stock and 17,541 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 02, 2017 Filed May 3, 2017 22:03 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 5,500 $37.42 $205,810.00
Disclosure

SEC source: 0001057352-17-000034 · wf-form4_149384899566283.xml · nonDerivative · entry 1

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,513

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 12,972 shares of Common Stock and 17,541 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 01, 2017 Filed May 3, 2017 22:04 UTC
Linnington MatthewExecutive VP, Sales
SaleCommon Stock, par value $0.01 per share 1,037 $240.00 $248,880.00
Disclosure

SEC source: 0001057352-17-000035 · wf-form4_149384907603104.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,336

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 3,593 shares of Common Stock and 24,743 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 01, 2017 Filed May 3, 2017 22:05 UTC
Wheeler Scott TChief Financial Officer
SaleCommon Stock, par value $0.01 per share 757 $240.00 $181,680.00
Disclosure

SEC source: 0001057352-17-000036 · wf-form4_149384913591431.xml · nonDerivative · entry 1

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,328

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 1,250 shares of Common Stock and 22,078 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2017 Filed Mar 14, 2017 21:25 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 3,069 $205.18 $629,697.42
Disclosure

SEC source: 0001066061-17-000004 · wf-form4_148952669201421.xml · nonDerivative · entry 1

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,885

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 77,878 shares of Common Stock and 71,007 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2017 Filed Mar 14, 2017 21:26 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 557 $205.18 $114,285.26
Disclosure

SEC source: 0001609822-17-000004 · wf-form4_148952674374444.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,373

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 4,630 shares of Common Stock and 24,743 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2017 Filed Mar 14, 2017 21:23 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 695 $205.18 $142,600.10
Disclosure

SEC source: 0001218615-17-000004 · wf-form4_148952661934270.xml · nonDerivative · entry 1

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,013

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 7,472 shares of Common Stock and 17,541 shares of Common Stock subject to unvested Restricted Stock grants.

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March 06, 2017 Filed Mar 7, 2017 21:43 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
SaleCommon Stock, par value $0.01 per share 2,448 $205.30 $502,574.40
Disclosure

SEC source: 0001218615-17-000002 · wf-form4_148892301383123.xml · nonDerivative · entry 2

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,708

F2 · price: Average based on sales prices ranging from $205.06 to $205.39.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 6,801 shares of Common Stock and 18,907 shares of Common Stock subject to unvested Restricted Stock grants.

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March 05, 2017 Filed Mar 7, 2017 21:44 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 3,205 $206.13 $660,646.65
Disclosure

SEC source: 0001066061-17-000002 · wf-form4_148892307921980.xml · nonDerivative · entry 1

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,954

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 74,914 shares of Common Stock and 77,040 shares of Common Stock subject to unvested Restricted Stock grants.

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March 05, 2017 Filed Mar 7, 2017 21:43 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 848 $206.13 $174,798.24
Disclosure

SEC source: 0001218615-17-000002 · wf-form4_148892301383123.xml · nonDerivative · entry 1

CARCHEDI FRANCIS · CIK 0001218615 · Executive VP, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,156

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 9,249 shares of Common Stock and 18,907 shares of Common Stock subject to unvested Restricted Stock grants.

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March 05, 2017 Filed Mar 7, 2017 21:42 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 548 $206.13 $112,959.24
Disclosure

SEC source: 0001609822-17-000002 · wf-form4_148892294420218.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,930

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 3,687 shares of Common Stock and 26,243 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:14 UTC
FLORANCE ANDREW CDirector · President and CEO
GrantOption to Acquire Common Stock · Derivative 34,600 $0.00 Strike: $204.91 $0.00
Disclosure

SEC source: 0001057352-17-000014 · wf-form4_148849646393118.xml · derivative · entry 6

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,600

Underlying: Common Stock · 34,600 shares

Expires 2027-03-01

F9 · derivative.exercise_date: The option vests in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020.

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March 02, 2017 Filed Mar 2, 2017 23:14 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 26,271 $205.31 $5,393,699.01
Disclosure

SEC source: 0001057352-17-000014 · wf-form4_148849646393118.xml · nonDerivative · entry 5

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 155,159

F7 · price: Average based on sales prices ranging from $204.55 to $206.05.

F8 · balance_after: Represents all shares of Common Stock owned, consisting of 71,819 shares of Common Stock and 83,340 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:14 UTC
FLORANCE ANDREW CDirector · President and CEO
GrantCommon Stock, par value $0.01 per share 30,080 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000014 · wf-form4_148849646393118.xml · nonDerivative · entry 4

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,430

F5 · shares: Includes a grant of 18,800 shares of restricted common stock that vest in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020, and a grant of 11,280 shares of restricted common stock that vest based upon CoStar Group, Inc.'s achievement of a three-year performance goal.

F6 · balance_after: Represents all shares of Common Stock owned, consisting of 98,090 shares of Common Stock and 83,340 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:14 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 3,302 $206.80 $682,853.60
Disclosure

SEC source: 0001057352-17-000014 · wf-form4_148849646393118.xml · nonDerivative · entry 3

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,350

F4 · balance_after: Represents all shares of Common Stock owned, consisting of 98,090 shares of Common Stock and 53,260 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:14 UTC
FLORANCE ANDREW CDirector · President and CEO
Disposition to issuerCommon Stock, par value $0.01 per share 2,871 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000014 · wf-form4_148849646393118.xml · nonDerivative · entry 2

FLORANCE ANDREW C · CIK 0001066061 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,652

F2 · shares: Shares forfeited from February 28, 2014 performance restricted stock grant upon measurement and certification of achievement of the performance goal by the Compensation Committee.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 94,903 shares of Common Stock and 59,749 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:17 UTC
Linnington MatthewExecutive VP, Sales
GrantOption to Acquire Common Stock · Derivative 11,300 $0.00 Strike: $204.91 $0.00
Disclosure

SEC source: 0001057352-17-000017 · wf-form4_148849661040501.xml · derivative · entry 2

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,300

Underlying: Common Stock · 11,300 shares

Expires 2027-03-01

F3 · derivative.exercise_date: The option vests in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020.

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March 02, 2017 Filed Mar 2, 2017 23:17 UTC
Linnington MatthewExecutive VP, Sales
GrantCommon Stock, par value $0.01 per share 10,040 $0.00 $0.00
Disclosure

SEC source: 0001057352-17-000017 · wf-form4_148849661040501.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,478

F1 · shares: Includes a grant of 6,200 shares of restricted common stock that vest in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020, and a grant of 3,840 shares of restricted common stock that vest based upon CoStar Group, Inc.'s achievement of a three-year performance goal.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 2,802 shares of Common Stock and 27,676 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2017 Filed Mar 2, 2017 23:16 UTC
Wheeler Scott TChief Financial Officer
GrantOption to Acquire Common Stock · Derivative 14,100 $0.00 Strike: $204.91 $0.00
Disclosure

SEC source: 0001057352-17-000016 · wf-form4_148849656042174.xml · derivative · entry 2

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,100

Underlying: Common Stock · 14,100 shares

Expires 2027-03-01

F3 · derivative.exercise_date: The option vests in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.