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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
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionOption to Acquire Common Stock · Derivative 11,100 $0.00 Strike: $201.04 $0.00
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · derivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,100 shares

Expires 2024-02-27

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.

F9 · derivative.exercise_date: The option vested in three equal installments on February 28, 2015, February 28, 2016, and February 28, 2017.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 474 $421.80 $199,933.20
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,887

F8 · balance_after: Represents all shares of Common Stock owned, consisting of 6,540 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 1,032 $193.69 $199,888.08
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,361

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 · balance_after: Represents all shares of Common Stock owned, consisting of 7,014 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
SaleCommon Stock, par value $0.01 per share 32,671 $421.87 $13,782,914.77
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,329

F5 · price: Average based on sales prices ranging from $418.66 to $433.92.

F6 · balance_after: Represents all shares of Common Stock owned, consisting of 5,982 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 2,766 $204.91 $566,781.06
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,000

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 · balance_after: Represents all shares of Common Stock owned, consisting of 38,653 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 5,466 $182.75 $998,911.50
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,234

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.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 35,887 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 7,468 $193.69 $1,446,476.92
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,768

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 30,421 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
July 27, 2018 Filed Jul 31, 2018 20:15 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 11,100 $201.04 $2,231,544.00
Disclosure

SEC source: 0001057352-18-000084 · wf-form4_153306809523189.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,300

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 22,953 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 31, 2018 Filed Jun 1, 2018 20:17 UTC
Ruggles LisaSenior VP, Global Research
Tax withholdingCommon Stock, par value $0.01 per share 71 $380.86 $27,041.06
Disclosure

SEC source: 0001057352-18-000072 · wf-form4_152788424516636.xml · nonDerivative · entry 1

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,471

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 1,186 shares of Common Stock and 9,285 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 31, 2018 Filed Sep 24, 2018 20:24 UTC
Hill John WDirector
GiftCommon Stock, par value $0.01 per share 37 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000096 · wf-form4_153782067649499.xml · nonDerivative · entry 2

Hill John W · CIK 0001351689 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,949

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 2,943 shares of Common Stock and 2,006 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 28, 2018 Filed May 30, 2018 20:18 UTC
Ruggles LisaSenior VP, Global Research
Tax withholdingCommon Stock, par value $0.01 per share 62 $380.84 $23,612.08
Disclosure

SEC source: 0001057352-18-000070 · wf-form4_152771152538492.xml · nonDerivative · entry 2

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,542

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 1,020 shares of Common Stock and 9,522 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 27, 2018 Filed May 30, 2018 20:18 UTC
Ruggles LisaSenior VP, Global Research
Tax withholdingCommon Stock, par value $0.01 per share 18 $380.84 $6,855.12
Disclosure

SEC source: 0001057352-18-000070 · wf-form4_152771152538492.xml · nonDerivative · entry 1

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,604

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 875 shares of Common Stock and 9,729 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
May 09, 2018 Filed Aug 7, 2018 16:29 UTC GiftCommon Stock, par value $0.01 per share 10,000 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000090 · wf-form4_153367372956777.xml · nonDerivative · entry 1

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 279,729

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 277,457 shares of Common Stock and 2,272 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
April 30, 2018 Filed Apr 30, 2018 20:17 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 5,839 $369.05 $2,154,882.95
Disclosure

SEC source: 0001057352-18-000068 · wf-form4_152511941278310.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,831

F5 · price: Average based on sales prices ranging from $369 to $369.61.

F6 · balance_after: Represents all shares of Common Stock owned, consisting of 53,643 shares of Common Stock and 66,188 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
April 27, 2018 Filed Apr 30, 2018 20:17 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 11,200 $371.15 $4,156,880.00
Disclosure

SEC source: 0001057352-18-000068 · wf-form4_152511941278310.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,670

F3 · price: Average based on sales prices ranging from $371 to $371.23.

F4 · balance_after: Represents all shares of Common Stock owned, consisting of 59,482 shares of Common Stock and 66,188 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
April 26, 2018 Filed Apr 30, 2018 20:17 UTC
FLORANCE ANDREW CDirector · President and CEO
SaleCommon Stock, par value $0.01 per share 7,782 $372.34 $2,897,549.88
Disclosure

SEC source: 0001057352-18-000068 · wf-form4_152511941278310.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,870

F1 · price: Average based on sales prices ranging from $372.25 to $372.56.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 70,682 shares of Common Stock and 66,188 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 31, 2018 Filed Apr 3, 2018 21:56 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 3,026 $362.68 $1,097,469.68
Disclosure

SEC source: 0001057352-18-000047 · wf-form4_152279258286637.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,652

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 78,464 shares of Common Stock and 66,188 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 31, 2018 Filed Apr 3, 2018 22:02 UTC
Ruggles LisaSenior VP, Global Research
Tax withholdingCommon Stock, par value $0.01 per share 183 $362.68 $66,370.44
Disclosure

SEC source: 0001057352-18-000055 · wf-form4_152279295664308.xml · nonDerivative · entry 1

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,622

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 832 shares of Common Stock and 9,790 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 31, 2018 Filed Apr 3, 2018 22:01 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 724 $362.68 $262,580.32
Disclosure

SEC source: 0001057352-18-000053 · wf-form4_152279287850468.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,200

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 11,853 shares of Common Stock and 15,347 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 31, 2018 Filed Apr 3, 2018 22:00 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 1,017 $362.68 $368,845.56
Disclosure

SEC source: 0001057352-18-000051 · wf-form4_152279278538181.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,935

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 7,186 shares of Common Stock and 19,749 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 31, 2018 Filed Apr 3, 2018 21:58 UTC
Wheeler Scott TChief Financial Officer
Tax withholdingCommon Stock, par value $0.01 per share 1,239 $362.68 $449,360.52
Disclosure

SEC source: 0001057352-18-000049 · wf-form4_152279269137380.xml · nonDerivative · entry 1

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,523

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 3,343 shares of Common Stock and 25,180 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 29, 2018 Filed Mar 30, 2018 20:06 UTC
Hill John WDirector
SaleCommon Stock, par value $0.01 per share 1,150 $361.28 $415,472.00
Disclosure

SEC source: 0001057352-18-000045 · wf-form4_152244036123000.xml · nonDerivative · entry 1

Hill John W · CIK 0001351689 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,498

F1 · price: Average based on sales prices ranging from $360.35 to $362.13.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 2,124 shares of Common Stock and 2,374 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 22, 2018 Filed Mar 23, 2018 16:23 UTC SaleCommon Stock, par value $0.01 per share 3,000 $361.61 $1,084,830.00
Disclosure

SEC source: 0001057352-18-000043 · wf-form4_152183658000081.xml · nonDerivative · entry 1

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 289,729

F1 · price: Average based on sales prices ranging from $360.10 to $362.77.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 287,457 shares of Common Stock and 2,272 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2018 Filed Mar 13, 2018 20:35 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 2,913 $361.22 $1,052,233.86
Disclosure

SEC source: 0001057352-18-000037 · wf-form4_152097330657645.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,678

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 75,224 shares of Common Stock and 72,454 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2018 Filed Mar 13, 2018 20:37 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 738 $361.22 $266,580.36
Disclosure

SEC source: 0001057352-18-000041 · wf-form4_152097344475447.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,952

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 6,137 shares of Common Stock and 21,815 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 11, 2018 Filed Mar 13, 2018 20:36 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 660 $361.22 $238,405.20
Disclosure

SEC source: 0001057352-18-000039 · wf-form4_152097337700068.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,924

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 11,077 shares of Common Stock and 16,847 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 07, 2018 Filed Mar 9, 2018 21:24 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionOption to Acquire Common Stock · Derivative 12,100 $0.00 Strike: $102.16 $0.00
Disclosure

SEC source: 0001057352-18-000035 · wf-form4_152063064412029.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 · 12,100 shares

Expires 2023-03-10

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 three equal installments on March 11, 2014, March 11, 2015, and March 11, 2016.

Read SEC document
March 07, 2018 Filed Mar 9, 2018 21:24 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
SaleCommon Stock, par value $0.01 per share 12,100 $356.09 $4,308,689.00
Disclosure

SEC source: 0001057352-18-000035 · wf-form4_152063064412029.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,584

F2 · price: Average based on sales prices ranging from $356 to $356.80.

F3 · balance_after: Represents all shares of Common Stock owned, consisting of 10,370 shares of Common Stock and 18,214 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 07, 2018 Filed Mar 9, 2018 21:24 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Exercise / conversionCommon Stock, par value $0.01 per share 12,100 $102.16 $1,236,136.00
Disclosure

SEC source: 0001057352-18-000035 · wf-form4_152063064412029.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,684

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 22,470 shares of Common Stock and 18,214 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 22:01 UTC
FLORANCE ANDREW CDirector · President and CEO
Tax withholdingCommon Stock, par value $0.01 per share 8,605 $348.28 $2,996,949.40
Disclosure

SEC source: 0001057352-18-000027 · wf-form4_152037365870501.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,591

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 72,104 shares of Common Stock and 78,487 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 22:05 UTC
Wheeler Scott TChief Financial Officer
SaleCommon Stock, par value $0.01 per share 1,250 $353.69 $442,112.50
Disclosure

SEC source: 0001057352-18-000033 · wf-form4_152037390405018.xml · nonDerivative · entry 1

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,762

F1 · price: Average based on sales prices ranging from $353.50 to $353.70.

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 2,016 shares of Common Stock and 27,746 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 22:04 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
Tax withholdingCommon Stock, par value $0.01 per share 1,889 $348.28 $657,900.92
Disclosure

SEC source: 0001057352-18-000031 · wf-form4_152037383349301.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,584

F1 · balance_after: Represents all shares of Common Stock owned, consisting of 10,370 shares of Common Stock and 18,214 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 05, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
Tax withholdingCommon Stock, par value $0.01 per share 1,581 $348.28 $550,630.68
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · nonDerivative · entry 5

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,690

F7 · balance_after: Represents all shares of Common Stock owned, consisting of 5,375 shares of Common Stock and 23,315 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionOption to Acquire Common Stock · Derivative 3,000 $0.00 Strike: $182.75 $0.00
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · derivative · entry 7

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,000

Underlying: Common Stock · 3,000 shares

Expires 2026-03-10

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.

F9 · derivative.exercise_date: The option vests in three equal installments on March 11, 2017, March 11, 2018 and March 11, 2019.

Read SEC document
March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionOption to Acquire Common Stock · Derivative 3,768 $0.00 Strike: $193.69 $0.00
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · derivative · entry 6

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,400

Underlying: Common Stock · 3,768 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.

F8 · derivative.exercise_date: The option vests in three equal installments on March 5, 2016, March 5, 2017 and March 5, 2018.

Read SEC document
March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
SaleCommon Stock, par value $0.01 per share 1,153 $348.45 $401,762.85
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · nonDerivative · entry 4

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,271

F5 · price: Average based on sales prices ranging from $347.84 to $349.24.

F6 · balance_after: Represents all shares of Common Stock owned, consisting of 2,882 shares of Common Stock and 27,389 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
SaleCommon Stock, par value $0.01 per share 6,768 $348.19 $2,356,549.92
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · nonDerivative · entry 3

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,424

F3 · price: Average based on sales prices ranging from $347.47 to $349.24.

F4 · balance_after: Represents all shares of Common Stock owned, consisting of 4,035 shares of Common Stock and 27,389 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionCommon Stock, par value $0.01 per share 3,000 $182.75 $548,250.00
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · nonDerivative · entry 2

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,192

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 10,803 shares of Common Stock and 27,389 shares of Common Stock subject to unvested Restricted Stock grants.

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March 02, 2018 Filed Mar 6, 2018 22:02 UTC
Linnington MatthewExecutive VP, Sales
Exercise / conversionCommon Stock, par value $0.01 per share 3,768 $193.69 $729,823.92
Disclosure

SEC source: 0001057352-18-000029 · wf-form4_152037375694404.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,192

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 7,803 shares of Common Stock and 27,389 shares of Common Stock subject to unvested Restricted Stock grants.

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February 28, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
GrantOption to Acquire Common Stock · Derivative 31,000 $0.00 Strike: $342.13 $0.00
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · derivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,000

Underlying: Common Stock · 31,000 shares

Expires 2028-02-27

F9 · derivative.exercise_date: The option vests in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021.

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February 28, 2018 Filed Mar 1, 2018 21:26 UTC
FLORANCE ANDREW CDirector · President and CEO
GrantCommon Stock, par value $0.01 per share 25,300 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000015 · wf-form4_151993956090539.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 159,196

F5 · shares: Includes a grant of 15,700 shares of restricted common stock that vest in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021, and a grant of 9,600 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 62,889 shares of Common Stock and 96,307 shares of Common Stock subject to unvested Restricted Stock grants.

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February 28, 2018 Filed Mar 1, 2018 16:28 UTC GiftCommon Stock, par value $0.01 per share 10,000 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000017 · wf-form4_151993970706040.xml · nonDerivative · entry 2

KLEIN MICHAEL R · CIK 0001066062 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 292,729

F2 · balance_after: Represents all shares of Common Stock owned, consisting of 290,457 shares of Common Stock and 2,272 shares of Common Stock subject to unvested Restricted Stock grants.

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February 28, 2018 Filed Mar 1, 2018 21:39 UTC
Ruggles LisaSenior VP, Global Research
GrantOption to Acquire Common Stock · Derivative 6,500 $0.00 Strike: $342.13 $0.00
Disclosure

SEC source: 0001057352-18-000025 · wf-form4_151994024175772.xml · derivative · entry 2

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,500

Underlying: Common Stock · 6,500 shares

Expires 2028-02-27

F3 · derivative.exercise_date: The option vests in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021.

Read SEC document
February 28, 2018 Filed Mar 1, 2018 21:39 UTC
Ruggles LisaSenior VP, Global Research
GrantCommon Stock, par value $0.01 per share 5,460 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000025 · wf-form4_151994024175772.xml · nonDerivative · entry 1

Ruggles Lisa · CIK 0001717178 · Senior VP, Global Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,805

F1 · shares: Includes a grant of 3,300 shares of restricted common stock that vest in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021, and a grant of 2,160 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 405 shares of Common Stock and 10,400 shares of Common Stock subject to unvested Restricted Stock grants.

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February 28, 2018 Filed Mar 1, 2018 21:35 UTC
Wheeler Scott TChief Financial Officer
GrantOption to Acquire Common Stock · Derivative 10,800 $0.00 Strike: $342.13 $0.00
Disclosure

SEC source: 0001057352-18-000023 · wf-form4_151994009362907.xml · derivative · entry 2

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,800

Underlying: Common Stock · 10,800 shares

Expires 2028-02-27

F3 · derivative.exercise_date: The option vests in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021.

Read SEC document
February 28, 2018 Filed Mar 1, 2018 21:35 UTC
Wheeler Scott TChief Financial Officer
GrantCommon Stock, par value $0.01 per share 8,860 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000023 · wf-form4_151994009362907.xml · nonDerivative · entry 1

Wheeler Scott T · CIK 0001661073 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,012

F1 · shares: Includes a grant of 5,500 shares of restricted common stock that vest in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021, and a grant of 3,360 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 3,266 shares of Common Stock and 27,746 shares of Common Stock subject to unvested Restricted Stock grants.

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February 28, 2018 Filed Mar 1, 2018 21:33 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
GrantOption to Acquire Common Stock · Derivative 6,500 $0.00 Strike: $342.13 $0.00
Disclosure

SEC source: 0001057352-18-000021 · wf-form4_151994000313488.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,500

Underlying: Common Stock · 6,500 shares

Expires 2028-02-27

F3 · derivative.exercise_date: The option vests in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021.

Read SEC document
February 28, 2018 Filed Mar 1, 2018 21:33 UTC
CARCHEDI FRANCISExecutive VP, Corp. Dev.
GrantCommon Stock, par value $0.01 per share 5,460 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000021 · wf-form4_151994000313488.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,473

F1 · shares: Includes a grant of 3,300 shares of restricted common stock that vest in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021, and a grant of 2,160 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 7,472 shares of Common Stock and 23,001 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document
February 28, 2018 Filed Mar 1, 2018 21:32 UTC
Linnington MatthewExecutive VP, Sales
GrantOption to Acquire Common Stock · Derivative 6,000 $0.00 Strike: $342.13 $0.00
Disclosure

SEC source: 0001057352-18-000019 · wf-form4_151993981252035.xml · derivative · entry 2

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,000

Underlying: Common Stock · 6,000 shares

Expires 2028-02-27

F3 · derivative.exercise_date: The option vests in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021.

Read SEC document
February 28, 2018 Filed Mar 1, 2018 21:32 UTC
Linnington MatthewExecutive VP, Sales
GrantCommon Stock, par value $0.01 per share 5,020 $0.00 $0.00
Disclosure

SEC source: 0001057352-18-000019 · wf-form4_151993981252035.xml · nonDerivative · entry 1

Linnington Matthew · CIK 0001609822 · Executive VP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,424

F1 · shares: Includes a grant of 3,100 shares of restricted common stock that vest in three equal installments on February 28, 2019, February 29, 2020 and February 28, 2021, and a grant of 1,920 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 4,035 shares of Common Stock and 27,389 shares of Common Stock subject to unvested Restricted Stock grants.

Read SEC document

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