ANDREW C FLORANCE Insider Trading $CSGP COSTAR GROUP, INC.
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General | Insider Transactions | Monthly Overview
Get the latest insider transactions of ANDREW C FLORANCE. ANDREW C FLORANCE is President and CEO in COSTAR GROUP INC ($CSGP) and Director in Walker & Dunlop, Inc. ($WD).
ANDREW C FLORANCE in COSTAR GROUP, INC.
Industry: SERVICES-BUSINESS SERVICES, NEC [7389]
Position of ANDREW C FLORANCE: President and CEO
Holdings: 76,085 shares
Current Value: $15,551,774
Latest Transaction: Mar 11 2021
$CSGP Market Capitalization: $6.63B
$CSGP Previous Close: $204.40
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD
Latest Insider Trading Transactions of ANDREW C FLORANCE in COSTAR GROUP, INC.
| 1 Week | 2 Weeks | 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | |
|---|---|---|---|---|---|---|---|
| No. of Purchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Purchases ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| No. of Sales | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Sales ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 11 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | S | 818.37 | 19,570 | 16,015,501 | 76,085 | 95.7 K to 76.1 K (-20.46 %) |
| Mar 02 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 823.76 | 5,522 | 4,548,803 | 95,655 | 101.2 K to 95.7 K (-5.46 %) |
| Mar 02 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | D | 0.00 | 799 | 0 | 101,177 | 102 K to 101.2 K (-0.78 %) |
| Feb 19 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 919.83 | 8,000 | 7,358,640 | 8,000 | |
| Feb 19 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 18,160 | 0 | 101,976 | 83.8 K to 102 K (+21.67 %) |
| Feb 17 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 939.76 | 3,305 | 3,105,907 | 83,816 | 87.1 K to 83.8 K (-3.79 %) |
| Jan 04 2021 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 20,000 | 0 | 87,121 | 107.1 K to 87.1 K (-18.67 %) |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 193.69 | 15,584 | 3,018,465 | 0 | |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 193.69 | 15,584 | 3,018,465 | 15,584 | |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | S | 851.66 | 15,584 | 13,272,269 | 107,121 | 122.7 K to 107.1 K (-12.70 %) |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Buy | M | 193.69 | 15,584 | 3,018,465 | 122,705 | 107.1 K to 122.7 K (+14.55 %) |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | S | 848.16 | 15,584 | 13,217,725 | 107,121 | 122.7 K to 107.1 K (-12.70 %) |
| Aug 28 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Buy | M | 193.69 | 15,584 | 3,018,465 | 122,705 | 107.1 K to 122.7 K (+14.55 %) |
| Apr 02 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 599.99 | 3,026 | 1,815,570 | 107,121 | 110.1 K to 107.1 K (-2.75 %) |
| Mar 03 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 201.04 | 33,600 | 6,754,944 | 0 | |
| Mar 03 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | S | 663.90 | 33,600 | 22,307,040 | 110,147 | 143.7 K to 110.1 K (-23.37 %) |
| Mar 03 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Buy | M | 201.04 | 33,600 | 6,754,944 | 143,747 | 110.1 K to 143.7 K (+30.50 %) |
| Mar 03 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 667.59 | 5,447 | 3,636,363 | 110,147 | 115.6 K to 110.1 K (-4.71 %) |
| Mar 03 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 667.59 | 2,527 | 1,687,000 | 115,594 | 118.1 K to 115.6 K (-2.14 %) |
| Feb 19 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 731.37 | 2,276 | 1,664,598 | 118,121 | 120.4 K to 118.1 K (-1.89 %) |
| Feb 10 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 666.52 | 16,200 | 10,797,624 | 16,200 | |
| Feb 10 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 22,520 | 0 | 120,397 | 97.9 K to 120.4 K (+23.01 %) |
| Jan 02 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 182.75 | 547 | 99,964 | 36,053 | |
| Jan 02 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 193.69 | 1,032 | 199,888 | 31,168 | |
| Jan 02 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Buy | M | 182.75 | 547 | 99,964 | 97,877 | 97.3 K to 97.9 K (+0.56 %) |
| Jan 02 2020 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Buy | M | 193.69 | 1,032 | 199,888 | 97,330 | 96.3 K to 97.3 K (+1.07 %) |
| Jul 30 2019 | CSGP | COSTAR GROUP, INC. | FLORANCE ANDREW C | President and CEO | Sell | S | 628.64 | 24,210 | 15,219,374 | 96,298 | 120.5 K to 96.3 K (-20.09 %) |
| Mar 19 2019 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 2,426 | 0 | 123,534 | 121.1 K to 123.5 K (+2.00 %) |
| Mar 12 2019 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 459.98 | 8,245 | 3,792,535 | 121,108 | 129.4 K to 121.1 K (-6.37 %) |
| Feb 11 2019 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 398.15 | 22,200 | 8,838,930 | 22,200 | |
| Feb 11 2019 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 31,720 | 0 | 131,551 | 99.8 K to 131.6 K (+31.77 %) |
| Sep 24 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 20,000 | 0 | 99,831 | 119.8 K to 99.8 K (-16.69 %) |
| Apr 30 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 369.05 | 5,839 | 2,154,883 | 119,831 | 125.7 K to 119.8 K (-4.65 %) |
| Apr 30 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 371.15 | 11,200 | 4,156,880 | 125,670 | 136.9 K to 125.7 K (-8.18 %) |
| Apr 30 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 372.34 | 7,782 | 2,897,550 | 136,870 | 144.7 K to 136.9 K (-5.38 %) |
| Mar 13 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 361.22 | 2,913 | 1,052,234 | 147,678 | 150.6 K to 147.7 K (-1.93 %) |
| Mar 06 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 348.28 | 8,605 | 2,996,949 | 150,591 | 159.2 K to 150.6 K (-5.41 %) |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 342.13 | 31,000 | 10,606,030 | 31,000 | |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 58.95 | 40,004 | 2,358,236 | 0 | |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 57.16 | 40,051 | 2,289,315 | 0 | |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 25,300 | 0 | 159,196 | 133.9 K to 159.2 K (+18.90 %) |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 347.10 | 80,055 | 27,787,091 | 133,896 | 214 K to 133.9 K (-37.42 %) |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 58.95 | 40,004 | 2,358,236 | 213,951 | 173.9 K to 214 K (+23.00 %) |
| Mar 01 2018 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 57.16 | 40,051 | 2,289,315 | 173,947 | 133.9 K to 173.9 K (+29.91 %) |
| Sep 12 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 11 | 0 | 133,896 | 133.9 K to 133.9 K (+0.01 %) |
| Sep 12 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 15,000 | 0 | 133,885 | 148.9 K to 133.9 K (-10.07 %) |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 42.29 | 21,768 | 920,569 | 0 | |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 42.29 | 21,768 | 920,569 | 21,768 | |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 244.19 | 21,768 | 5,315,528 | 148,885 | 170.7 K to 148.9 K (-12.76 %) |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 42.29 | 21,768 | 920,569 | 170,653 | 148.9 K to 170.7 K (+14.62 %) |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 244.73 | 21,768 | 5,327,283 | 148,885 | 170.7 K to 148.9 K (-12.76 %) |
| May 03 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 42.29 | 21,768 | 920,569 | 170,653 | 148.9 K to 170.7 K (+14.62 %) |
| Mar 14 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 205.18 | 3,069 | 629,697 | 148,885 | 152 K to 148.9 K (-2.02 %) |
| Mar 07 2017 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 206.13 | 3,205 | 660,647 | 151,954 | 155.2 K to 152 K (-2.07 %) |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 102.16 | 978 | 99,912 | 55,322 | |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 58.95 | 1,696 | 99,979 | 40,004 | |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 57.16 | 499 | 28,523 | 40,051 | |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 102.16 | 978 | 99,912 | 159,422 | 158.4 K to 159.4 K (+0.62 %) |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 58.95 | 1,696 | 99,979 | 158,444 | 156.7 K to 158.4 K (+1.08 %) |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 57.16 | 499 | 28,523 | 156,748 | 156.2 K to 156.7 K (+0.32 %) |
| Dec 29 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 8,400 | 0 | 156,249 | 164.6 K to 156.2 K (-5.10 %) |
| Mar 15 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 182.75 | 36,600 | 6,688,650 | 36,600 | |
| Mar 15 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 182.75 | 5,769 | 1,054,285 | 164,580 | 170.3 K to 164.6 K (-3.39 %) |
| Mar 15 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 29,140 | 0 | 170,349 | 141.2 K to 170.3 K (+20.64 %) |
| Mar 08 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 183.25 | 3,121 | 571,923 | 141,209 | 144.3 K to 141.2 K (-2.16 %) |
| Mar 01 2016 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 179.24 | 1,883 | 337,509 | 144,330 | 146.2 K to 144.3 K (-1.29 %) |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 57.16 | 1,250 | 71,450 | 40,550 | |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 42.29 | 2,364 | 99,974 | 43,536 | |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 43.99 | 4,546 | 199,979 | 0 | |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 51.92 | 1,926 | 99,998 | 0 | |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 57.16 | 1,250 | 71,450 | 146,213 | 145 K to 146.2 K (+0.86 %) |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 42.29 | 2,364 | 99,974 | 144,963 | 142.6 K to 145 K (+1.66 %) |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 43.99 | 4,546 | 199,979 | 142,599 | 138.1 K to 142.6 K (+3.29 %) |
| Dec 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 51.92 | 1,926 | 99,998 | 138,053 | 136.1 K to 138.1 K (+1.41 %) |
| Nov 12 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 205.10 | 17,612 | 3,612,221 | 136,127 | 153.7 K to 136.1 K (-11.46 %) |
| Nov 12 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 6,015 | 0 | 153,739 | 159.8 K to 153.7 K (-3.77 %) |
| Mar 13 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 191.03 | 5,700 | 1,088,871 | 159,754 | 165.5 K to 159.8 K (-3.45 %) |
| Mar 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 193.69 | 32,200 | 6,236,818 | 32,200 | |
| Mar 09 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 30,420 | 0 | 165,454 | 135 K to 165.5 K (+22.53 %) |
| Mar 03 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 197.90 | 33,187 | 6,567,707 | 135,034 | 168.2 K to 135 K (-19.73 %) |
| Mar 03 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 199.16 | 2,612 | 520,206 | 168,221 | 170.8 K to 168.2 K (-1.53 %) |
| Feb 24 2015 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 191.24 | 4,243 | 811,431 | 170,833 | 175.1 K to 170.8 K (-2.42 %) |
| Aug 11 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 18.06 | 9,883 | 178,487 | 0 | |
| Aug 11 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 44.66 | 9,883 | 441,375 | 222,477 | 232.4 K to 222.5 K (-4.25 %) |
| Aug 11 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 18.06 | 9,883 | 178,487 | 232,360 | 222.5 K to 232.4 K (+4.44 %) |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 18.06 | 3,855 | 69,621 | 9,883 | |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 18.06 | 8,725 | 157,574 | 13,738 | |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 44.08 | 3,855 | 169,928 | 222,477 | 226.3 K to 222.5 K (-1.70 %) |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 18.06 | 3,855 | 69,621 | 226,332 | 222.5 K to 226.3 K (+1.73 %) |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 44.35 | 8,725 | 386,954 | 222,477 | 231.2 K to 222.5 K (-3.77 %) |
| Aug 06 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 18.06 | 8,725 | 157,574 | 231,202 | 222.5 K to 231.2 K (+3.92 %) |
| Jun 01 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 40.77 | 233 | 9,499 | 222,477 | 222.7 K to 222.5 K (-0.10 %) |
| Apr 29 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 44.71 | 1,103 | 49,315 | 222,710 | 223.8 K to 222.7 K (-0.49 %) |
| Apr 20 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 45.19 | 716 | 32,356 | 223,813 | 224.5 K to 223.8 K (-0.32 %) |
| Mar 16 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 42.29 | 45,900 | 1,941,111 | 45,900 | |
| Mar 16 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 20,600 | 0 | 224,529 | 203.9 K to 224.5 K (+10.10 %) |
| Mar 04 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 39.96 | 2,492 | 99,580 | 203,929 | 206.4 K to 203.9 K (-1.21 %) |
| Mar 02 2010 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 39.35 | 1,900 | 74,765 | 206,421 | 208.3 K to 206.4 K (-0.91 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 18.06 | 22,000 | 397,320 | 22,463 | |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 24.88 | 12,940 | 321,883 | 0 | |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 39.34 | 3,600 | 141,624 | 208,321 | 211.9 K to 208.3 K (-1.70 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 39.76 | 8,000 | 318,080 | 211,921 | 219.9 K to 211.9 K (-3.64 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 40.56 | 22,000 | 892,320 | 219,921 | 241.9 K to 219.9 K (-9.09 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 18.06 | 22,000 | 397,320 | 241,921 | 219.9 K to 241.9 K (+10.00 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 41.03 | 12,940 | 530,928 | 219,921 | 232.9 K to 219.9 K (-5.56 %) |
| Oct 29 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 24.88 | 12,940 | 321,883 | 232,861 | 219.9 K to 232.9 K (+5.88 %) |
| Jun 01 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 35.92 | 222 | 7,974 | 219,921 | 220.1 K to 219.9 K (-0.10 %) |
| Apr 28 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 35.81 | 1,055 | 37,780 | 220,143 | 221.2 K to 220.1 K (-0.48 %) |
| Apr 21 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 33.81 | 685 | 23,160 | 221,198 | 221.9 K to 221.2 K (-0.31 %) |
| Mar 11 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 25.66 | 1,331 | 34,153 | 221,883 | 223.2 K to 221.9 K (-0.60 %) |
| Mar 04 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 25.00 | 58,400 | 1,460,000 | 58,400 | |
| Mar 04 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 21,400 | 0 | 223,214 | 201.8 K to 223.2 K (+10.60 %) |
| Mar 03 2009 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 25.50 | 1,852 | 47,226 | 201,814 | 203.7 K to 201.8 K (-0.91 %) |
| Sep 04 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 4,000 | 0 | 203,666 | 207.7 K to 203.7 K (-1.93 %) |
| May 29 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 2,000 | 0 | 207,666 | 205.7 K to 207.7 K (+0.97 %) |
| May 07 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 30.00 | 25,447 | 763,410 | 0 | |
| May 07 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 52.21 | 25,447 | 1,328,588 | 205,666 | 231.1 K to 205.7 K (-11.01 %) |
| May 07 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 30.00 | 25,447 | 763,410 | 231,113 | 205.7 K to 231.1 K (+12.37 %) |
| Apr 29 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 49.27 | 1,109 | 54,640 | 205,666 | 206.8 K to 205.7 K (-0.54 %) |
| Apr 21 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 45.39 | 720 | 32,681 | 206,775 | 207.5 K to 206.8 K (-0.35 %) |
| Mar 11 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 39.76 | 1,398 | 55,584 | 207,456 | 208.9 K to 207.5 K (-0.67 %) |
| Feb 29 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 43.99 | 39,300 | 1,728,807 | 39,300 | |
| Feb 29 2008 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 15,800 | 0 | 208,854 | 193.1 K to 208.9 K (+8.18 %) |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 30.00 | 124,553 | 3,736,590 | 25,447 | |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 28.15 | 3,552 | 99,989 | 46,448 | |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 56.28 | 29,983 | 1,687,443 | 193,054 | 223 K to 193.1 K (-13.44 %) |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 57.40 | 121,230 | 6,958,602 | 223,037 | 344.3 K to 223 K (-35.21 %) |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 30.00 | 124,553 | 3,736,590 | 344,267 | 219.7 K to 344.3 K (+56.69 %) |
| Oct 31 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 28.15 | 3,552 | 99,989 | 219,714 | 216.2 K to 219.7 K (+1.64 %) |
| May 01 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 49.12 | 1,401 | 68,817 | 216,162 | 217.6 K to 216.2 K (-0.64 %) |
| Apr 18 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 48.42 | 8,200 | 397,044 | 217,563 | 209.4 K to 217.6 K (+3.92 %) |
| Mar 13 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 44.46 | 1,767 | 78,561 | 209,363 | 211.1 K to 209.4 K (-0.84 %) |
| Mar 02 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 9.00 | 31,667 | 285,003 | 0 | |
| Mar 02 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 48.09 | 31,667 | 1,522,866 | 211,130 | 242.8 K to 211.1 K (-13.04 %) |
| Mar 02 2007 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 9.00 | 31,667 | 285,003 | 242,797 | 211.1 K to 242.8 K (+15.00 %) |
| Dec 14 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | A | 51.92 | 39,300 | 2,040,456 | 39,300 | |
| Dec 14 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 43,400 | 0 | 211,130 | 167.7 K to 211.1 K (+25.87 %) |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 20.30 | 4,926 | 99,998 | 45,074 | |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 18.06 | 5,537 | 99,998 | 44,463 | |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Option Exercise | M | 24.88 | 12,060 | 299,993 | 12,940 | |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 39.90 | 12,530 | 499,947 | 167,730 | 180.3 K to 167.7 K (-6.95 %) |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 20.30 | 4,926 | 99,998 | 180,260 | 175.3 K to 180.3 K (+2.81 %) |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 18.06 | 5,537 | 99,998 | 175,334 | 169.8 K to 175.3 K (+3.26 %) |
| Aug 23 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Buy | M | 24.88 | 12,060 | 299,993 | 169,797 | 157.7 K to 169.8 K (+7.65 %) |
| May 04 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 56.34 | 33,333 | 1,877,981 | 157,737 | 191.1 K to 157.7 K (-17.45 %) |
| May 01 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 12,625 | 0 | 191,070 | 178.4 K to 191.1 K (+7.08 %) |
| Mar 14 2006 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Payment of Exercise | F | 51.32 | 1,395 | 71,591 | 178,445 | 179.8 K to 178.4 K (-0.78 %) |
| Jun 28 2005 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Gift | G | 0.00 | 2,000 | 0 | 163,920 | 165.9 K to 163.9 K (-1.21 %) |
| Mar 14 2005 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Grant | A | 0.00 | 15,920 | 0 | 15,920 | 0 to 15.9 K |
| Aug 02 2004 | CSGP | COSTAR GROUP INC | FLORANCE ANDREW C | President and CEO | Sell | S | 41.30 | 9,978 | 412,116 | 165,920 | 175.9 K to 165.9 K (-5.67 %) |