| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Jan 07, 2024 | Option Exercise | $9.00 | 14,207 | 127,863 | 1,201,638 | Jan 09, 2024, 04:30 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Nov 04, 2023 | Option Exercise | $7.27 | 12,656 | 92,009 | 1,215,845 | Nov 07, 2023, 04:30 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Oct 07, 2023 | Option Exercise | $7.20 | 20,016 | 144,115 | 1,228,501 | Oct 10, 2023, 05:00 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Aug 04, 2023 | Option Exercise | $11.31 | 12,657 | 143,151 | 1,248,517 | Aug 08, 2023, 04:30 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Jul 07, 2023 | Option Exercise | $10.67 | 20,016 | 213,571 | 1,261,174 | Jul 11, 2023, 04:30 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | May 04, 2023 | Option Exercise | $9.90 | 53,587 | 530,511 | 1,281,190 | May 08, 2023, 04:15 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Apr 07, 2023 | Option Exercise | $10.47 | 15,616 | 163,500 | 1,334,777 | Apr 11, 2023, 04:15 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Jan 07, 2023 | Option Exercise | $10.41 | 14,026 | 146,011 | 981,971 | Jan 10, 2023, 04:15 PM | |
| DH | Definitive Healthcare Corp. | Musslewhite Robert W | Chief Executive Officer | Oct 07, 2022 | Option Exercise | $14.82 | 70,658 | 1,047,152 | 995,997 | Oct 12, 2022, 04:15 PM | |
| CSGP | COSTAR GROUP, INC. | Musslewhite Robert W | Director | Sep 15, 2021 | Option Exercise | $88.95 | 2,811 | 250,038 | 4,951 | Sep 17, 2021, 04:26 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2017 | Option Exercise | $47.50 | 2,839 | 134,853 | 259,748 | Nov 21, 2017, 04:59 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 11, 2017 | Option Exercise | $47.60 | 3,486 | 165,934 | 264,965 | Nov 21, 2017, 04:59 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 18, 2017 | Option Exercise | $46.95 | 4,354 | 204,420 | 270,489 | Apr 20, 2017, 04:55 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2017 | Option Exercise | $47.50 | 38,429 | 1,825,378 | 261,866 | Apr 12, 2017, 09:33 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2017 | Option Exercise | $37.68 | 48,708 | 1,835,122 | 297,719 | Apr 12, 2017, 09:33 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2017 | Sale | $47.48 | 11,000 | 522,251 | 263,446 | Apr 12, 2017, 09:33 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 11, 2017 | Option Exercise | $47.50 | 2,425 | 115,188 | 266,289 | Apr 12, 2017, 09:33 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 13, 2017 | Sale | $47.24 | 5,500 | 259,820 | 255,311 | Feb 15, 2017, 05:06 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 13, 2017 | Option Exercise | $16.58 | 5,500 | 91,190 | 260,811 | Feb 15, 2017, 05:06 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 09, 2017 | Option Exercise | $16.58 | 5,500 | 91,190 | 260,811 | Jan 11, 2017, 05:02 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 09, 2017 | Sale | $35.76 | 5,500 | 196,680 | 255,311 | Jan 11, 2017, 05:02 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 12, 2016 | Option Exercise | $16.58 | 5,500 | 91,190 | 259,084 | Dec 14, 2016, 07:24 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 12, 2016 | Sale | $33.87 | 5,500 | 186,298 | 255,311 | Dec 14, 2016, 07:24 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 14, 2016 | Option Exercise | $16.58 | 5,500 | 91,190 | 260,811 | Nov 16, 2016, 12:57 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 14, 2016 | Sale | $32.88 | 5,500 | 180,840 | 255,311 | Nov 16, 2016, 12:57 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 10, 2016 | Option Exercise | $16.58 | 5,500 | 91,190 | 260,811 | Oct 12, 2016, 05:04 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 10, 2016 | Sale | $43.89 | 5,500 | 241,395 | 255,311 | Oct 12, 2016, 05:04 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 12, 2016 | Option Exercise | $16.58 | 5,500 | 91,190 | 260,811 | Sep 14, 2016, 04:41 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 12, 2016 | Sale | $43.09 | 5,500 | 236,995 | 255,311 | Sep 14, 2016, 04:41 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 10, 2016 | Option Exercise | $33.57 | 3,704 | 124,343 | 255,311 | May 12, 2016, 05:00 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 17, 2016 | Option Exercise | $33.05 | 4,530 | 149,716 | 247,539 | Apr 19, 2016, 04:43 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 18, 2016 | Option Exercise | $32.37 | 4,354 | 140,939 | 251,739 | Apr 19, 2016, 04:43 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 11, 2016 | Option Exercise | $31.48 | 3,486 | 109,739 | 243,171 | Apr 12, 2016, 03:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Mar 01, 2016 | Option Exercise | $9.26 | 120,000 | 1,111,200 | 239,809 | Mar 01, 2016, 03:22 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 26, 2016 | Option Exercise | $24.23 | 44,220 | 1,071,451 | 119,809 | Mar 01, 2016, 03:22 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 02, 2015 | Buy | $48.29 | 5,170 | 249,659 | 75,589 | Sep 03, 2015, 12:54 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Aug 07, 2015 | Buy | $46.85 | 848,000 | 39,728,799 | 70,419 | Aug 11, 2015, 04:40 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 11, 2015 | Option Exercise | $48.28 | 3,490 | 168,497 | 68,299 | May 13, 2015, 05:13 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 18, 2015 | Option Exercise | $52.31 | 4,359 | 228,019 | 64,941 | Apr 21, 2015, 08:54 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 17, 2015 | Option Exercise | $52.31 | 3,376 | 176,599 | 60,746 | Apr 21, 2015, 07:43 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 15, 2015 | Option Exercise | $54.00 | 3,937 | 212,598 | 55,224 | Apr 17, 2015, 04:23 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 19, 2014 | Option Exercise | $50.46 | 4,359 | 219,955 | 48,327 | May 20, 2014, 03:55 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 28, 2014 | Option Exercise | $57.58 | 5,605 | 322,736 | 44,132 | Apr 29, 2014, 04:46 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 17, 2014 | Option Exercise | $60.46 | 4,534 | 274,126 | 38,737 | Apr 21, 2014, 05:44 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 15, 2014 | Option Exercise | $59.72 | 5,520 | 329,654 | 34,373 | Apr 17, 2014, 04:39 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Mar 20, 2014 | Option Exercise | $22.38 | 10,000 | 223,800 | 39,059 | Mar 24, 2014, 01:39 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Mar 20, 2014 | Sale | $69.05 | 10,000 | 690,471 | 36,182 | Mar 24, 2014, 01:39 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 20, 2014 | Option Exercise | $22.38 | 10,000 | 223,800 | 39,059 | Feb 24, 2014, 04:59 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 20, 2014 | Sale | $63.97 | 10,000 | 639,694 | 29,659 | Feb 24, 2014, 04:59 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 21, 2014 | Option Exercise | $22.38 | 10,000 | 223,800 | 40,806 | Jan 23, 2014, 10:33 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 21, 2014 | Sale | $61.79 | 10,000 | 617,900 | 30,806 | Jan 23, 2014, 10:33 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 20, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 40,806 | Dec 20, 2013, 05:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 20, 2013 | Sale | $62.23 | 10,000 | 622,253 | 33,588 | Dec 20, 2013, 05:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 20, 2013 | Sale | $60.70 | 23,204 | 1,408,531 | 30,906 | Nov 22, 2013, 01:43 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 20, 2013 | Option Exercise | $22.38 | 23,204 | 519,306 | 54,010 | Nov 22, 2013, 01:43 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 21, 2013 | Option Exercise | $22.38 | 23,205 | 519,328 | 56,897 | Oct 23, 2013, 09:49 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 21, 2013 | Sale | $67.88 | 23,205 | 1,575,139 | 36,297 | Oct 23, 2013, 09:49 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 20, 2013 | Option Exercise | $22.38 | 23,205 | 519,328 | 56,897 | Sep 24, 2013, 09:48 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 20, 2013 | Sale | $59.65 | 23,205 | 1,384,178 | 33,692 | Sep 24, 2013, 09:48 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Aug 20, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 43,692 | Aug 22, 2013, 04:21 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Aug 20, 2013 | Sale | $56.41 | 10,000 | 564,130 | 39,561 | Aug 22, 2013, 04:21 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jul 19, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 43,692 | Jul 23, 2013, 10:04 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jul 19, 2013 | Sale | $55.26 | 10,000 | 552,600 | 33,692 | Jul 23, 2013, 10:04 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jun 13, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 45,439 | Jun 17, 2013, 05:08 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jun 13, 2013 | Sale | $52.82 | 10,000 | 528,171 | 35,974 | Jun 17, 2013, 05:08 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 17, 2013 | Option Exercise | $49.96 | 4,534 | 226,519 | 35,439 | May 21, 2013, 05:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 20, 2013 | Option Exercise | $17.53 | 12,000 | 210,360 | 47,439 | May 21, 2013, 05:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 20, 2013 | Sale | $50.14 | 12,000 | 601,680 | 35,439 | May 21, 2013, 05:42 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 29, 2013 | Option Exercise | $47.15 | 5,605 | 264,276 | 31,075 | May 01, 2013, 05:20 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 15, 2013 | Option Exercise | $51.66 | 5,520 | 285,163 | 25,680 | Apr 17, 2013, 04:47 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2013 | Option Exercise | $17.53 | 12,000 | 210,360 | 32,366 | Apr 12, 2013, 08:43 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 10, 2013 | Sale | $51.70 | 12,000 | 620,429 | 29,666 | Apr 12, 2013, 08:43 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Mar 20, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 30,366 | Mar 22, 2013, 08:16 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Mar 20, 2013 | Sale | $49.76 | 10,000 | 497,600 | 20,366 | Mar 22, 2013, 08:16 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 20, 2013 | Sale | $50.18 | 10,000 | 501,800 | 20,366 | Feb 22, 2013, 11:20 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Feb 20, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 30,366 | Feb 22, 2013, 11:20 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 22, 2013 | Option Exercise | $22.38 | 10,000 | 223,800 | 30,366 | Jan 24, 2013, 07:49 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jan 22, 2013 | Sale | $52.57 | 10,000 | 525,700 | 20,366 | Jan 24, 2013, 07:49 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 20, 2012 | Option Exercise | $22.38 | 10,000 | 223,800 | 30,366 | Dec 20, 2012, 03:35 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Dec 20, 2012 | Sale | $49.16 | 10,000 | 491,600 | 20,566 | Dec 20, 2012, 03:35 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 20, 2012 | Option Exercise | $21.99 | 10,000 | 219,937 | 38,633 | Nov 21, 2012, 02:10 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Nov 20, 2012 | Sale | $43.38 | 10,000 | 433,800 | 28,633 | Nov 21, 2012, 02:10 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 22, 2012 | Option Exercise | $16.58 | 10,000 | 165,800 | 39,170 | Oct 24, 2012, 04:50 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Oct 22, 2012 | Sale | $46.02 | 10,000 | 460,200 | 29,170 | Oct 24, 2012, 04:50 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 20, 2012 | Sale | $46.90 | 10,000 | 469,000 | 29,170 | Sep 21, 2012, 03:23 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Sep 20, 2012 | Option Exercise | $16.58 | 10,000 | 165,800 | 39,170 | Sep 21, 2012, 03:23 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Aug 20, 2012 | Option Exercise | $16.58 | 10,000 | 165,800 | 39,170 | Aug 22, 2012, 02:37 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Aug 20, 2012 | Sale | $40.39 | 10,000 | 403,880 | 30,170 | Aug 22, 2012, 02:37 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jul 20, 2012 | Option Exercise | $16.84 | 10,000 | 168,360 | 39,170 | Jul 24, 2012, 04:53 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jul 20, 2012 | Sale | $46.92 | 10,000 | 469,164 | 33,870 | Jul 24, 2012, 04:53 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jun 20, 2012 | Option Exercise | $9.26 | 10,000 | 92,600 | 39,482 | Jun 22, 2012, 05:01 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Jun 20, 2012 | Sale | $49.61 | 10,000 | 496,100 | 29,482 | Jun 22, 2012, 05:01 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 21, 2012 | Sale | $94.30 | 5,000 | 471,476 | 14,941 | May 23, 2012, 09:29 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 21, 2012 | Option Exercise | $18.52 | 5,000 | 92,600 | 19,741 | May 23, 2012, 09:29 AM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 14, 2012 | Sale | $93.02 | 5,000 | 465,100 | 11,610 | May 16, 2012, 05:25 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 15, 2012 | Option Exercise | $94.14 | 2,286 | 215,204 | 14,741 | May 16, 2012, 05:25 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | May 14, 2012 | Option Exercise | $44.76 | 5,000 | 223,800 | 16,610 | May 16, 2012, 05:25 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 27, 2012 | Option Exercise | $91.48 | 2,321 | 212,325 | 11,610 | May 01, 2012, 04:59 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 20, 2012 | Option Exercise | $18.52 | 5,000 | 92,600 | 13,431 | Apr 23, 2012, 05:12 PM | |
| ABCO | ADVISORY BOARD CO | Musslewhite Robert W | Chief Executive Officer | Apr 20, 2012 | Sale | $89.72 | 5,000 | 448,610 | 8,621 | Apr 23, 2012, 05:12 PM |
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