SC 13G/A | 2019-02-04 | BlackRock Inc. | IDEXX LABORATORIES INC /DE | 6,549,022 | 7.6% | EDGAR |
SC 13G/A | 2018-02-14 | BAMCO INC /NY/ | IDEXX LABORATORIES INC /DE | 4,582,357 | 5.2% | EDGAR |
SC 13G | 2018-02-14 | Fundsmith LLP | IDEXX LABORATORIES INC /DE | 4,404,756 | 5.0% | EDGAR |
SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | IDEXX LABORATORIES INC /DE | 9,100,138 | 10.4% | EDGAR |
SC 13G/A | 2018-01-25 | BlackRock Inc. | IDEXX LABORATORIES INC /DE | 6,894,456 | 7.9% | EDGAR |
SC 13G/A | 2017-03-10 | VANGUARD GROUP INC | IDEXX LABORATORIES INC /DE | 8,828,778 | 10.0% | EDGAR |
SC 13G/A | 2017-02-14 | RUANE, CUNNIFF & GOLDFARB INC | IDEXX LABORATORIES INC /DE | 27,741 | 0.0% | EDGAR |
SC 13G/A | 2017-02-14 | BAMCO INC /NY/ | IDEXX LABORATORIES INC /DE | 5,542,862 | 6.2% | EDGAR |
SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | IDEXX LABORATORIES INC /DE | 7,170,109 | 8.0% | EDGAR |
SC 13G/A | 2017-02-07 | PRICE T ROWE ASSOCIATES INC /MD/ | IDEXX LABORATORIES INC /DE | 4,428,320 | 4.9% | EDGAR |
SC 13G/A | 2017-01-25 | BlackRock Inc. | IDEXX LABORATORIES INC /DE | 8,361,533 | 9.3% | EDGAR |
SC 13G/A | 2016-02-16 | RUANE, CUNNIFF & GOLDFARB INC | IDEXX LABORATORIES INC /DE | 8,027,368 | 8.8% | EDGAR |
SC 13G/A | 2016-02-16 | BAMCO INC /NY/ | IDEXX LABORATORIES INC /DE | 6,467,619 | 7.1% | EDGAR |
SC 13G/A | 2016-02-12 | BLAIR WILLIAM & CO/IL | IDEXX LABORATORIES INC /DE | 2,508,412 | 2.8% | EDGAR |
SC 13G/A | 2016-02-11 | PRICE T ROWE ASSOCIATES INC /MD/ | IDEXX LABORATORIES INC /DE | 8,226,897 | 9.0% | EDGAR |
SC 13G/A | 2016-02-11 | VANGUARD GROUP INC | IDEXX LABORATORIES INC /DE | 6,331,556 | 7.0% | EDGAR |
SC 13G/A | 2016-02-11 | VANGUARD GROUP INC | IDEXX LABORATORIES INC /DE | 6,331,556 | 7.0% | EDGAR |
SC 13G/A | 2016-01-26 | BlackRock Inc. | IDEXX LABORATORIES INC /DE | 6,560,868 | 7.2% | EDGAR |
SC 13G/A | 2015-07-02 | BLAIR WILLIAM & CO/IL | IDEXX LABORATORIES INC /DE | 2,801,826 | 5.9% | EDGAR |
SC 13G/A | 2015-02-17 | RUANE, CUNNIFF & GOLDFARB INC | IDEXX LABORATORIES INC /DE | 4,448,407 | 9.3% | EDGAR |