Historical shareholding details of American Century Companies Inc holdings in Clean Harbors, Inc. (CLH)

Monthly changes of American Century Companies Inc shareholding in Clean Harbors, Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	American Century Companies Inc	355,218	0.66%

Sep 30, 2024	American Century Companies Inc	333,610	0.62%

Jun 30, 2024	American Century Companies Inc	342,917	0.64%

Mar 31, 2024	American Century Companies Inc	313,089	0.58%

Dec 31, 2023	American Century Companies Inc	313,767	0.58%

Sep 30, 2023	American Century Companies Inc	316,911	0.59%

Jun 30, 2023	American Century Companies Inc	381,715	0.70%

Mar 31, 2023	American Century Companies Inc	518,344	0.96%