Stephen Mandel - Lone Pine Capital
Period: Q1 2026
Portfolio date: 31 Mar 2026
No. of stocks: 36
Portfolio value: $12,543,849,391
Holding/activity history for Clean Harbors Inc. (CLH)
| Period |
Shares |
% of Portfolio |
Activity |
% Change to Portfolio |
Reported Price |
Value |
Filing |
| 2026 Q1 |
1,754,950 |
4.01 |
Add 27.34%
|
0.86 |
$286.73 |
$503,196,814 |
SEC |
| 2025 Q4 |
1,378,125 |
2.37 |
Buy
|
2.37 |
$234.48 |
$323,142,750 |
SEC |