Stephen Mandel - Lone Pine Capital
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    36
Portfolio value:    $12,543,849,391
Holdings Activity Buys Sells    History
Holding/activity history for  Clean Harbors, Inc. (CLH)
← All CLH superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2026   Q1 1,754,950 4.01 Add 27.34% 0.86 $256.44–316.98 · VW $295.37i $503,196,814 SEC
2025   Q4 1,378,125 2.37 Buy 2.37 $201.34–268.22 · VW $243.16i $323,142,750 SEC
Price snapshot:
Current price$303.64
Avg. buy price$245.70
+/- since buy23.58%
52-week low$201.34
52-week high$316.98