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CLH position history

The shares of Clean Harbors (CLH) that D1 Capital Partners L.P. reported in each quarter’s 13F.

Equity, COM

Shares held by quarter

New Add Reduce Exit

  1. 2025 Q1: 193,022 shares, $38M, 0.58% of portfolio, New
  2. 2025 Q2: 1,443,637 shares, $334M, 4.6% of portfolio, Add +647.9%
  3. 2025 Q3: 2,445,583 shares, $568M, 6.5% of portfolio, Add +69.4%
  4. 2025 Q4: 2,781,882 shares, $652M, 6.1% of portfolio, Add +13.8%
  5. 2026 Q1: 1,338,281 shares, $384M, 3.4% of portfolio, Reduce −51.9%
  6. 2026 Q2: 1,315,501 shares, $393M, 1.1% of portfolio, Reduce −1.7%
Holdings date Value % of holdings Shares Filing date All 13F holders