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Atika Capital Management LLC

Position in CLH — Clean Harbors Inc

CIK 1599731 NEW YORK, NY

Position in CLH

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$6,266,482
+$5,563,044 QoQ
Shares Held
21,855
+628.5% QoQ
Ownership
0.041%
of shares outstanding
% of Portfolio
1.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CLH Over Time

Shares Held

Position Value (USD)

All Filings in CLH

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $6,266,482 21,855
2025-12-31 $703,438 3,000