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BLAIR WILLIAM & CO/IL

Position in CWST — Casella Waste Systems Inc

CIK 902367 CHICAGO, IL

Position in CWST

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$16,676,997
-$6,368,416 QoQ
Shares Held
171,981
-40.8% QoQ
Ownership
0.270%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#75
of 417 holders
Holding Since
Mar 2022
18 quarters on record
Voting authority Sole 86% Shared 0% None 14%

Common Shares in CWST Over Time

Shares Held

Position Value (USD)

Position in Waste Management

Industrials · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $167,663,195 across 8 Waste Management names. CWST ranks #3 (9.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 CWST
Casella Waste Systems Inc
This page
171,981 $16,676,997

All Filings in CWST

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18 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $16,676,997 171,981
2026-03-31 $23,045,413 290,464
2025-12-31 $27,337,110 279,121
2025-09-30 $25,425,752 267,978
2025-06-30 $20,021,314 173,525
2025-03-31 $16,951,861 152,021
2024-12-31 $3,195,038 30,196
2024-09-30 $743,190 7,470
2024-06-30 $740,875 7,467
2024-03-31 $738,262 7,467
2023-12-31 $638,129 7,467
2023-09-30 $569,732 7,467
2023-06-30 $675,390 7,467
2023-03-31 $621,603 7,520
2022-12-31 $478,397 6,032
2022-09-30 $456,659 5,978
2022-06-30 $359,620 4,948
2022-03-31 $453,238 5,171