Position in CWST
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$717,810,553
-$169,295,388 QoQ
Shares Held
9,047,272
-0.1% QoQ
Ownership
14.2%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 98.44957684482128.ToString("F0")%
Shared 0.ToString("F0")%
None 1.5504231551787102.ToString("F0")%
Common Shares in CWST Over Time
Shares Held
Position Value (USD)
Position in Waste Management
Industrials · as of Mar 31, 2026BlackRock, Inc. holds $13,955,103,517 across 14 Waste Management names. CWST ranks #5 (5.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WM |
Waste Management Inc
|
30,198,865 | $6,939,397,180 | |
| 2 | RSG |
Republic Services, Inc.
|
16,879,247 | $3,696,892,668 | |
| 3 | CLH |
Clean Harbors Inc
|
4,802,492 | $1,377,018,520 | |
| 4 | WCN |
Waste Connections, Inc.
|
6,191,564 | $1,005,757,643 | |
| 5 | CWST |
Casella Waste Systems Inc
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|
9,047,272 | $717,810,553 | |
| 6 | GFL |
GFL Environmental Inc.
|
2,590,902 | $108,092,425 | |
| 7 | ONT |
Onterris, Inc.
|
3,150,760 | $68,970,129 | |
| 8 | ABAT |
AMERICAN BATTERY TECHNOLOGY Co
|
10,165,446 | $28,361,590 |
All Filings in CWST
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $717,810,553 | 9,047,272 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $887,105,941 | 9,057,647 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $433,235,927 | 4,566,146 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $536,003,667 | 4,645,551 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $518,893,492 | 4,653,336 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $505,022,447 | 4,772,918 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $453,861,632 | 4,561,882 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||