STATE OF WISCONSIN INVESTMENT BOARD
Position in CWST — Casella Waste Systems Inc
CIK 854157
MADISON, WI
Position in CWST
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$10,154,213
+$1,189,904 QoQ
Shares Held
104,715
-7.3% QoQ
Ownership
0.165%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#89
of 415 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CWST Over Time
Shares Held
Position Value (USD)
Position in Waste Management
Industrials · as of Jun 30, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $125,493,021 across 6 Waste Management names. CWST ranks #5 (8.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WM |
Waste Management Inc
|
214,720 | $47,856,793 | |
| 2 | RSG |
Republic Services, Inc.
|
107,009 | $22,801,477 | |
| 3 | WCN |
Waste Connections, Inc.
|
132,629 | $22,107,928 | |
| 4 | CLH |
Clean Harbors Inc
|
61,180 | $18,277,525 | |
| 5 | CWST |
Casella Waste Systems Inc
This page
|
104,715 | $10,154,213 | |
| 6 | GFL |
GFL Environmental Inc.
|
116,746 | $4,295,085 |
All Filings in CWST
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,154,213 | 104,715 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $8,964,309 | 112,986 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $11,530,867 | 117,734 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $10,876,948 | 114,639 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $13,219,894 | 114,577 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $13,063,508 | 117,151 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $12,258,511 | 115,854 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $10,922,211 | 109,782 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $10,892,570 | 109,782 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $11,131,575 | 112,588 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $10,803,084 | 126,411 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $8,808,148 | 115,441 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $10,972,489 | 121,310 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $10,210,493 | 123,524 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $11,025,596 | 139,019 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $10,858,074 | 142,140 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $10,560,622 | 145,303 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $14,602,490 | 166,600 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $14,230,972 | 166,600 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $12,651,604 | 166,600 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $10,567,438 | 166,600 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $10,590,762 | 166,600 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $10,643,010 | 171,800 | Shares | Sole | 2021-02-03 | |
| 2020-09-30 | $9,114,720 | 163,200 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $8,198,476 | 157,300 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $6,144,138 | 157,300 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||