Position in CWST
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$51,530,693
-$13,367,189 QoQ
Shares Held
649,492
-2.0% QoQ
Ownership
1.02%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2022
16 quarters on record
Voting authority
Sole 84.28941388038652.ToString("F0")%
Shared 0.ToString("F0")%
None 15.710586119613481.ToString("F0")%
Common Shares in CWST Over Time
Shares Held
Position Value (USD)
Position in Waste Management
Industrials · as of Mar 31, 2026BROWN ADVISORY INC holds $358,035,721 across 6 Waste Management names. CWST ranks #2 (14.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WCN |
Waste Connections, Inc.
|
1,700,377 | $276,209,239 | |
| 2 | CWST |
Casella Waste Systems Inc
This page
|
649,492 | $51,530,693 | |
| 3 | WM |
Waste Management Inc
|
86,679 | $19,917,966 | |
| 4 | CLH |
Clean Harbors Inc
|
27,643 | $7,926,077 | |
| 5 | RSG |
Republic Services, Inc.
|
10,218 | $2,237,946 | |
| 6 | PESI |
Perma Fix Environmental Services Inc
|
20,000 | $213,800 |
All Filings in CWST
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $51,530,693 | 649,492 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $64,897,882 | 662,629 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $68,031,709 | 717,029 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $86,552,997 | 750,156 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $111,471,527 | 999,655 | Shares | Defined | 2025-04-30 | |
| 2024-12-31 | $112,479,626 | 1,063,034 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $111,383,033 | 1,119,540 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $116,862,504 | 1,177,812 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $127,943,612 | 1,294,059 | Shares | Defined | 2024-04-24 | |
| 2023-12-31 | $112,116,425 | 1,311,917 | Shares | Defined | 2024-02-08 | |
| 2023-09-30 | $68,601,711 | 899,105 | Shares | Defined | 2023-10-25 | |
| 2023-06-30 | $50,739,284 | 560,965 | Shares | Defined | 2023-07-31 | |
| 2023-03-31 | $46,416,234 | 561,532 | Shares | Defined | 2023-05-08 | |
| 2022-12-31 | $33,693,266 | 424,830 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $29,556,970 | 386,922 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $19,778,916 | 272,137 | Shares | Defined | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||