Position in ONT
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$5,844,192
-$2,619,585 QoQ
Shares Held
266,980
-21.7% QoQ
Ownership
0.739%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
22 quarters on record
Voting authority
Sole 94%
Shared 0%
None 6%
Common Shares in ONT Over Time
Shares Held
Position Value (USD)
Position in Waste Management
Industrials · as of Mar 31, 2026BLAIR WILLIAM & CO/IL holds $178,657,897 across 7 Waste Management names. ONT ranks #5 (3.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WM |
Waste Management Inc
|
484,303 | $111,287,986 | |
| 2 | RSG |
Republic Services, Inc.
|
141,662 | $31,026,811 | |
| 3 | CWST |
Casella Waste Systems Inc
|
290,464 | $23,045,413 | |
| 4 | WCN |
Waste Connections, Inc.
|
40,635 | $6,600,749 | |
| 5 | ONT |
Onterris, Inc.
This page
|
266,980 | $5,844,192 | |
| 6 | CLH |
Clean Harbors Inc
|
2,651 | $760,121 | |
| 7 | AREC |
American Resources Corp
|
38,275 | $92,625 |
All Filings in ONT
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22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,844,192 | 266,980 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $8,463,777 | 340,869 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $9,033,680 | 328,976 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $7,664,367 | 350,131 | Shares | Sole | 2025-07-24 | |
| 2025-03-31 | $4,765,991 | 334,221 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $11,994,652 | 646,612 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $19,743,094 | 750,688 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $34,295,737 | 769,653 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $28,684,896 | 732,318 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $18,037,589 | 561,394 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $23,483,081 | 802,566 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $43,389,033 | 1,030,129 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $35,767,628 | 1,002,737 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $35,469,429 | 799,041 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $25,325,259 | 752,608 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $23,130,225 | 685,137 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $39,380,872 | 744,018 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $38,665,427 | 548,368 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $18,595,594 | 301,192 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $14,664,580 | 273,287 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $9,913,177 | 197,513 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $5,389,300 | 174,073 | Shares | Sole | 2021-02-09 | |
| No filing history on record for this holder in this stock. | ||||||