Waste Connections provides solid-waste collection, transfer, disposal, and recycling services across the US and Canada, focusing on exclusive and secondary markets.
| Filer | 13FScore | This quarter | Shares | Value | % of their book |
|---|---|---|---|---|---|
| Stockbridge Partners LLC (auto-surfaced) | 61 | Added +4% | 2,451,169 | $398,167,892 | 9.6% |
| GATES FOUNDATION TRUST (auto-surfaced) | 78 | Holds (flat) | 2,039,175 | $331,243,587 | 1.0% |
| Ancora | 42 | Trimmed -7% | 65 | $10,559 | 0.0% |
| Bridgewater | 55 | Trimmed -43% | 7,634 | $1,240,067 | 0.0% |
| Filed | Insider | Role | Shares | Value | |
|---|---|---|---|---|---|
| 2026-05-13 | MITTELSTAEDT RONALD J | director+officer | 50,000 | $7,611,750 | Form 4 |
Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-07-20.