CWST
Casella Waste Systems, Inc. · Industrials · Waste Management
Momentum inputs (comparable managers):
holder breadth -5.6% ·
share flow +2.6% ·
net new positions -11.8%
· formula
Concentrated accumulation: rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 114 | +4 | 50.69M | $4.91B | +6 | −3 |
| Q1 2026 | 114 | +2 | 47.51M | $3.77B | +7 | −6 |
| Q4 2025 | 111 | -2 | 52.20M | $5.11B | +2 | −3 |
| Q3 2025 | 17 | -1 | 20.88M | $1.98B | n/a | −2 |
| Q2 2025 | 16 | +1 | 15.79M | $1.82B | +2 | −1 |
| Q1 2025 | 12 | +1 | 5.21M | $581.18M | +1 | n/a |
| Q4 2024 | 11 | -1 | 5.76M | $609.00M | n/a | −1 |
| Q3 2024 | 11 | 0 | 4.70M | $467.14M | +1 | −1 |
| Q2 2024 | 11 | n/a | 3.89M | $386.42M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 5.99M | -1.3% | $568.67M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 2 | BlackRock ✦ (passive) | 4.57M | -1.7% | $433.24M | 0.0% | ▼ Trim | 2 | SEC ↗ ×13 |
| 3 | JPMorgan Chase ✦ | 3.31M | n/a | $314.28M | 0.0% | n/c | 1 | SEC ↗ ×14 |
| 4 | Geode Capital Management ✦ (passive) | 1.53M | +2.2% | $145.50M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 5 | State Street Global Advisors ✦ (passive) | 1.44M | +0.1% | $136.15M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | Wellington Management ✦ | 1.39M | +29.6% | $131.94M | 0.0% | ▲ Add | 6 | SEC ↗ ×5 |
| 7 | Goldman Sachs Group ✦ | 886.58K | n/a | $84.12M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 8 | Morgan Stanley ✦ | 841.77K | n/a | $79.87M | 0.0% | n/c | 1 | SEC ↗ ×10 |
| 9 | T. Rowe Price ✦ | 464.62K | +60.4% | $44.08M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 10 | Millennium Management ✦ | 119.69K | +155.0% | $11.36M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 11 | GAMCO Investors ✦ | 99.20K | 0.0% | $9.41M | 0.1% | Held | 6 | SEC ↗ |
| 12 | Renaissance Technologies ✦ | 68.64K | +261.3% | $6.51M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 64.80K | +314.8% | $6.15M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | D. E. Shaw & Co. ✦ | 48.79K | -21.3% | $4.63M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | Fisher Asset Management ✦ | 27.44K | +3.2% | $2.60M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 11.94K | +8.6% | $1.13M | 0.0% | ▲ Add | 6 | SEC ↗ ×3 |
| 17 | Fidelity (FMR) ✦ | 10.67K | +29.9% | $1.01M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $55.95M | was 0.0% |
| Two Sigma Investments | $418,945 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 399 holders, 72.80M shares, $5.57B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Director · 1.10K sh · $104,786
Director · 1.10K sh · $102,289
Officer, Director · 1.34K sh · $122,374
Officer, Director · 1.84K sh · $167,056
Officer, Director · 13.32K sh · $1.21M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology