The strong accumulation by active managers (Wasatch, American Century, Norges Bank, Citadel) signals conviction in CWST's waste-services growth story, but the full exit by Capital World Investors and multiple near-exits create a mixed signal. With no insider buying to corroborate the bullish institutional move, traders should watch for the next earnings report or any operational catalyst that could confirm or refute the accumulation thesis. The 45-day 13F reporting lag means these positions may already be adjusted.
Executive Summary
A mixed institutional cluster in CWST for 2026-Q2 shows 22 buyers accumulating $354.8M net (led by Wasatch Advisors adding $137.6M, American Century adding $79.1M, and Norges Bank initiating a $46.2M position) versus 13 sellers reducing by $47.4M (led by Capital World Investors fully exiting a $31.1M stake). The buying is dominated by active asset managers and a sovereign wealth fund, suggesting conviction in the waste-services growth thesis, but the selling includes a notable full exit and several near-exits, creating a divergent signal. Insider activity is absent (0 open-market buys), weakening the cluster's bullish read-through.
Key Financial Metrics
Institutional Positions
Net institutional flow: $307.4M
▲ Buyers (22)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Wasatch Advisors | ADD | +36.8% | $342.5M | $137.6M |
| American Century Companies | DOUBLED | +1423.9% | $83.6M | $79.1M |
| Norges Bank | NEW | — | $46.2M | $46.2M |
| Citadel | DOUBLED | +1211.1% | $44.2M | $41.4M |
| BofA | ADD | +84.2% | $78.4M | $43.6M |
▼ Sellers (13)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Capital World Investors | EXIT | -100% | $31.1M | -$31.1M |
| Victory Capital Management | NEAR_EXIT | -75.7% | $6.4M | -$4.5M |
| First Trust Advisors | NEAR_EXIT | -95.5% | $3.8M | -$3.6M |
| Jennison Associates | TRIM | -37.3% | $12.2M | -$2.9M |
| Private Advisor Group | NEAR_EXIT | -90.9% | $2.4M | -$2.2M |
Key Facts
- 22 institutional buyers added $354.8M net in 2026-Q2, while 13 sellers reduced by $47.4M
- Top buyer Wasatch Advisors added $137.6M (36.8% increase to $342.5M)
- American Century Companies doubled its stake, adding $79.1M (1,424% increase)
- Norges Bank initiated a new $46.2M position
- Citadel doubled its position, adding $41.4M (1,211% increase)
- Capital World Investors fully exited a $31.1M stake
- No open-market insider buying was detected, diverging from the institutional accumulation
Financial Impact
22 institutions accumulated $354.8M in new positions while 13 institutions reduced holdings by $47.4M, for a net institutional inflow of approximately $307.4M
Risk Factors
- 13F data is 45+ days stale; positions may have been unwound since quarter-end
- Full exit by Capital World Investors ($31.1M) and near-exits by several managers suggest some sophisticated holders are reducing exposure
- No insider buying to corroborate the institutional accumulation thesis
- Historical calibration shows score-4 reports on CWST have a mixed track record (T+20 avg alpha -0.41% on one prior score-4 report)
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-CWST-2026-Q2 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 22, 2026 5w ago | Institutional Cluster | $94.78 $89.07 | ▼ −6.02% | ▼ −6.04% | — |
Jul 1, 2026 13w ago | 8-K | $95.36 $90.48 | ▼ −5.12% | ▼ −2.93% | — |
Jul 1, 2026 13w ago | Press Release | $95.36 $90.48 | ▼ −5.12% | ▼ −2.93% | — |
Jun 1, 2026 17w ago | 8-K | $83.00 $95.36 | ▲ +14.89% | ▲ +16.46% | — |
May 27, 2026 18w ago | 8-K | $86.24 $92.33 | ▲ +7.06% | ▲ +8.96% | — |
May 11, 2026 20w ago | 8-K | $84.88 $91.03 | ▲ +7.25% | ▲ +8.97% | — |
Apr 22, 2026 23w ago | 8-K | $83.87 $87.41 | ▲ +4.22% | ▼ −0.41% | — |
Apr 17, 2026 24w ago | DEFA14A | $79.54 $88.10 | ▲ +10.76% | ▲ +6.56% | — |
Apr 7, 2026 25w ago | Press Release | $86.71 $86.76 | ▲ +0.06% | ▼ −8.49% | — |
Apr 1, 2026 26w ago | Press Release | $87.18 $79.25 | ▼ −9.10% | ▼ −18.97% | — |
US Market Status
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