The massive divergence between small buyers and large sellers suggests a structural de-rating thesis among major asset managers. Monitor upcoming earnings for guidance on semi-cap equipment demand, particularly from foundry/logic customers, as the Parnassus and Egerton exits may reflect forward-looking concerns about the capex cycle.
Executive Summary
A mixed institutional cluster in AMAT for Q3 2026 shows three small buyers adding $12.3M in net new positions, while four large sellers reduced holdings by $1.65B, led by Parnassus Investments ($1.0B trim) and Egerton Capital (full exit of $376.7M). The selling overwhelmingly dominates in dollar terms, signaling a significant reduction in institutional conviction despite minor accumulation by smaller asset managers.
Key Financial Metrics
Institutional Positions
Net institutional flow: -$1.6B
▲ Buyers (3)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Assenagon Asset Management | ADD | +44.3% | $392.6M | $7.9M |
| Ninety One Uk | DOUBLED | +923.9% | $833.0K | $718.0K |
| Concurrent Investment Advisors | ADD | +61.3% | $29.3M | $3.6M |
▼ Sellers (4)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Wealth Enhancement Advisory Services | TRIM | -50.6% | $312.7M | -$228.1M |
| Td Waterhouse Canada | TRIM | -37.1% | $78.5M | -$38.3M |
| Egerton Capital (Uk) | EXIT | -100% | $376.7M | -$376.7M |
| Parnassus Investments | TRIM | -36.1% | $1.8B | -$1.0B |
Key Facts
- 3 buyers added $12.3M net; 4 sellers reduced by $1.65B net
- Parnassus Investments trimmed 36.1% of its AMAT position, selling $1.0B in value
- Egerton Capital (UK) fully exited a $376.7M position
- Wealth Enhancement Advisory Services trimmed 50.6% of its position, selling $228.1M
- Largest buyer was Assenagon Asset Management, adding $7.9M (+44.3% shares)
- 13F data is 45+ days stale; positions may have been further adjusted since quarter-end
Financial Impact
Net institutional selling of approximately $1.64B in AMAT during Q3 2026, with total seller reductions of $1.65B versus buyer additions of $12.3M
Risk Factors
- 13F data is stale (45-day reporting lag); the selling may have already been completed or reversed
- Passive/index fund flows could offset active manager selling, muting price impact
- The cluster is dominated by asset managers rather than hedge funds, reducing signal intensity for near-term catalysts
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-AMAT-2026-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 26, 2026 1d ago | 8-K | $388.04 | awaiting T+1 | — | — |
Oct 26, 2026 1d ago | Press Release | $388.65 | awaiting T+1 | — | — |
Oct 22, 2026 4d ago | Institutional Cluster | $377.24 $387.59 | ▼ −2.74% | ▼ −2.03% | — |
Oct 22, 2026 5d ago | Press Release | $375.58 | awaiting T+1 | — | — |
Oct 12, 2026 15d ago | Institutional Cluster | $497.53 $464.24 | ▼ −6.69% | ▼ −6.68% | — |
Sep 29, 2026 28d ago | Press Release | $511.38 $529.30 | ▲ +3.50% | ▲ +3.33% | — |
Jun 17, 2026 18w ago | Insider Cluster | $617.11 $640.18 | ▲ +3.74% | ▲ +4.05% | — |
Jun 17, 2026 18w ago | Insider Cluster | $617.11 $640.18 | ▲ +3.74% | ▲ +4.05% | — |
Jun 17, 2026 18w ago | Insider Cluster | $617.11 $640.18 | ▲ +3.74% | ▲ +4.05% | — |
Jun 16, 2026 19w ago | Press Release | $568.23 $592.92 | ▲ +4.35% | ▲ +5.59% | — |
US Market Status
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