The cluster is a net positive signal but too small and passive-dominated to be actionable alone. Watch for Q1 2026 13Fs to see if active managers follow. Two Sigma's large quant addition is noteworthy, though quant trades are often momentum-driven.
Executive Summary
Four institutional investors increased positions in Alto Ingredients (ALTO) during Q4 2025, led by Two Sigma doubling to $2.4M, while Dimensional Fund Advisors trimmed 52% of its stake. The buying is dominated by passive/index fund managers (State Street, BofA, Morgan Stanley) and a quant fund (Two Sigma), with total net buying of ~$3.6M — less than 1% of market cap. This cluster provides a weak bullish signal given the small scale and passive composition.
Key Financial Metrics
Institutional Positions
▲ Buyers (4)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| State Street | ADD | +25.7% | $1.0M | $726.0K |
| BofA | DOUBLED | +477.8% | $103.0K | $96.0K |
| Two Sigma | DOUBLED | +2207.1% | $2.4M | $2.4M |
| Morgan Stanley | DOUBLED | +589.9% | $412.0K | $390.0K |
▼ Sellers (2)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Wells Fargo | TRIM | -39.4% | $22.0K | — |
| Dimensional Fund Advisors | TRIM | -52.2% | $853.0K | — |
Key Facts
- Two Sigma added 803K shares (+2207%) to become the largest buyer with $2.4M position
- Dimensional Fund Advisors trimmed 412K shares (-52%) from 789.6K to 377.4K shares
- Total net buying by 4 institutions: $3.6M; 2 sellers trimmed shares but value rose due to price appreciation
- All buyers except Two Sigma are mega-passive funds; sellers include one asset manager
- Cluster activity represents ~0.8% of ALTO's $439M market cap
Financial Impact
4 institutions accumulated $4.0M in holdings (net +$3.6M) while 2 sellers trimmed shares; total cluster represents less than 1% of float
Risk Factors
- Passive fund buying may reflect index rebalancing rather than conviction
- DFA's 52% trim suggests caution from an asset manager
- Cluster represents less than 1% of float, minimal impact
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-ALTO-2025-Q4 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 22, 2026 5w ago | Institutional Cluster | $3.82 $3.56 | ▲ +6.81% | ▲ +6.25% | — |
Jun 23, 2026 17w ago | 8-K | $5.05 $5.08 | ▲ +0.49% | ▼ −1.44% | — |
Jun 11, 2026 19w ago | Institutional Cluster | $5.65 $5.67 | ▲ +0.35% | ▼ −1.54% | — |
May 26, 2026 22w ago | EFFECT | $5.22 $4.98 | ▼ −4.60% | ▼ −2.65% | — |
May 6, 2026 24w ago | 8-K | $4.54 $5.53 | ▲ +21.81% | ▲ +18.67% | — |
Apr 30, 2026 25w ago | DEFA14A | $5.43 $5.71 | ▲ +5.16% | ▼ −0.11% | — |
Mar 4, 2026 33w ago | 8-K | $4.02 $4.67 | ▲ +16.17% | ▲ +19.96% | — |
Mar 4, 2026 33w ago | Press Release | $4.02 $4.67 | ▲ +16.17% | ▲ +19.96% | — |
US Market Status
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