Alto Ingredients, Inc.
ALTO- Exchange
- Nasdaq
- Industry
- Industrial Organic Chemicals
- SEC CIK
- 0000778164
In the last 90 days, Alto Ingredients, Inc. insiders filed 2 open-market purchases and 0 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $204.5M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Alto Ingredients, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 102
- +16 vs. Q4 2025
- Shares held
- 32.2M
- +13.8M (+74.5%) vs. Q4 2025
- Total value
- $155.7M
- +$102.6M (+192.9%) vs. Q4 2025
- New holders
- 28
- 43 more added
- Sold out
- 12
- 18 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALTO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 132 | $204.5M |
| Q1 2026 | 102 | $155.7M |
| Q4 2025 | 87 | $63.5M |
| Q3 2025 | 64 | $17.1M |
| Q2 2025 | 63 | $19.6M |
| Q1 2025 | 66 | $22.0M |
| Q4 2024 | 77 | $34.0M |
| Q3 2024 | 78 | $36.3M |
| Q2 2024 | 83 | $37.2M |
| Q1 2024 | 105 | $64.9M |
| Q4 2023 | 103 | $86.7M |
| Q3 2023 | 106 | $125.0M |
| Q2 2023 | 97 | $77.9M |
| Q1 2023 | 106 | $57.9M |
| Q4 2022 | 127 | $115.2M |
| Q3 2022 | 132 | $141.0M |
| Q2 2022 | 121 | $169.7M |
| Q1 2022 | 132 | $286.2M |
| Q4 2021 | 115 | $204.2M |
| Q3 2021 | 111 | $204.6M |
| Q2 2021 | 123 | $263.6M |
| Q1 2021 | 93 | $225.3M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Alto Ingredients, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 3,180,211 | $15.4M | 0.00% | +3,180,211 | New |
| Marshall Wace, LLP | 3,337,356 | $16.2M | 0.02% | +2,183,218+189.2% | Added |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −523,193−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −357,291−100.0% | Sold out |
| Hamilton Capital Partners, LLC | 0 | $0 | 0.00% | −200,253−100.0% | Sold out |
| Raffles Associates LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Signet Private Wealth LLC | 0 | $0 | 0.00% | −90,656−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −70,813−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −44,280−100.0% | Sold out |
| Voleon Capital Management LP | 0 | $0 | 0.00% | −32,236−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −15,668−100.0% | Sold out |
| Stone House Investment Management, LLC | 0 | $0 | 0.00% | −440−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |