---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-020254"
form_type: "8-K"
ticker: "ALTO"
cik: "0000778164"
company_name: "Alto Ingredients, Inc."
filed_at: "2024-03-06T23:59:59+00:00"
generated_at: "2026-06-05T03:14:30.154338+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Alto Ingredients amends bylaws to update proxy rules and add exclusive forum provision

## Summary
- Board approved amended bylaws effective Feb 29, 2024, revising advance notice procedures and disclosure requirements.
- New provisions mandate compliance with SEC Rule 14a-19 for proxy solicitations supporting non-Board nominees.
- Stockholders soliciting proxies must use a non-white proxy card; stockholder list inspection requirement eliminated per DGCL amendments.
- Federal district courts designated as exclusive forum for claims under the Securities Act of 1933.
- Technical and clarifying changes made to align with universal proxy rules and Delaware law.

## SEC filing metadata
- accession: 0001213900-24-020254
- form_type: 8-K
- ticker: ALTO
- cik: 0000778164
- company_name: Alto Ingredients, Inc.
- filed_at: 2024-03-06T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/778164/000121390024020254/0001213900-24-020254-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/778164/000121390024020254/ea0201266-8k_altoing.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-020254
- JSON: https://secwatch.observer/filing/0001213900-24-020254.json
- Plain text: https://secwatch.observer/filing/0001213900-24-020254.txt

## Key facts
- Governance Changes
  Alto Ingredients, Inc.: Amended and restated bylaws to revise advance notice provisions, adopt universal proxy rules, require white proxy card for solicitors, update technical changes per Rule 14a-19, eliminate stockholder list examination requirement, and establish exclusive federal forum for Securities Act claims (effective 2024-02-29).
  - Change: bylaw amendment
  - Effective: 2024-02-29
  source text: On February 29, 2024, the Board of Directors (the “Board”) of Alto Ingredients, Inc. (the “Company”) approved and adopted amended and restated bylaws (the “Amended and Restated Bylaws”) of the Company, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/778164/000121390024020254/0001213900-24-020254-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.