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BCS

Changes in Beneficial Ownership · 4

Alto Ingredients, Inc.

ALTONASDAQEQUITYCurrent

Changes in Beneficial Ownership

Filed May 18, 2026Accepted May 18, 2026, 4:15 PM EDTFiling CIK 778164Accession 0001213900-26-058451
Share

Structured filing — 4

ownership.xml

Open full document ↗

Filing details

Report period
2026-05-14
Issuer
Alto Ingredients, Inc.
Issuer CIK
0000778164
Trading symbol
ALTO

Reporting owner 1

Name
Graham Auste M
Reporting owner CIK
0001920109
Relationship
Officer
Officer title
CLO & Secretary
Address
1300 SOUTH SECOND STREET, PEKIN, IL, 61554

Non-derivative transactions

Non-derivative transactions · 1 reported row
SecurityTransaction dateCodeAmountA / DPrice (USD)Owned afterOwnership
Common Stock2026-05-14G · Form 420,000[F1]D0.00233,173D
Table key
G · Form 4
Bona fide gift
D
Direct

Footnotes

F1
Represents a bona fide charitable gift of shares to a donor advised fund at Vanguard Charitable.↩ 1

Signature 1

Signed
/s/ Auste M. Graham
Date
2026-05-18

Company context

Alto Ingredients, Inc. (NASDAQ: ALTO) is a leading producer and distributor of specialty alcohols, renewable fuels and essential ingredients. Leveraging the unique qualities of its facilities, the company serves customers in a wide range of consumer and commercial products in the Health, Home & Beauty; Food & Beverage; Industry & Agriculture; Essential Ingredients; and Renewable Fuels markets. For more information, please visit www.altoingredients.com.

Current securities

Historical securities (1)

Recent company filings

  1. Results of Operations and Financial ConditionNov 4, 2026
  2. Entry into a Material Definitive AgreementAug 7, 2026
  3. 10-Q filingAug 7, 2026
  4. Results of Operations and Financial ConditionAug 5, 2026
  5. 424B5 filingAug 5, 2026

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