Alto Ingredients (ALTO) COO awarded 35,730 common shares

Rhea-AI Filing Summary

Benton Todd E reported acquisition or exercise transactions in this Form 4 filing.

Alto Ingredients COO Todd E. Benton received a grant of 35,730 shares of Common Stock on March 17, 2026. The award was recorded at a price of $0.00 per share, indicating it is a compensation-related grant rather than an open-market purchase. Following this grant, his direct ownership increased to 209,489 shares of Alto Ingredients common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Benton Todd E

Role COO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	35,730	$0.00	--

Holdings After Transaction: Common Stock — 209,489 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Benton Todd E

(Last) (First) (Middle)

1300 SOUTH SECOND STREET

(Street)

PEKIN ILLINOIS 61554

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Alto Ingredients, Inc. [ ALTO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/17/2026		A		35,730	A	$0.00	209,489	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Todd E. Benton	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Alto Ingredients (ALTO) report for COO Todd E. Benton?

Alto Ingredients reported that COO Todd E. Benton received a grant of 35,730 shares of Common Stock. The shares were awarded at a stated price of $0.00 per share, increasing his direct holdings to 209,489 shares after the transaction.

Was the Alto Ingredients (ALTO) COO’s Form 4 transaction a stock purchase or a grant?

The transaction was a stock grant, not an open-market purchase. Todd E. Benton acquired 35,730 shares of Common Stock as a grant or award, with a transaction price of $0.00 per share, reflecting compensation rather than a cash investment.

How many Alto Ingredients (ALTO) shares does the COO own after this Form 4 grant?

After receiving the 35,730-share grant, COO Todd E. Benton directly owns 209,489 shares of Alto Ingredients Common Stock. This total reflects his holdings immediately following the reported March 17, 2026 Form 4 transaction.

Does the Alto Ingredients (ALTO) COO Form 4 show any stock sales or disposals?

The Form 4 shows no stock sales or disposals for the COO. It reports only one acquisition transaction coded as a grant or award, where 35,730 shares of Common Stock were added to his direct holdings at a stated price of $0.00 per share.

What does the transaction code on the Alto Ingredients (ALTO) COO Form 4 mean?

The Form 4 uses transaction code “A,” which denotes a grant, award, or other acquisition. In this case, it reflects 35,730 shares of Common Stock granted to COO Todd E. Benton as part of compensation, not an open-market buy or sell.