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  4. [Form 4] Alto Ingredients, Inc. Insider Trading Activity

Alto Ingredients (ALTO) director receives new common stock grant

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Nury Dianne S. reported acquisition or exercise transactions in this Form 4 filing.

Alto Ingredients, Inc. director Dianne S. Nury received a grant of 23,605 shares of common stock. The award was recorded at a price of $0.00 per share, reflecting a compensation-related stock grant rather than an open-market purchase. Following this grant, her direct ownership increased to 241,015 common shares.

Positive

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Negative

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Insider Nury Dianne S.
Role null
Type Security Shares Price Value
Grant/Award Common Stock 23,605 $0.00 --
Holdings After Transaction: Common Stock — 241,015 shares (Direct, null)
Footnotes (1)
Shares granted 23,605 shares Common Stock grant on June 23, 2026
Grant price per share $0.00 per share Reported grant value for Common Stock award
Shares owned after grant 241,015 shares Direct Common Stock holdings following transaction
Transaction code A Grant, award, or other acquisition of non-derivative Common Stock
Transaction direction acquire Non-derivative acquisition of Common Stock as compensation
Common Stock financial
"security_title: "Common Stock"; non-derivative shares granted to director"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
Grant, award, or other acquisition financial
"transaction_code_description: "Grant, award, or other acquisition" for the A-code"
non-derivative financial
"transaction_type: "non-derivative" indicating direct Common Stock, not options or warrants"
Form 4 regulatory
"Insider transaction reported on Form 4 for Alto Ingredients, Inc."
Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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*
Nury Dianne S.
(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock06/23/2026A23,605A$0241,015D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
/s/ Dianne S. Nury06/24/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Alto Ingredients (ALTO) report for Dianne S. Nury?

Alto Ingredients reported that director Dianne S. Nury received a grant of 23,605 shares of common stock. The shares were awarded at a stated price of $0.00 per share, indicating a compensation grant rather than an open-market stock purchase.

How many Alto Ingredients (ALTO) shares were granted to Dianne S. Nury?

Dianne S. Nury was granted 23,605 shares of Alto Ingredients common stock. This stock award increased her direct holdings and reflects compensation reported as a non-derivative acquisition on the Form 4, not a market trade executed at a cash purchase price.

What is Dianne S. Nury’s Alto Ingredients (ALTO) ownership after this Form 4 grant?

After the stock grant, Dianne S. Nury directly owns 241,015 shares of Alto Ingredients common stock. This total reflects her position immediately following the reported award transaction and provides context for the size of the grant relative to her existing holdings.

Was the Alto Ingredients (ALTO) Form 4 transaction an open-market buy or a grant?

The Form 4 shows a stock grant to Dianne S. Nury, coded as a grant, award, or other acquisition. The 23,605 shares were reported at $0.00 per share, indicating they were received as compensation, not bought in the open market at a trading price.

What type of security did Dianne S. Nury acquire in the Alto Ingredients (ALTO) filing?

Dianne S. Nury acquired Alto Ingredients common stock through a non-derivative transaction. The Form 4 specifies a grant of 23,605 common shares, with no associated option exercise or derivative security, and reports her resulting direct common stock ownership at 241,015 shares.