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

Director at Alto Ingredients (NASDAQ: ALTO) receives 23,605-share stock grant

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

Rhea-AI Filing Summary

Tank Alan Robert reported acquisition or exercise transactions in this Form 4 filing.

Alto Ingredients, Inc. director Alan Robert Tank reported receiving a grant of 23,605 shares of Common Stock. 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 non-derivative award, he directly holds 60,271 shares of Alto Ingredients common stock.

Positive

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Negative

  • None.
Insider Tank Alan Robert
Role null
Type Security Shares Price Value
Grant/Award Common Stock 23,605 $0.00 --
Holdings After Transaction: Common Stock — 60,271 shares (Direct, null)
Footnotes (1)
Shares granted 23,605 shares Common Stock award on 2026-06-23
Grant price $0.00 per share Reported transaction price for the award
Shares owned after 60,271 shares Total direct holdings after the grant
Transaction code A Grant, award, or other acquisition of Common Stock
Transaction direction acquire Non-derivative acquisition reported in Form 4
Common Stock financial
"security_title: "Common Stock""
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""
Form 4 regulatory
"INSIDER FILING DATA (Form 4)"
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*
Tank Alan Robert
(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$060,271D
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/ Alan R. Tank06/24/2026
** 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 Alan Robert Tank?

Alto Ingredients reported that director Alan Robert Tank received a grant of 23,605 shares of Common Stock. The transaction was coded as an award acquisition and recorded at $0.00 per share, indicating a compensation-related issuance rather than an open-market trade.

How many Alto Ingredients (ALTO) shares does Alan Robert Tank hold after this Form 4?

After the reported grant, Alan Robert Tank directly holds 60,271 shares of Alto Ingredients Common Stock. This total reflects the 23,605-share award added to his prior holdings, as disclosed in the Form 4 insider transaction details filed with regulators.

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

The Form 4 transaction was a stock grant, not a purchase. It is coded as an “A” transaction, described as a grant, award, or other acquisition, with 23,605 Common Stock shares issued at a reported price of $0.00 per share to director Alan Robert Tank.

Did Alan Robert Tank sell any Alto Ingredients (ALTO) shares in this Form 4?

No, the filing does not show any share sales. The Form 4 reports only an acquisition via grant of 23,605 Common Stock shares, increasing his direct holdings to 60,271 shares, with no corresponding dispositions or sales disclosed in this particular insider report.

Is the Alto Ingredients (ALTO) insider transaction an open-market signal?

This transaction appears compensation-related rather than an open-market signal. The 23,605-share Common Stock award was recorded at $0.00 per share under transaction code “A,” which typically reflects grants or awards provided by the company instead of discretionary market purchases or sales.