John R. Block (Aemetis) Files Form 4 on March 19, 2026

TL;DR

**Insider John R. Block filed a Form 4 for Aemetis, indicating a change in ownership.**

AI Summary

This Form 4 filing indicates that John R. Block, a reporting insider, has filed a statement of changes in beneficial ownership of securities. While the filing itself doesn't detail specific transactions, it signals that Block, associated with Aemetis, Inc. (CIK: 0000738214), has had a change in his holdings as of March 19, 2026. This matters to investors because insider activity, especially from key individuals like Block, can sometimes signal their confidence (or lack thereof) in the company's future prospects, potentially influencing stock price.

Why It Matters

This filing signals a change in an insider's stock ownership, which can be a leading indicator of future company performance or insider sentiment.

Risk Assessment

Risk Level: low — This filing is purely administrative and does not inherently present a direct risk, but rather signals potential future insights.

Analyst Insight

Investors should monitor subsequent filings or news to understand the nature of the change in ownership (buy or sell) and its potential implications for Aemetis, Inc.

Key Players & Entities

• BLOCK JOHN R (person) — Reporting insider
• AEMETIS, INC (company) — Issuer of securities
• 0001055711 (person) — CIK for BLOCK JOHN R
• 0000738214 (company) — CIK for AEMETIS, INC

FAQ

Filing Documents

• primary_doc.html (4)
• primary_doc.xml (4) — 3KB
• 0000738214-26-000029.txt ( ) — 5KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 * BLOCK JOHN R (Last) (First) (Middle) ONE JOHN DEERE PLACE (Street) MOLINE ILLINOIS 61265 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol AEMETIS, INC [ AMTX ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below) 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/19/2026 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 (1) 03/19/2026 A 10,000 A $ 2.64 56,330 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: 1. Represents a grant of Common Stock pursuant to the Aemetis, Inc. Amended and Restated 2019 Stock Plan as compensation for service on the Board of Directors. /s/Todd Waltz attorney-infact 03/23/2026 ** 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)

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View this 4 filing on SEC EDGAR