STOCK TITAN

DynaResource insider buys 1.9M stock-warrant units

DynaResource, Inc. (DYNR) reports that Matthew K. Rose, through Golden Post Rail, LLC, purchased 1,913,889 Units on September 1, 2026, each Unit consisting of one share of common stock and one warrant to buy one share at $0.51.

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

DynaResource, Inc. (DYNR) reports that Matthew K. Rose, through Golden Post Rail, LLC, purchased 1,913,889 Units on September 1, 2026, each Unit consisting of one share of common stock and one warrant to buy one share at $0.51. The Units were bought by Golden Post for $0.45 per Unit, giving it 1,913,889 warrants and raising its indirect common stock holdings to 4,389,304 shares. Rose also reports 736,479 shares held directly and 1,755,000 shares held indirectly through the MKR 2022 Grantor Retained Annuity Trust, while disclaiming beneficial ownership beyond his pecuniary interest. The warrants become exercisable only after DynaResource satisfies an "Authorized Shares Condition" tied to increasing authorized shares or completing a reverse stock split.

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Insider ROSE MATTHEW K, Golden Post Rail, LLC
Role Director, 10% Owner | Director, 10% Owner
Bought 3,827,778 shs
Type Security Shares Price Value
Purchase Common Stock Warrants (right to buy) F1, F5, F6, F2, F3 1,913,889 -- --
Purchase Common Stock F1, F2, F3 1,913,889 -- --
holding Common Stock F2 -- -- --
holding Common Stock F4 -- -- --
Holdings After Transaction: Common Stock Warrants (right to buy) — 1,913,889 contracts (Indirect, By Golden Post Rail, LLC); Common Stock — 4,389,304 shares (Indirect, By Golden Post Rail, LLC); Common Stock — 736,479 shares (Direct); Common Stock — 1,755,000 shares (Indirect, By MKR 2022 Grantor Retained Annuity Trust)
Footnotes (6)
  1. F1. The reported securities are included within 1,913,889 units of DynaResource, Inc. (the "Issuer" and such units, the "Units") purchased by Golden Post Rail, LLC ("Golden Post") for $0.45 per Unit. Each Unit consists of one share of common stock of the Issuer ("Common Stock") and one warrant to purchase one share of Common Stock (the "Warrant") at an exercise price of $0.51 per share.
  2. F2. The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.
  3. F3. Matthew K. Rose is the Manager, President, Secretary and Treasurer of Golden Post and may be deemed to beneficially own the securities held by Golden Post. Mr. Rose disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein. Mr. Rose states that neither the filing of this statement nor anything herein shall be deemed an admission that Mr. Rose is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of these securities. As a result of certain contractual rights, the reporting persons may be deemed to be a director by deputization with respect to the Issuer.
  4. F4. Represents shares held by MKR 2022 Grantor Retained Annuity Trust, of which Mr. Rose is the trustee and beneficiary. Mr. Rose states that neither the filing of this statement nor anything herein shall be deemed an admission that Mr. Rose is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of these securities.
  5. F5. The Warrant is exercisable for a period commencing on the date that an amendment to the Issuer's Amended and Restated Certificate of Incorporation, as amended, is approved and filed with the Delaware Secretary of State to either increase the authorized shares of Common Stock or effect a reverse stock split of the Common Stock, in each case to satisfy all share reservation obligations of the Issuer, including to accommodate the exercise of the Warrant to purchase the underlying Common Stock in accordance with the terms of the Warrant (the "Authorized Shares Condition").
  6. F6. The Warrant expires at 5:00 p.m. Central Time on the later of (a) 180 days following the issuance date of the Warrant and (b) 30 days following the satisfaction of the Authorized Shares Condition.
Units purchased 1,913,889 Units Units of DynaResource bought by Golden Post Rail, LLC on September 1, 2026
Unit purchase price $0.45 per Unit Consideration paid by Golden Post Rail, LLC for each Unit
Warrant exercise price $0.51 per share Exercise price of each warrant included in the purchased Units
Warrants acquired 1,913,889 warrants Warrants to buy DynaResource common stock included in the Units
Indirect common shares via Golden Post 4,389,304 shares Golden Post Rail, LLC’s reported common stock holdings after the transaction
Direct common shares 736,479 shares Common stock held directly by Matthew K. Rose as of September 1, 2026
Trust-held common shares 1,755,000 shares Shares held by MKR 2022 Grantor Retained Annuity Trust
Grantor Retained Annuity Trust financial
"Represents shares held by MKR 2022 Grantor Retained Annuity Trust, of which Mr."
A grantor retained annuity trust (GRAT) is an estate-planning tool where the person who creates the trust transfers assets into it but receives fixed cash payments (an annuity) from the trust for a set number of years; whatever remains after that term passes to designated beneficiaries. It matters to investors because it can shift future appreciation of assets out of the creator’s taxable estate—like putting an asset into a timed vending machine that pays you fixed amounts while any extra value that grows inside the machine goes to heirs with reduced gift or estate tax consequences.
Authorized Shares Condition regulatory
"in accordance with the terms of the Warrant (the "Authorized Shares Condition")."
reverse stock split financial
"or effect a reverse stock split of the Common Stock, in each case to satisfy"
A reverse stock split reduces a company's number of outstanding shares while raising the price per share proportionally, so the total value of each investor's holding is unchanged; a 1-for-10 split turns 100 shares worth $1 each into 10 shares worth $10 each. Companies often do this to regain compliance with an exchange's minimum price rule or to attract investors who avoid very low-priced stocks.
Section 16 of the Exchange Act regulatory
"that Mr. Rose is, for purposes of Section 16 of the Exchange Act or otherwise,"
beneficial ownership financial
"Mr. Rose disclaims beneficial ownership of these securities, except to the extent"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did the DYNR insider and Golden Post Rail, LLC purchase on September 1, 2026?

Golden Post Rail, LLC purchased 1,913,889 Units of DynaResource, Inc., each Unit consisting of one share of Common Stock and one warrant to purchase one share of Common Stock at an exercise price of $0.51, for $0.45 per Unit.

How many DYNR common shares does Golden Post Rail, LLC hold after this transaction?

After the September 1, 2026 transaction, Golden Post Rail, LLC is reported as holding 4,389,304 shares of DynaResource common stock indirectly attributable to Matthew K. Rose, who disclaims beneficial ownership beyond his pecuniary interest.

How many DYNR warrants were acquired in this Form 4 filing?

The filing reports 1,913,889 warrants to purchase DynaResource common stock, included within the same number of Units bought by Golden Post Rail, LLC. Each warrant has an exercise price of $0.51 per share.

When can the DYNR warrants reported in this filing be exercised?

The warrants become exercisable once DynaResource amends its certificate of incorporation to increase authorized common shares or effect a reverse stock split so that all share reservation obligations, including warrant exercises, can be satisfied. This condition is described as the Authorized Shares Condition.

What are Matthew K. Rose’s other reported DYNR share holdings?

In addition to Golden Post’s holdings, the filing reports 736,479 shares of DynaResource common stock held directly by Matthew K. Rose and 1,755,000 shares held indirectly through the MKR 2022 Grantor Retained Annuity Trust, where he is trustee and beneficiary.

Is this DYNR Form 4 transaction under a Rule 10b5-1 trading plan?

No. The filing does not report that the September 1, 2026 transactions were made under a Rule 10b5-1 trading plan; the related affirmation checkbox is not selected for this Form 4.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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*
ROSE MATTHEW K

(Last)(First)(Middle)
2633 MAGNOLIA CIRCLE

(Street)
WESTLAKE TEXAS 76262

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
DYNARESOURCE, INC. [ DYNR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm 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 Stock09/01/2026P1,913,889A(1)4,389,304I(2)By Golden Post Rail, LLC(3)
Common Stock736,479D(2)
Common Stock1,755,000IBy MKR 2022 Grantor Retained Annuity Trust(4)
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
Common Stock Warrants (right to buy)$0.5109/01/2026P1,913,889 (5) (6)Common Stock1,913,889(1)1,913,889I(2)By Golden Post Rail, LLC(3)
1. Name and Address of Reporting Person*
ROSE MATTHEW K

(Last)(First)(Middle)
2633 MAGNOLIA CIRCLE

(Street)
WESTLAKE TEXAS 76262

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
XDirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
Golden Post Rail, LLC

(Last)(First)(Middle)
2633 MAGNOLIA CIRCLE

(Street)
WESTLAKE TEXAS 76262

(City)(State)(Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer
XDirectorX10% Owner
Officer (give title below)Other (specify below)
Explanation of Responses:
1. The reported securities are included within 1,913,889 units of DynaResource, Inc. (the "Issuer" and such units, the "Units") purchased by Golden Post Rail, LLC ("Golden Post") for $0.45 per Unit. Each Unit consists of one share of common stock of the Issuer ("Common Stock") and one warrant to purchase one share of Common Stock (the "Warrant") at an exercise price of $0.51 per share.
2. The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer.
3. Matthew K. Rose is the Manager, President, Secretary and Treasurer of Golden Post and may be deemed to beneficially own the securities held by Golden Post. Mr. Rose disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein. Mr. Rose states that neither the filing of this statement nor anything herein shall be deemed an admission that Mr. Rose is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of these securities. As a result of certain contractual rights, the reporting persons may be deemed to be a director by deputization with respect to the Issuer.
4. Represents shares held by MKR 2022 Grantor Retained Annuity Trust, of which Mr. Rose is the trustee and beneficiary. Mr. Rose states that neither the filing of this statement nor anything herein shall be deemed an admission that Mr. Rose is, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of these securities.
5. The Warrant is exercisable for a period commencing on the date that an amendment to the Issuer's Amended and Restated Certificate of Incorporation, as amended, is approved and filed with the Delaware Secretary of State to either increase the authorized shares of Common Stock or effect a reverse stock split of the Common Stock, in each case to satisfy all share reservation obligations of the Issuer, including to accommodate the exercise of the Warrant to purchase the underlying Common Stock in accordance with the terms of the Warrant (the "Authorized Shares Condition").
6. The Warrant expires at 5:00 p.m. Central Time on the later of (a) 180 days following the issuance date of the Warrant and (b) 30 days following the satisfaction of the Authorized Shares Condition.
By: /s/ Matthew K. Rose09/08/2026
Golden Post Rail, LLC, By: /s/ Matthew K. Rose, Manager09/08/2026
** 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)

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