TRUST AMENDMENT

Exhibit 10.1

TRUST AMENDMENT

THIS AMENDMENT TO THE INVESTMENT MANAGEMENT TRUST AGREEMENT (this “Amendment”) is made as of September 29, 2025, by and between Welsbach Technology Metals Acquisition Corp., a Delaware corporation (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Trustee”). Capitalized terms contained in this Amendment, but not specifically defined in this Amendment, shall have the meanings ascribed to such terms in that certain Investment Management Trust Agreement, dated December 27, 2021, by and between the parties hereto, as most recently amended on June 26, 2025 (the “Trust Agreement”).

WHEREAS, a total of $77,276,860 was placed in the Trust Account from the IPO and sale of private rights;

WHEREAS, Section 7(c) of the Trust Agreement provides the Trust Agreement may only be amended with the approval of the holders of 50% or more of the shares of Common Stock represented at the special meeting (the “Consent of the Stockholders”) provided that all Public Stockholders must be given the right to receive a pro-rata portion of the trust account (no less than $10.00 per share plus the amount per share deposited in the Trust Account pursuant to any Extension Letter) in connection with any such amendment) (the “Redemption Right”);

WHEREAS, the Company obtained the Consent of the Stockholders to approve this Amendment and provided the Redemption Right; and

WHEREAS, each of the Company, the Underwriters and Trustee desire to amend the Trust Agreement as provided herein.

NOW, THEREFORE, in consideration of the mutual agreements contained herein and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, and intending to be legally bound hereby, the parties hereto agree as follows:

1. Amendments to Trust Agreement.

(a)  The Section 1 (i) of the Trust Agreement is hereby amended and restated as follows:

“(i) Commence liquidation of the Trust Account only after and promptly after receipt of, and only in accordance with, the terms of a letter (“Termination Letter”), in a form substantially similar to that attached hereto as either Exhibit A or Exhibit B, signed on behalf of the Company by its President, Chief Executive Officer or Chairman of the Board and Secretary or Assistant Secretary and, in the case of a Termination Letter in a form substantially similar to that attached hereto as Exhibit A, acknowledged and agreed to by ▇▇▇▇▇▇▇, and complete the liquidation of the Trust Account and distribute the Property in the Trust Account only as directed in the Termination Letter and the other documents referred to therein; provided, however, that in the event that a Termination Letter has not been received by the Trustee by (i) September 30, 2025 (“Closing”), or (ii) in the event that the Company extended the time to complete the Business Combination for up to three additional months up to December 30, 2025, but has not completed the Business Combination within such period (as applicable, the “Last Date”), the Trust Account shall be liquidated in accordance with the procedures set forth in the Termination Letter attached as Exhibit B hereto and distributed to the Public Stockholders as of the Last Date.”

2. Miscellaneous Provisions.

2.1. Successors. All the covenants and provisions of this Amendment by or for the benefit of the Company or the Trustee shall bind and inure to the benefit of their permitted respective successors and assigns.

2.2. Severability. This Amendment shall be deemed severable, and the invalidity or unenforceability of any term or provision hereof shall not affect the validity or enforceability of this Amendment or of any other term or provision hereof. Furthermore, in lieu of any such invalid or unenforceable term or provision, the parties hereto intend that there shall be added as a part of this Amendment a provision as similar in terms to such invalid or unenforceable provision as may be possible and be valid and enforceable.

2.3. Applicable Law. This Amendment shall be governed by and construed and enforced in accordance with the laws of the State of New York.

2.4. Counterparts. This Amendment may be executed in several original or facsimile counterparts, each of which shall constitute an original, and together shall constitute but one instrument.

2.5. Effect of Headings. The section headings herein are for convenience only and are not part of this Amendment and shall not affect the interpretation thereof.

2.6. Entire Agreement. The Trust Agreement, as modified by this Amendment, constitutes the entire understanding of the parties and supersedes all prior agreements, understandings, arrangements, promises and commitments, whether written or oral, express or implied, relating to the subject matter hereof, and all such prior agreements, understandings, arrangements, promises and commitments are hereby canceled and terminated.

[Signature Page to Follow]

IN WITNESS WHEREOF, the parties have duly executed this Amendment as of the date first set forth above.

WELSBACH TECHNOLOGY METALS ACQUISITION CORP.
By:	/s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇
	Name: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇
	Title: Chief Executive Officer

CHARDAN CAPITAL MARKETS, LLC, AS THE REPRESENTATIVE OF THE UNDERWRITERS IN THE IPO
By:	/s/ ▇▇▇▇▇▇ ▇▇▇▇▇▇▇
	Name: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇
	Title: Managing Director

CONTINENTAL STOCK TRANSFER & TRUST COMPANY, AS TRUSTEE
By:	/s/ ▇▇▇▇▇▇▇ ▇▇▇▇
	Name: ▇▇▇▇▇▇▇ ▇▇▇▇
	Title: Vice President