ASP Isotopes (NASDAQ: ASPI) outlines new executive teams, leadership changes

Rhea-AI Filing Summary

ASP Isotopes Inc. filed a Form 8-K to report that it issued a press release on September 29, 2025 announcing changes to the executive management teams of ASP Isotopes Inc. and its subsidiary, Quantum Leap Energy LLC, effective October 1, 2025. The press release describing these leadership changes is included as Exhibit 99.1 and incorporated by reference, except for its third through seventh paragraphs.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 29, 2025

ASP Isotopes Inc.

(Exact name of registrant as specified in its charter)

Delaware		001-41555		87-2618235
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

601 Pennsylvania Avenue NW, South Building, Suite 900 Washington, DC		20004
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (202) 756-2245

 Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.01		ASPI		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act ☐ 

Item 8.01. Other Events.

On September 29 2025, ASP Isotopes Inc. (the “Company”) issued a press release announcing changes to the executive management teams of ASP Isotopes Inc. and its subsidiary, Quantum Leap Energy LLC, effective October 1, 2025.  A copy of the press release is attached to this Current Report on Form 8-K as Exhibit 99.1 and is incorporated herein by reference, other than the third, fourth, fifth, sixth and seventh paragraphs of the press release.

Item 9.01. Financial Statements and Exhibits.

Exhibit No.		Description
99.1		Press Release, dated September 29, 2025, of ASP Isotopes Inc. announcing changes to the executive management teams of ASP Isotopes Inc. and its subsidiary, Quantum Leap Energy LLC, effective October 1, 2025.
104		Cover Page Interactive Date File (embedded within the Inline XBRL document)

2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	ASP ISOTOPES INC.
Date: September 29, 2025	By:	/s/ Donald G. Ainscow
	Name:	Donald G. Ainscow
	Title:	Executive Vice President, General Counsel and Secretary

3

FAQ

What did ASP Isotopes Inc. (ASPI) report in this Form 8-K?

ASP Isotopes Inc. reported that it issued a press release announcing changes to the executive management teams of the company and its subsidiary, Quantum Leap Energy LLC, effective October 1, 2025.

When are the ASP Isotopes (ASPI) management changes effective?

The management changes for ASP Isotopes Inc. and Quantum Leap Energy LLC are effective October 1, 2025, as stated in the press release referenced in the Form 8-K.

Which exhibit in the ASP Isotopes (ASPI) 8-K contains details of the management changes?

Exhibit 99.1 contains the press release dated September 29, 2025, which announces the executive management team changes at ASP Isotopes Inc. and Quantum Leap Energy LLC.

Are all paragraphs of the ASP Isotopes (ASPI) press release incorporated by reference?

No. The Form 8-K states that Exhibit 99.1 is incorporated by reference, other than the third, fourth, fifth, sixth and seventh paragraphs of the press release.

Does the ASP Isotopes (ASPI) Form 8-K include financial statements?

Under Item 9.01, the Form 8-K lists only Exhibit 99.1, the press release on management changes, and Exhibit 104, the cover page interactive data file; no separate financial statements are listed.

Which subsidiary of ASP Isotopes (ASPI) is affected by the reported management changes?

The reported management changes affect Quantum Leap Energy LLC, a subsidiary of ASP Isotopes Inc.