ENDRA shares ASP Isotopes Capital Markets Day news

Rhea-AI Filing Summary

ENDRA Life Sciences Inc. (NDRA) is the issuer of record for this submission, which reproduces a Form 8-K for ASP Isotopes Inc. ASP Isotopes reports that it issued a press release on September 8, 2026 announcing its inaugural Capital Markets Day held in London and made an accompanying investor presentation available.

The press release is furnished as Exhibit 99.1, and the presentation is available on ASP Isotopes’ website under Investor Relations. ASP Isotopes states that the information is furnished under Regulation FD, is not deemed “filed” under the Exchange Act or Securities Act, and includes forward-looking statements subject to risks described in its Annual Report on Form 10-K and other SEC reports.

Key Figures

Capital Markets Day date: September 8, 2026 Exhibit 99.1: Press Release dated September 8, 2026 Exhibit 104: Cover Page Inline XBRL data file

3 metrics

Capital Markets Day date September 8, 2026 Date of ASP Isotopes’ inaugural Capital Markets Day announced in the press release

Exhibit 99.1 Press Release dated September 8, 2026 Furnished as an exhibit to the ASP Isotopes Form 8-K

Exhibit 104 Cover Page Inline XBRL data file Identified as Exhibit 104 in the ASP Isotopes Form 8-K

Key Terms

Regulation FD, forward-looking statements, Private Securities Litigation Reform Act of 1995, Emerging growth company

4 terms

Regulation FD regulatory

"The information is furnished under Item 7.01 Regulation FD"

Regulation FD is a rule that prevents company insiders, like executives, from sharing important information with some people before others get it. It matters because it helps ensure all investors have equal access to key news, making the stock market fairer and reducing chances of insider trading.

forward-looking statements regulatory

"indicating that certain statements contained therein may be forward-looking statements"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

Private Securities Litigation Reform Act of 1995 regulatory

"includes safe harbor language pursuant to the Private Securities Litigation Reform Act of 1995"

Emerging growth company regulatory

"Emerging growth company checkbox appears on the cover page"

An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

FAQ

What does the NDRA-related submission say about ASP Isotopes’ Capital Markets Day?

It states that ASP Isotopes issued a press release on September 8, 2026 announcing its inaugural Capital Markets Day in London and that a related investor presentation is available on its website under the Investor Relations section.

What materials did ASP Isotopes provide in connection with the Capital Markets Day?

ASP Isotopes provided a press release, furnished as Exhibit 99.1, and a Capital Markets Day presentation, which is available on its website on the Investor Relations page under News and Events.

How is the information in ASP Isotopes’ Capital Markets Day disclosure treated legally?

The information furnished under Item 7.01 Regulation FD, including the press release, is not deemed “filed” under Section 18 of the Exchange Act or Sections 11 and 12(a)(2) of the Securities Act and is not incorporated by reference into other SEC filings.

Does the ASP Isotopes Capital Markets Day disclosure include forward-looking statements?

Yes. The press release includes “safe harbor” language under the Private Securities Litigation Reform Act of 1995, noting that certain statements are forward-looking and subject to various risks and uncertainties described in ASP Isotopes’ Form 10-K and other SEC filings.

Where can investors access ASP Isotopes’ Capital Markets Day presentation?

The Capital Markets Day presentation is available on ASP Isotopes’ website, www.aspisotopes.com, on the Investor Relations page under News and Events, as stated in the disclosure.

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Available on EDGAR 09/09/2026 - 06:33 AM Accepted by SEC EDGAR 09/09/2026 - 06:30 AM Learn about SEC filing dates

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 08, 2026

___________________________________________

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.)

2200 Ross Avenue Suite 4575E
Dallas, Texas				75201
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (214) 432-8219

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 7.01 Regulation FD Disclosure.

On September 8, 2026, ASP Isotopes Inc. (the “Company”) issued a press release announcing that the Company is hosting its inaugural Capital Markets Day today in London (the “Press Release”). The Press Release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. In addition, the Company released its Capital Markets Day presentation (the “Presentation”). The Presentation is available on the Company’s website, www.aspisotopes.com, on the Investor Relations page under News and Events. All of the information in the Press Release and the Presentation is presented as of the date hereof, and the Company does not assume any obligation to update such information in the future.

The information in this Item 7.01 and the Press Release shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended (the “Securities Act”), and shall not be incorporated by reference into any filing with the U.S. Securities and Exchange Commission (including under the Exchange Act or the Securities Act), whether made by the Company before or after the date hereof, regardless of any general incorporation language in such filing.

The Press Release includes “safe harbor” language pursuant to the Private Securities Litigation Reform Act of 1995, as amended, indicating that certain statements contained therein may be “forward-looking statements” rather than historical. Such forward-looking statements are based on management’s current beliefs and are subject to a a variety of known and unknown risks, uncertainties, and other factors that are difficult to predict and many of which are beyond management’s control. An extensive list of factors that can affect future results are discussed in the Company’s most recent Annual Report on Form 10-K, as amended, and other documents filed by the Company from time to time with the U.S. Securities and Exchange Commission. The Company does not assume any obligation to update or revise any such forward-looking statement to reflect new information or events.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description
99.1		Press Release dated September 8, 2026.
104		Cover Page Interactive Date File (embedded within the Inline XBRL document)

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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 8, 2026	By:	/s/ Donald G. Ainscow
	Name:	Donald G. Ainscow
	Title:	Executive Vice President, General Counsel and Secretary

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