LRMR files 8-K with Exhibit 99.1: new corporate presentation

Rhea-AI Filing Summary

Larimar Therapeutics (LRMR) filed an 8-K announcing an updated corporate presentation posted to its website and furnished as Exhibit 99.1, dated November 10, 2025. The company plans to use the slide deck in meetings with investors, analysts, and other stakeholders.

This is an informational update intended to support outreach and communication. The filing also lists the company’s common stock on the Nasdaq Global Market under the symbol LRMR.

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.

Understanding 8-K Material Events →

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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): November 10, 2025

Larimar Therapeutics, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-36510	20-3857670
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
Three Bala Plaza East
Bala Cynwyd, Pennsylvania				19004
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (844) 511-9056

(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 $0.001 per share		LRMR		Nasdaq Global Market

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 November 10, 2025, Larimar Therapeutics, Inc. (the "Company") posted on its website an updated slide presentation, which is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Representatives of the Company will use the presentation in various meetings with investors, analysts and other parties from time to time.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Below is a list of exhibits included with this Current Report on Form 8-K.

Exhibit No.		Document
99.1		Larimar Therapeutics, Inc. Corporate Presentation, dated November 10, 2025*
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

* Filed herewith

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.

			Larimar Therapeutics, Inc.
Date:	November 10, 2025	By:	/s/ Carole S. Ben-Maimon, M.D.
			Name: Carole S. Ben-Maimon, M.D. Title: President and Chief Executive Officer

FAQ

What did Larimar Therapeutics (LRMR) announce in this 8-K?

The company posted an updated corporate presentation to its website and furnished it as Exhibit 99.1.

When was the new LRMR presentation dated?

The presentation is dated November 10, 2025.

How will Larimar (LRMR) use the updated presentation?

Company representatives will use it in meetings with investors, analysts, and other parties.

Where can investors access the LRMR presentation?

It is posted on the company’s website and attached to the report as Exhibit 99.1.

What exchange lists LRMR common stock?

Larimar’s common stock trades on the Nasdaq Global Market under the symbol LRMR.

What form did Larimar file for this update?

Larimar filed a Form 8-K under Item 8.01 (Other Events).