krys-20250602

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): June 2, 2025

KRYSTAL BIOTECH, INC.

(Exact name of registrant as specified in its charter)

Delaware

001-38210

82-1080209

(State or other jurisdiction
of incorporation)

(Commission
File Number)

(IRS Employer
Identification Number)

2100 Wharton Street, Suite 701

Pittsburgh, Pennsylvania 15203

(Address of principal executive offices, including Zip Code)

Registrant’s telephone number, including area code: (412) 586-5830

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

KRYS

Nasdaq Global Select 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 June 2, 2025, Krystal Biotech, Inc. (the “Company”) provided a clinical update on the monotherapy cohort from its Phase 1/2 clinical trial of inhaled KB707 for the treatment of solid tumors of the lung, which was presented by Wen Wee Ma, MD, Enterprise Vice Chair, Research, Cancer Institute, Cleveland Clinic, in a poster entitled “Inhaled KB707, a Novel HSV-based Immunotherapy, as a Monotherapy in Patients with Advanced Solid Tumor Malignancies Affecting the Lungs: Efficacy and Safety Results from a Phase 1/2 Study” at the 2025 American Society of Clinical Oncology (ASCO) Annual Meeting in Chicago, IL. A copy of the poster presented at the ASCO meeting is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The poster will also be available on the “Investors” section of the Company’s website at www.krystalbio.com.

The information contained in Item 8.01 of this Current Report on Form 8-K and in Exhibit 99.1 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. The information contained in Item 8.01 of this Current Report on Form 8-K and in Exhibit 99.1 attached hereto shall not be incorporated into any registration statement or other document filed with the Securities and Exchange Commission by the Company, whether made before or after the date hereof, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.


Exhibit No.						Description

99.1						Poster entitled “Inhaled KB707, a Novel HSV-based Immunotherapy, as a Monotherapy in Patients with Advanced Solid Tumor Malignancies Affecting the Lungs: Efficacy and Safety Results from a Phase 1/2 Study”.
104						Cover Page Interactive Data file (embedded within the Inline XBRL document)

SIGNATURES

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

Date: June 2, 2025

KRYSTAL BIOTECH, INC.

By:

/s/ Krish S. Krishnan

Name:

Krish S. Krishnan

Title:

Chairman and Chief Executive Officer

Krystal Biotech Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits