8-K – 2026-05-07 – ef20072589_8k.htm

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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): May 7, 2026

INSMED INCORPORATED

(Exact name of registrant as specified in its charter)

Virginia

000-30739

54-1972729

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

700 US Highway 202/206

Bridgewater ,
New Jersey

 

08807

(Zip Code)

(Address of principal executive offices)

 
 

Registrant’s telephone number, including area code: ( 908 ) 977-9900

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 (see General Instruction A.2. below):

☐

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 per share

INSM

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 (17 CFR 230.405) or
Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR 240.12b-2).

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 2.02

Results of Operations and Financial Condition.

On May 7, 2026, Insmed Incorporated (the “Company”) issued a press release regarding its financial results for the quarter ended March 31, 2026. A copy
of this press release is furnished herewith as Exhibit 99.1 pursuant to this Item 2.02. The slide presentation to be used during the conference call referenced in the press release is attached hereto as Exhibit 99.2 and incorporated herein by
reference.

The information contained herein, including the exhibits attached hereto, shall not be deemed “filed” for purposes of Section 18 of the Securities
Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

ITEM 9.01

Financial Statements and Exhibits.

(d) Exhibits

Exhibit

No.

 

Description

99.1

 

Press release issued by Insmed Incorporated on May 7, 2026.

99.2

 

Insmed Incorporated May 7, 2026 Presentation.

104

 

Cover Page Interactive Date File (embedded within the Inline XBRL document).

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.

Dated: May 7, 2026

INSMED INCORPORATED

 
 

 

By:

/s/ Michael A. Smith

 

Name:

Michael A. Smith

 

Title:

Chief Legal Officer and Secretary