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 24, 2000 INSMED INCORPORATED (Exact name of registrant as specified in its charter) VIRGINIA 0-30739 54-1972729 - --------------------------------- ------------ ---------- (State or other jurisdiction of (Commission File Number) (I.R.S. Employer incorporation) Identification No.) 800 East Leigh Street, Richmond, VA 23219 (Address of principal executive offices and zip code) Registrant's telephone number, including area code: (804) 828-6893 ITEM 5. OTHER EVENTS On November 24, 2000, Insmed Incorporated publicly announced that it had received preliminary data for two clinical trials. This information is included in the press release attached hereto as Exhibit 99.1 which was posted on Insmed's website on November 27, 2000. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS (c) Exhibit 99.1 Press Release dated November 24, 2000. 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. INSMED INCORPORATED Date: November 22, 2000 By: /s/ Michael D. Baer ------------------- Michael D. Baer Chief Financial Officer INSMED INCORPORATED INDEX TO EXHIBITS Exhibit Number 99.1 Press Release dated November 24, 2000.