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): July 26, 2005

IMCLONE SYSTEMS INCORPORATED

(Exact name of registrant as specified in its charter)

Delaware		0-19612		04-2834797
(State or other jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

180 Varick Street

New York, New York 10014

(Address of principal executive offices) (Zip Code)

(212) 645-1405

(Registrant’s telephone number, including area code)

N/A

(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):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure.

On July 26, 2005, ImClone Systems Incorporated issued a press release, attached as Exhibit 99.1 and incorporated herein by reference, announcing that it is scheduled to present at the Banc of America Securities 2005 Specialty Pharmaceuticals Conference in Southampton, New York, on Thursday, July 28, 2005, from 8:45 AM to 9:25 AM Eastern Daylight Time.

The press release is being furnished pursuant to Item 7.01, and the information contained therein shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liabilities under that Section. Furthermore, the information in Exhibit 99.1 shall not be deemed to be incorporated by reference into the filings of ImClone Systems Incorporated under the Securities Act of 1933.

Item 9.01 Financial Statements and Exhibits.

Exhibit No.		Description

99.1		Press Release of ImClone Systems Incorporated, dated July 26, 2005.

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.

	IMCLONE SYSTEMS INCORPORATED (Registrant)


Dated July 26, 2005	By:	/s/ Erik D. Ramanathan
			Erik D. Ramanathan
			Vice President and General Counsel

EXHIBIT INDEX

Exhibit No.		Description

99.1		Press Release of ImClone Systems Incorporated, dated July 26, 2005.