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): January 10, 2007

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 8.01. Other Events

On January 10, 2007, ImClone Systems Incorporated and Bristol-Myers Squibb Company announced that a Phase III clinical trial of ERBITUX® (cetuximab) plus FOLFIRI (an irinotecan-based chemotherapy) met its primary endpoint of progression-free survival in patients with previously untreated metastatic colorectal cancer. This clinical trial, known as CRYSTAL, was conducted by Merck KGaA, Darmstadt, Germany, ImClone Systems’ ERBITUX partner outside of North America. Results have been submitted for presentation at the 2007 American Society of Clinical Oncology Annual Meeting in Chicago in June.

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: January 16, 2007	By:	/s/ Daniel J. O’Connor
		Daniel J. O’Connor
		Vice President, Interim General Counsel