1 AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON OCTOBER 9, 1997 REGISTRATION NO. 333- ================================================================================ SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ------------------------ FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ------------------------ COULTER PHARMACEUTICAL, INC. (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) DELAWARE 2834 94-3219075 (STATE OR OTHER JURISDICTION OF (PRIMARY STANDARD INDUSTRIAL (I.R.S. EMPLOYER INCORPORATION OR ORGANIZATION) CLASSIFICATION CODE NUMBER) IDENTIFICATION NUMBER) ------------------------ 550 CALIFORNIA AVENUE, SUITE 200 PALO ALTO, CALIFORNIA 94306-1440 (650) 842-7300 (ADDRESS, INCLUDING ZIP CODE, AND TELEPHONE NUMBER, INCLUDING AREA CODE, OF REGISTRANT'S PRINCIPAL EXECUTIVE OFFICES) ------------------------ MICHAEL F. BIGHAM PRESIDENT AND CHIEF EXECUTIVE OFFICER COULTER PHARMACEUTICAL, INC. 550 CALIFORNIA AVENUE, SUITE 200 PALO ALTO, CALIFORNIA 94306-1440 (650) 842-7300 (NAME, ADDRESS AND TELEPHONE NUMBER OF AGENT FOR SERVICE) ------------------------ COPIES TO: JAMES C. KITCH, ESQ. ALAN K. AUSTIN, ESQ. JOHN A. DADO, ESQ. ELIZABETH R. FLINT, ESQ. COOLEY GODWARD LLP WILSON SONSINI GOODRICH & ROSATI FIVE PALO ALTO SQUARE PROFESSIONAL CORPORATION 3000 EL CAMINO REAL 650 PAGE MILL ROAD PALO ALTO, CALIFORNIA 94306 PALO ALTO, CALIFORNIA 94304 ------------------------ APPROXIMATE DATE OF PROPOSED SALE TO THE PUBLIC: As soon as practicable after the effective date of this Registration Statement. ------------------------ If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. [X] 333-36607 ------------------------ CALCULATION OF REGISTRATION FEE ================================================================================ TITLE OF SECURITIES AMOUNT TO BE PROPOSED MAXIMUM OFFERING PROPOSED MAXIMUM AGGREGATE AMOUNT OF TO BE REGISTERED REGISTERED(1) PRICE PER SHARE OFFERING PRICE REGISTRATION FEE - ------------------------------------------------------------------------------------------------------------------------ Common Stock, $0.001 par value............ 402,500 $15.50 $6,238,750 $1,891 ======================================================================================================================== (1) Includes 52,500 shares of Common Stock issuable upon exercise of the Underwriters' over-allotment option. ================================================================================ EXPLANATORY NOTE This registration statement is being filed pursuant to Rule 462(b) and General Instruction V of Form S-1. Incorporated by reference herein is, in its entirety, the Registration Statement on Form S-1 (File No. 333-36607) of Coulter Pharmaceutical, Inc., which was declared effective by the Securities and Exchange Commission on October 9, 1997. 2 SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the Registrant has caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Palo Alto, County of Santa Clara, State of California, on the 9th day of October, 1997. COULTER PHARMACEUTICAL, INC. By: /s/ MICHAEL F. BIGHAM ------------------------------------ Michael F. Bigham President, Chief Executive Officer and Director (Principal Executive Officer) SIGNATURE TITLE DATE - ------------------------------------- ------------------------------------ ------------------ /s/ MICHAEL F. BIGHAM President, Chief Executive Officer October 9 , 1997 - ------------------------------------- and Director (Principal Executive Michael F. Bigham Officer) /s/ WILLIAM G. HARRIS* Vice President and Chief Financial October 9, 1997 - ------------------------------------- Officer (Principal Financial and William G. Harris Accounting Officer) /s/ BRIAN G. ATWOOD* Director October 9, 1997 - ------------------------------------- Brian G. Atwood /s/ DONALD L. LUCAS* Director October 9, 1997 - ------------------------------------- Donald L. Lucas Director October 9, 1997 - ------------------------------------- Robert Momsen /s/ ARNOLD ORONSKY* Director October 9, 1997 - ------------------------------------- Arnold Oronsky /s/ SUE VAN* Director October 9, 1997 - ------------------------------------- Sue Van Director October 9, 1997 - ------------------------------------- George J. Sella, Jr. /s/ JOSEPH R. COULTER, III* Director October 9, 1997 - ------------------------------------- Joseph R. Coulter, III *By: /s/ MICHAEL F. BIGHAM - ------------------------------------- Michael F. Bigham Attorney in Fact 3 EXHIBIT INDEX EXHIBIT EXHIBIT FOOTNOTE NUMBER DESCRIPTION OF DOCUMENT - --------- ------ --------------------------------------------------------------------- (5) 5.1 Opinion of Cooley Godward LLP. 23.1 Consent of Ernst & Young LLP. 23.2 Consent of Cooley Godward LLP. Reference is made to Exhibit 5.1.