As filed with the Securities and Exchange Commission on May 28, 1996 Registration No. 333-3978 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ______________________ FORM S-1MEF REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ______________________ AMISYS MANAGED CARE SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 7373 13-3355918 (State or other (Primary standard (I.R.S. employer jurisdiction of industrial identification number) incorporation or classification code number) organization) 30 West Gude Drive, 5th Floor Rockville, Maryland 20850 (301) 251-8600 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) Kevin R. Brown President, Chief Executive Officer AMISYS MANAGED CARE SYSTEMS, INC. 30 West Gude Drive, 5th Floor Rockville, Maryland 20850 (301) 251-8600 (Name, address, including zip code, and telephone number, including area code, of agent for service) ________________________ Michael J. Silver Robert B. Ott Hogan & Hartson L.L.P. Arnold & Porter 111 S. Calvert Street, Suite 1600 555 Twelfth Street, N.W. Baltimore, MD 21202 Washington, DC 20004-1202 (410) 659-2700 (202) 942-5008 ________________________ Approximate date of commencement of proposed sale to the public: As soon as practicable after the effective date of this Registration Statement. If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, check the following box. /q/ 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. /y/ 333-3978 If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. /q/ If delivery of the prospectus is expected to be made pursuant to Rule 434, please check the following box. /q/ ________________________ CALCULATION OF REGISTRATION FEE Proposed Proposed Amount of Title of each class Amount to maximum maximum registration of securities to be be offering aggregate fee registered registered price offering per unit price (1) (1) Common Stock, $.001 par 10,000 $26.00 $260,000 $100.00 value ================================================================================ (1) Estimated solely for purposes of calculating the registration fee pursuant to Rule 457(c). ________________________ Explanatory Note This registration statement is being filed pursuant to Rule 462(b) under the Securities Act of 1933, as amended, to register an additional 10,000 shares of Common Stock of AMISYS Managed Care Systems, Inc. (the "Company") to be sold by Kevin R. Brown, Chairman, President and Chief Executive Officer of the Company. This registration statement includes the facing page, the signature page, an exhibit index, an accountants' consent and an exhibit 5 legal opinion. Kevin R. Brown beneficially owned 324,000 shares (4.28%) of common stock prior to the offering and will beneficially own 264,000 shares (3.48%) following the offering. Following the offering, all directors and officers as a group will beneficially own 3,843,360 shares (49.91%) of common stock. Pursuant to Rule 462(b) and General Instruction V to Form S-1, the contents of Registration Statement No. 333-3978 (declared effective at 4:00 p.m. on May 28, 1996) are incorporated by reference herein. Item 16. Exhibits and Financial Statement Schedules. (a) Exhibits: Exhibit Number Description - ------- ----------- 5.01 Opinion of Hogan & Hartson L.L.P. as to the legality of the Common Stock being registered. 23.01 Consent of Hogan & Hartson L.L.P. (contained in Exhibit 5.01). 23.02 Consent of Coopers & Lybrand L.L.P. 24.01* Power of Attorney (contained in signature page). 27.01 Financial Data Schedule. - ----------------------------------- *Incorporated by reference to the Registration's Registration Statement on Form S-1 (333-3978). SIGNATURES AND POWER OF ATTORNEY Pursuant to the requirements of the Securities Act of 1933, the Registrant has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Rockville, State of Maryland, on May 28, 1996. AMISYS MANAGED CARE SYSTEMS, INC. By: /s/ Robert J. Sullivan --------------------------- Robert J. Sullivan Vice President, Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer). Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the date indicated. Chief Executive Officer, President /s/ * and Director (Principal Executive May 28, 1996 - --------------------------- Officer) Kevin R. Brown Vice President, Chief Financial Officer (Principal Financial Officer /s/ Robert J. Sullivan and Principal Accounting Officer) May 28, 1996 - --------------------------- Robert J. Sullivan /s/ * Director May 28, 1996 - --------------------------- Peter J. Barris /s/ * Director May 28, 1996 - --------------------------- Howard E. Cox, Jr. /s/ * Director May 28, 1996 - --------------------------- Donald B. Hebb, Jr. /s/ * Director May 28, 1996 - --------------------------- Arthur J. Marks /s/ * Director May 28, 1996 - --------------------------- Gary Greenfield By: Robert J. Sullivan May 28, 1996 ------------------ Robert J. Sullivan Attorney-in-fact