UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* NPS PHARMACEUTICALS, INC. ________________________________________________________________________________ (Name of Issuer) Common Stock, $.001 par value ________________________________________________________________________________ (Title of Class of Securities) 62936P103 _______________________________________________________________ (CUSIP Number) George A. Vandeman One Amgen Center Drive, Thousand Oaks, California 91320-1789 ________________________________________________________________________________ (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) March 22, 1996 _______________________________________________________________ (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of (S)(S)240.13d-1(e), 240.13d-1(f) or 240.13d-7(g), check the following box [_]. Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See (S) 240.13d-7(b) for other parties to whom copies are to be sent. * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). SCHEDULE 13D - ----------------------- --------------------- CUSIP NO. 62936P103 PAGE 2 OF 10 PAGES - ----------------------- --------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) AMGEN INC. - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [_] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ SOURCE OF FUNDS (SEE INSTRUCTIONS) 4 NC - ------------------------------------------------------------------------------ CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [_] 5 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 6 DELAWARE - ------------------------------------------------------------------------------ SOLE VOTING POWER 7 NUMBER OF 1,000,000 shares SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 8 0 shares OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 9 REPORTING 1,000,000 shares PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 10 0 shares - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 11 1,000,000 shares - ------------------------------------------------------------------------------ CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 12 (SEE INSTRUCTIONS) [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 13 8.11% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 14 CO - ------------------------------------------------------------------------------ Item 1. Security and Issuer - ------ This statement is filed under Section 13(d) of the Securities Exchange Act of 1934, as amended ("Exchange Act") and relates to shares of Common Stock of $0.001 par value ("Common Stock"), of NPS Pharmaceuticals, Inc., a Delaware corporation (the "Issuer"). The Principal executive offices of the Issuer are located at 420 Chipeta Way, Salt Lake City, Utah, 84108-1256. Item 2. Identity and Background - ------ 1. (a) Reporting Person: Amgen Inc. ("Amgen") (b) Place of Organization: Delaware (c) Principal Business: Pharmaceuticals Principal Business Address: Amgen Inc. One Amgen Center Drive Thousand Oaks, CA 91320-1799 Principal Office: (See above address) (d) See 2(d) and (e) below 2. (a) Enumerated Persons: The executive officers and directors of Amgen are as follows: Name Position Held with Amgen ---- ------------------------ Mr. Gordon M. Binder Chairman of the Board; Chief Executive Officer Mr. Kevin W. Sharer President, Chief Operating Officer, member of the Board Dr. N. Kirby Alton Senior Vice President - Development 3 Mr. Stanley M. Benson Senior Vice President - Sales and Marketing Ms. Kathryn E. Falberg Senior Vice President - Finance and Chief Financial Officer Dr. Dennis M. Fenton Senior Vice President - Operations Mr. Edward F. Garnett Vice President - Human Resources Mr. Daryl D. Hill Senior Vice President - Quality and Compliance Dr. George Morstyn Vice President, Product Development and Chief Medical Officer Mr. Steven M. Odre Vice President - Intellectual Property and Associate General Counsel Dr. Lawrence M. Souza Senior Vice President - Research Mr. George A. Vandeman Senior Vice President - Corporate Development, General Counsel and Secretary Mr. William K. Bowes, Jr. Director Mr. Jerry D. Choate Director Mr. Frederick W. Gluck Director Mr. Franklin P. Johnson, Jr. Director Mr. Steven Lazarus Director Dr. Gilbert S. Omenn Director Ms. Judith C. Pelham Director 4 (b) Business address: The business address of the above named individuals are as follows: Binder, Sharer, Benson, Amgen Inc. Fenton, Garnett, Hill, Messrs One Amgen Center Drive Odre, Souza and Vandeman; Thousand Oaks, CA 91320-1799 Ms. Falberg, Drs. Alton, Morstyn, and Souza Mr. Bowes U.S. Venture Partners 2180 Sand Hill Road, Suite 300 Menlo Park, California 94025 Mr. Choate Allstate Insurance Company 2775 Sanders Road, Suite F9 Northbrook, Illinois 60062 Mr. Gluck 743 San Ysidro Road Santa Barbara, California 93108 Mr. Johnson Asset Management Partners 2275 East Bayshore Road Suite 150 Palo Alto, California 94303 Mr. Lazarus ARCH Venture Partners, L.P. O'Hare Plaza 8735 W. Higgins Road Suite 235 Chicago, Illinois 60631 Dr. Omenn University of Michigan Health System 1301 Catherine Drive Room M7324 Ann Arbor, Michigan 48109 Ms. Pelham Mercy Health Services 34605 Twelve Mile Road Farmington Hills, Michigan 48331 5 (c) Principal Employment, Name of Employer, Principal Business: Binder, Sharer, Benson, Fenton, Garnett, Hill, Messrs, Odre, and Vandeman, Ms. Falberg, Drs. Alton, Morstyn and Souza are employed by Amgen Inc. in the capacities named above. Mr. Bowes is a general partner of U.S. Venture Partners, a venture capital investment entity, whose address is given above. Mr. Choate is the Chairman and Chief Executive Officer of Allstate Insurance Company whose address is given above. Mr. Gluck is the retired Vice Chairman of Bechtel Group, Inc. whose address is given above. Mr. Johnson is a general partner of Asset Management Partners, a venture capital limited partnership, whose address is given above. Mr. Lazarus is the managing general partner of ARCH Venture Partners, L.P., an early stage venture capital partnership, whose address is given above. Dr. Omenn is the Executive Vice President for Medical Affairs for the University of Michigan Health System, whose address is given above. Ms. Pelham is President and Chief Executive Officer of Mercy Health Services, a unified system of institutions, programs and services, whose address is given above. (d) & (e) During the last five years, neither Amgen, nor, to the best of its knowledge, any of its executive officers or directors (i) has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors); or (ii) has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceedings was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. (f) With the exception of Dr. George Morstyn, who is a citizen of Australia, all of the persons enumerated above are citizens of the United States of America. 6 Item 3. Source and Amount of Funds or Other Consideration - ------ NA Item 4. Purpose of the Transaction - ------ As set forth below in Item 6, the Shares were purchased on March 22, 1996 in connection with the Development and License Agreement Dated March 18, 1996, effective December 27, 1995, between the Issuer and Amgen (the "License Agreement") and pursuant to the terms of the Stock Purchase Agreement made as of March 18, 1996 between the Issuer and Amgen (the "Stock Purchase Agreement"). Amgen has no present plan or proposal which relates to or would result in any of the outcomes covered in subsections (a) through (j) of this Item 4. Further, as described below in Item 6, pursuant to the standstill provisions of the Stock Purchase Agreement, unless certain circumstances have occurred, Amgen is restricted from participating in activities that would result in any of the outcomes covered in subsections (a) through (j) of this Item 4. Item 5. Interest in Securities of the Issuer - ------ (a) As of the date of this Schedule 13D, Amgen beneficially owns 1,000,000 shares of the Issuer's Common Stock (the "Shares") which is approximately 8.11% of the outstanding shares of the Issuer's Common Stock as identified in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 1998. (b) Amgen has the sole power to vote or to direct the vote and sole power to dispose or to direct the disposition of the Shares. (c) There were no other transactions in the Common Stock of the Issuer that were effected during the past sixty days by Amgen. (d) To the best knowledge of Amgen, no person other than Amgen has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the Shares. (e) NA 7 ITEM 6. Contracts, Arrangements, Understandings or Relationships with - ------ Respect to Securities of the Issuer License Agreement. On March 18, 1996, Amgen and the Issuer entered into the License Agreement, effective December 27, 1995, which agreement is incorporated by reference hereto as Exhibit 10.1, which grants Amgen the exclusive right to develop and commercialize compounds for the treatment of hyperparathyroidism and indications other than osteoporosis worldwide, excluding Japan, China, Korea and Taiwan. Separately and also on March 18, 1996, and in connection with the License Agreement, Amgen and the Issuer entered into the Stock Purchase Agreement, which agreement is incorporated by reference hereto as Exhibit 10.2, pursuant to which Amgen agreed to purchase the Shares at the price of the Issuer's Common Stock in November 1995 (when the License Agreement was negotiated) for an aggregate purchase price of $7.5 million. Stock Purchase Agreement. Under the Stock Purchase Agreement, Amgen has certain rights and restrictions with respect to both the Shares and the securities of the Issuer. On March 20, 1996, pursuant to the Stock Purchase Agreement, the Issuer filed a shelf registration statement on form S-3 for the exclusive use of Amgen to register the Shares which the Issuer, pursuant to the terms of the Stock Purchase Agreement, shall keep effective until March 22, 1999. Under such registration statement and with the occurrence of certain circumstances, the issuer may enforce suspension or holdback periods, which may remain in force up to 120 days or 135 days, respectively, during which Amgen may not dispose of any of the Shares. Stock Purchase Agreement Standstill Provisions. Also under the Stock Purchase Agreement, Amgen has agreed to certain other restrictions on its actions consistent with their investment in the Issuer. Until the earlier of (a) March 22, 2001, (b) the occurrence of certain changes in control of the Issuer or (c) Amgen ceasing to own 5% of the outstanding voting securities of the Issuer, Amgen and/or its affiliates, shall not, without the prior approval of the Issuer's Board of Directors: (i) acquire more than 20% of the total voting power of the Issuer; (ii) solicit proxies with respect to such securities; (iii) take actions to convene shareholders of the Issuer; (iv) propose any tender or exchange offer for securities of the Issuer, a merger, recapitalization or other extraordinary corporate transaction; (v) deposit Issuer securities into a voting trust or subject the Issuer securities to voting agreements, or grant any proxy with respect to the Issuer securities; or (vi) form, join or participate in a group for the purpose of acquiring, holding, voting or disposing of Issuer securities. 8 The Stock Purchase Agreement also contemplated registration rights. Such registration rights have expired. ITEM 7. Material to be Filed as Exhibits - ------ Exhibit 10.1: Development and License Agreement Dated March 18, 1996 Between NPS Pharmaceuticals, Inc. and Amgen Inc.* Exhibit 10.2: Stock Purchase Agreement Made as of March 18, 1996 Between NPS Pharmaceuticals, Inc. and Amgen Inc.* - -------------------------------------------------------------------------------- * Incorporated by reference from NPS Pharmaceuticals, Inc. Form 10-K/A Amendment No. 2 for the fiscal year ended December 31, 1995. Such exhibits were granted and subject to confidential treatment. 9 SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: December 22, 1998 AMGEN INC. BY: /s/ Kathryn E. Falberg ---------------------------------- Kathryn E. Falberg Senior Vice President, Finance and Chief Financial Officer 10 EXHIBIT INDEX Exhibit Description Sequential Number -------------- Page - ---------- Number -------------- 10.1 Development and License Agreement dated as of March 18, 1996 Between NPS Pharmaceuticals, Inc. and Amgen Inc. * 10.2 Stock Purchase Agreement made as of March 18, 1996 Between NPS Pharmaceuticals, Inc. and Amgen Inc. * - -------------------------------------------------------------------------------- * Incorporated by reference from NPS Pharmaceuticals, Inc. Form 10-K/A Amendment No. 2 for the fiscal year ended December 31, 1995.