1 - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON D.C. 20549 ------------------------ FORM 10-K/A ------------------------ (MARK ONE) [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2000 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM ____________ TO ____________ . COMMISSION FILE NUMBER: 0-28402 -------------------------------- ARADIGM CORPORATION (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) CALIFORNIA 94-3133088 (STATE OR OTHER JURISDICTION OF (I.R.S. EMPLOYER INCORPORATION OR ORGANIZATION) IDENTIFICATION NO.) 3929 POINT EDEN WAY, HAYWARD, CA 94545 (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE: (510) 265-9000 SECURITIES REGISTERED PURSUANT TO SECTION 12(b) OF THE ACT: NONE SECURITIES REGISTERED PURSUANT TO SECTION 12(g) OF THE ACT: COMMON STOCK, NO PAR VALUE ------------------------ Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes [X] No [ ] Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. [ ] As of February 28, 2001, there were 19,065,138 shares of common stock outstanding. The aggregate market value of voting stock held by non-affiliates of the Registrant was approximately $157,304,880 based upon the closing price of the common stock on February 28, 2001 on The Nasdaq Stock Market. Shares of common stock held by each officer, director and holder of five percent or more of the outstanding common stock have been excluded in that such persons may be deemed to be affiliates. This determination of affiliate status is not necessarily a conclusive determination for other purposes. Items 10, 11, 12 and 13 of Part III incorporate information by reference from the Registrant's definitive Proxy Statement for the Annual Meeting of Shareholders to be held on May 18, 2001. - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- 2 EXPLANATORY NOTE This amendment to Form 10-K is being filed in order to correct dates on "Signatures" page. 3 SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Hayward, State of California, on the 29th day of March, 2001. ARADIGM CORPORATION By: /s/ RICHARD P. THOMPSON ------------------------------------ Richard P. Thompson President and Chief Executive Officer KNOWN ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints, jointly and severally, Richard P. Thompson and Norman Halleen, and each one of them, attorneys-in-fact for the undersigned, each with power of substitution, for the undersigned in any and all capacities, to sign any and all amendments to this Report on Form 10-K, and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that each of said attorneys-in-fact, or their substitutes, may do or cause to be done by virtue hereof. IN WITNESS WHEREOF, each of the undersigned has executed this Power of Attorney as of the date indicated opposite his name. Pursuant to the requirements of the Securities and Exchange Act of 1934, this Report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated. SIGNATURE TITLE DATE --------- ----- ---- /s/ RICHARD P. THOMPSON President, Chief Executive March 29, 2001 - ----------------------------------------------------- Officer and Director Richard P. Thompson (Principal Executive Officer) /s/ NORMAN HALLEEN Vice President, Finance and March 29, 2001 - ----------------------------------------------------- Administration and Norman Halleen Chief Financial Officer (Principal Financial and Accounting Officer) /s/ FRANK H. BARKER Director March 29, 2001 - ----------------------------------------------------- Frank H. Barker /s/ WAYNE L. ROE Director March 29, 2001 - ----------------------------------------------------- Wayne L. Roe /s/ VIRGIL D. THOMPSON Director March 29, 2001 - ----------------------------------------------------- Virgil D. Thompson 54