-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, JP7m/OK2fz+j4ISPdF2sf7juypLTMKwIuNb5BHcQ7g/o4VXXA8xYeHOrQH5VrVQk AcBrRIf6Rv8Yow9Efn7FGQ== 0000901535-03-000004.txt : 20030212 0000901535-03-000004.hdr.sgml : 20030212 20030212114643 ACCESSION NUMBER: 0000901535-03-000004 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20030212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: VICOR CORP CENTRAL INDEX KEY: 0000751978 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRONIC COMPONENTS, NEC [3679] IRS NUMBER: 042742817 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-41414 FILM NUMBER: 03553037 BUSINESS ADDRESS: STREET 1: 25 FRONTAGE ROAD CITY: ANDOVER STATE: MA ZIP: 01810 BUSINESS PHONE: 9784702900 MAIL ADDRESS: STREET 1: 25 FRONTAGE RD CITY: ANDOVER STATE: MA ZIP: 01810 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: WILMERDING DAVID R III CENTRAL INDEX KEY: 0000901535 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: C/O NEVIS CAPITAL MANAGEMENT INC STREET 2: 1119 ST. PAUL STREET CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: 4103852645 MAIL ADDRESS: STREET 1: 1119 ST. PAUL STREET STREET 2: C/O NEVIS CAPITAL MANAGEMENT INC CITY: BALTIMORE STATE: MD ZIP: 21202 SC 13G/A 1 g13vicrdw1202.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5) Vicor Corp. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 925815102 (CUSIP Number) December 31, 2002 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [ X] Rule 13d-1(c) [ ] Rule 13d-1(d) *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 the disclosures provided in a prior cover page. The information required in 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). CUSIP No. 925815102 1. NAME OF REPORTING PERSONS I.R.S. Identification Nos. of above persons (entities only). David R. Wilmerding, III 2. CHECK THE APPROPRIATE LETTER IF A MEMBER OF A GROUP: (a) (b) 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Maryland Number of 5. SOLE VOTING POWER: Shares 138,500 Beneficially Owned by 6. SHARED VOTING POWER: Each 1,486,989 Reporting Person With 7. SOLE DISPOSITIVE POWER: 138,500 8. SHARED DISPOSITIVE POWER: 1,486,989 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON: 1,625,489 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES: 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9): 5.3% 12. TYPE OF REPORTING PERSON: IN ITEM 1. (a) Name of Issuer: Vicor Corp. (b) Address of Issuer?s Principal Executive Offices: 25 Frontage Road Andover, MA 01810 ITEM 2. (a) Name of Person Filing: David R. Wilmerding, III (b) Address of Principal Business Office or, if none, Residence: 1119 St. Paul St., Baltimore MD 21202 (c) Citizenship: USA (d) Title of Class of Securities: COMMON STOCK (e) CUSIP Number: 925815102 ITEM 3. If this statement is filed pursuant to Sections 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: (a) [ ] Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o). (b) [ ] Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c). (c) [ ] Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c). (d) [ ] Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8). (e) [ ] An investment adviser in accordance with Section 240.13d-1(b)(1)(ii)(E); (f) [ ] An employee benefit plan or endowment fund in accordance with Section 240.13d-1(b)(1)(ii)(F); (g) [ ] A parent holding company or control person in accordance with Section 240.13d-1(b)(1)(ii)(G); (h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); (i) [ ] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3); (j) [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(J). ITEM 4. Ownership (a) Amount Beneficially Owned: 1,625,489 (b) Percent of Class: 5.3% (c) Number of shares as to which the person has: (i) sole power to vote or to direct vote: 138,500 (ii) shared power to vote or to direct the vote: 1,486,989 (iii) sole power to dispose or to direct the disposition of: 138,500 (iv) shared power to dispose or to direct the disposition: 1,486,989 Item 5. Ownership of Five Percent or Less of a Class Not Applicable Item 6. Ownership of More than Five Percent on Behalf of Another Person Not Applicable Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company Not Applicable Item 8. Identification and Classification of Members of the Group Not Applicable Item 9. Notice of Dissolution of Group Not Applicable Item 10. Certification (c) The following certification shall be included if the statement is filed pursuant to 240.13d-1(c): By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. 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. 02/12/2003 - ------------------------------------------------ Date /s/ David R. Wilmerding, III - ------------------------------------------------- David R. Wilmerding, III Page 4 of 5 -----END PRIVACY-ENHANCED MESSAGE-----