-----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, HDl4PyRLKu7G0f/ZqFrN59ebRGKNael1AFEUNxJ8vEBM7XGrZ4TXG7LsjBmMePHy BZl1YS9NQCeJyG6VxJUAPg== 0001047469-99-005449.txt : 19990215 0001047469-99-005449.hdr.sgml : 19990215 ACCESSION NUMBER: 0001047469-99-005449 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19990212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NORTH AMERICAN SCIENTIFIC INC CENTRAL INDEX KEY: 0000949876 STANDARD INDUSTRIAL CLASSIFICATION: IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835] IRS NUMBER: 510366422 STATE OF INCORPORATION: DE FISCAL YEAR END: 1031 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: SEC FILE NUMBER: 005-49267 FILM NUMBER: 99537267 BUSINESS ADDRESS: STREET 1: 7435 GREENBUSH AVE CITY: NORTH HOLLYWOOD STATE: CA ZIP: 91605 BUSINESS PHONE: 8185039201 MAIL ADDRESS: STREET 1: 7435 GREENBUSH AVE CITY: NORTH HOLLYWOOD STATE: CA ZIP: 91605 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: GRUVERMAN IRWIN J/ CENTRAL INDEX KEY: 0000922856 STANDARD INDUSTRIAL CLASSIFICATION: UNKNOWN SIC - 0000 [0000] STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 30 OSSIPEE RD CITY: NEWTON STATE: MA ZIP: 02164 MAIL ADDRESS: STREET 1: 30 OSSIPEE RD CITY: NEWTON STATE: MA ZIP: 02164 SC 13G/A 1 SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 3)* NORTH AMERICAN SCIENTIFIC, INC. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock - -------------------------------------------------------------------------------- (Title of Class of Securities) 65715D100 ---------------------------------- (CUSIP Number) *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). Page 1 of 4 Pages SCHEDULE 13G CUSIP No. 65715D100 Page 2 of 4 Pages - ------------------------------------------------------------------------------- (1) NAMES OF REPORTING PERSONS. S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS Irwin J. Gruverman - ------------------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER (A) / / OF A GROUP (B) /X/ - ------------------------------------------------------------------------------- (3) SEC USE ONLY - ------------------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION U.S. - ------------------------------------------------------------------------------- NUMBER OF SHARES (5) SOLE VOTING POWER BENEFICIALLY 460,600* OWNED BY -------------------------------------------------- EACH REPORTING (6) SHARED VOTING POWER PERSON WITH: 0 -------------------------------------------------- (7) SOLE DISPOSITIVE POWER 460,600* -------------------------------------------------- (8) SHARED DISPOSITIVE POWER 0 - ------------------------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 460,600* - ------------------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* /X/ - ------------------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.7% - ------------------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* IN - ------------------------------------------------------------------------------- *Includes 31,000 shares held in a fund of which the reporting person is the sole general partner, and 45,000 shares subject to outstanding options which are currently exercisable. Excludes 30,000 shares owned by reporting person's spouse, as to which reporting person disclaims beneficial ownership. The information in this Form 13G reflects a 3 for 2 stock split effected in the form of a dividend effective April 20, 1998. ITEM 1(a) Name of Issuer North American Scientific, Inc. ITEM 1(b) Address of Issuer's Principal Executive Offices 20200 Sunburst Street Chatsworth, CA 91311 ITEM 2(a) Name of Person Filing Irwin J. Gruverman ITEM 2(b) Address of Principal Business Office 30 Ossipee Road Newton, MA 02464 ITEM 2(c) Citizenship United States ITEM 2(d) Title of Class of Securities Common Stock, $0.01 par value ITEM 2(e) CUSIP Number 65715D100 ITEM 3. Not Applicable ITEM 4. OWNERSHIP The following information is provided as of December 31, 1998: (a) Amount beneficially owned: 460,600* (b) Percent of class: 6.7% (c) Number of shares as to which the person has: (i) sole power to vote or to direct the vote 460,600* (ii) shared power to vote or to direct the vote 0 (iii) sole power to dispose or to direct the disposition of 460,600* (iv) shared power to dispose or to direct the disposition of 0 *Includes 31,000 shares held in a fund of which the reporting person is the sole general partner, 45,000 shares subject to outstanding options which are immediately exercisable. Excludes 30,000 shares owned by reporting person's spouse, as to which reporting person disclaims beneficial ownership. Page 3 of 4 Pages 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 Not Applicable 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: February 12, 1999 Signature: /s/ Irwin J. Gruverman ---------------------- Name/Title: Irwin J. Gruverman Page 4 of 4 Pages -----END PRIVACY-ENHANCED MESSAGE-----