SCHEDULE 13G/A Page 1 of 4 Filing for 2001 AMERICAN BILTRITE, INC. AMENDMENT NO. 13 Cusip Number 024591109 AMERICAN BILTRITE, INC. Cusip Number 024591109 Page 2 of 4 1. NAME OF REPORTING PERSON S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Wilen Management Company,Inc. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) (b) ** 3. SEC USE ONLY 4. CITIZIN OR PLACE OF ORGANIZATION NUMBER OF SHARES BENEFICALLY OWNED BY EACH REPORTING PERSON WITH: 5. SOLE VOTING POWER 245,802 Shares 6. SHARED VOTING POWER NONE 7. SOLE DISPOSITIVE POWER 245,802 Shares 8. SHARES DISPOSTIVE POWER NONE 9. AGGREGATE AMOUNT BENEFICALLY OWNED BY EACH PERSON 245,802 Shares 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* N/A 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.1% 12. TYPE OF REPORTING PERSON* IA AMERICAN BILTRITE, INC. Cusip Number 024591109 Page 3 of 4 Item 1. Security and Issuer: This statement relates to the common stock of American Biltrite, Inc. ("The Issuer") 57 River Street, Wellesley Hills, MA 02181. Item 2. Identity and Background: (a) Name of Person Filing: Wilen Management Company, Inc. (b) Address of Principal Business Office: 2360 West Joppa Road, Suite 226 Lutherville, MD 21093 (c) Citizenship or Place of Organization: Maryland (d) Title of Class of Securities: Common Stock (e) CUSIP Number: 024591109 Item 3.: The Entity Filing is an Investment Adviser registered under section 203 of the Investment Advisers Act of 1940. Item 4. Ownership: (a) Amount Beneficially Owned: 245,802 shares (b) Percent of class: 7.1% (c) Number of Shares as to which such entity has: (i) Sole power to vote or to direct the vote: 245,802 shares (ii) Shared power to vote or to direct the vote: None (iii) Sole power to dispose or to direct the disposition of: 245,802 shares. (iv) shared power to dispose or to direct the disposition of: None Item 5. Ownership of Five Percent or Less of a Class of Securities: Not Applicable AMERICAN BILTRITE, INC. Cusip Number 024591109 Page 4 of 4 Item 6. Ownership of More Than Five Percent on Behalf of Another Person: Not Applicable Item 7. Identification and Classification of Subsidiaries 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: By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes 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. Dated this 25th day of January ,2002. JAMES WILEN James Wilen, President Wilen Management Company, Inc.