U.S. SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 [_] Check box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). ________________________________________________________________________________ 1. Name and Address of Reporting Person* Mason Scott C. -------------------------------------------------------------------------------- (Last) (First) (Middle) c/o UCAR International Inc. 3102 West End Avenue Suite 1100 -------------------------------------------------------------------------------- (Street) Nashville TN 37203 -------------------------------------------------------------------------------- (City) (State) (Zip) ________________________________________________________________________________ 2. Issuer Name and Ticker or Trading Symbol UCAR International Inc. UCR ________________________________________________________________________________ 3. IRS Identification Number of Reporting Person, if an Entity (Voluntary) ________________________________________________________________________________ 4. Statement for Month/Year 09/30/2001 ________________________________________________________________________________ 5. If Amendment, Date of Original (Month/Year) ________________________________________________________________________________ 6. Relationship of Reporting Person to Issuer (Check all applicable) [_] Director [_] 10% Owner [X] Officer (give title below) [_] Other (specify below) Executive Vice President, Advanced Energy Technology Division ________________________________________________________________________________ 7. Individual or Joint/Group Filing (Check applicable line) [X] Form filed by one Reporting Person [_] Form filed by more than one Reporting Person ________________________________________________________________________________ ================================================================================ Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned ================================================================================ 6. 4. 5. Owner- Securities Acquired (A) or Amount of ship 3. Disposed of (D) Securities Form: 7. Transaction (Instr. 3, 4 and 5) Beneficially Direct Nature of 2. Code ------------------------------- Owned at End (D) or Indirect 1. Transaction (Instr. 8) (A) of Month Indirect Beneficial Title of Security Date ------------ Amount or Price (Instr. 3 (I) Ownership (Instr. 3) (mm/dd/yy) Code V (D) and 4) (Instr.4) (Instr. 4) ------------------------------------------------------------------------------------------------------------------------------------ Common Stock 19,556 D ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ==================================================================================================================================== * If the Form is filed by more than one Reporting Person, see Instruction 4(b)(v). Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Print or Type Response) (Over) FORM 4 (continued) Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================ 10. 9. Owner- Number ship of Form 2. Deriv- of Conver- 5. 7. ative Deriv- 11. sion Number of Title and Amount Secur- ative Nature or Derivative 6. of Underlying 8. ities Secur- of Exer- 4. Securities Date Securities Price Bene- ity: In- cise 3. Trans- Acquired (A) Exercisable and (Instr. 3 and 4) of ficially Direct direct Price Trans- action or Disposed Expiration Date ---------------- Deriv- Owned (D) or Bene- 1. of action Code of(D) (Month/Day/Year) Amount ative at End In- ficial Title of Deriv- Date (Instr. (Instr. 3, ---------------- or Secur- of direct Owner- Derivative ative (Month/ 8) 4 and 5) Date Expira- Number ity Month (I) ship Security Secur- Day/ ------ ------------ Exer- tion of (Instr. (Instr. (Instr. (Instr. (Instr. 3) ity Year) Code V (A) (D) cisable Date Title Shares 5) 4) 4) 4) ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value Time options $.01 per (right to buy) $13.19 (1) 9/29/08 share 150,000 150,000 D ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value Time options $.01 per (right to buy) $8.56 12/15/02 12/15/10 share 80,000 80,000 D ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value Time options $.01 per (right to buy) $8.85 9/25/01 A 87,000 (2) 9/25/11 share 87,000 87,000 D ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ==================================================================================================================================== Explanation of Responses: (1) 50,000 of such options vested on April 3, 2001. 100,000 of such options will vest on April 3, 2007; however, 50,000 unvested shares will vest on each of the dates, if any, on which the closing price of the Company's common stock has been at least $15.85 per share and $18.50 per share for at least 20 consecutive trading days. (2) Options were granted as part of an annual grant. Of such options, 15,000 vested on September 25, 2001 and 72,000 will vest on September 25, 2003. /s/ Karen G. Narwold October 10, 2001 --------------------------------------------- ----------------------- **Signature of Reporting Person Date Karen G. Narwold, Attorney-in-Fact for Scott C. Mason ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure. Page 2