UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13D-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13D-1(B), (C) AND (D) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13D-2(B) (AMENDMENT NO. 1)* Nuance Communications, Inc. (Name of Issuer) Common Stock, $.001 par value (Title of Class of Securities) 669967101 (CUSIP Number) December 31, 2003 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [ ] 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 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. 669967101 13G PAGE 2 OF 4 PAGES ----------------------- ------------------ -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Chilton Investment Company, Inc. 13-3667517 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [X] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION State of Delaware -------------------------------------------------------------------------------- 5. SOLE VOTING POWER 1,829,500 NUMBER OF ------------------------------------------------------------------ SHARES 6. SHARED VOTING POWER BENEFICIALLY OWNED BY 0 EACH ------------------------------------------------------------------ REPORTING 7. SOLE DISPOSITIVE POWER PERSON WITH 1,829,500 ------------------------------------------------------------------ 8. SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,829,500 -------------------------------------------------------------------------------- 10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.2% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON (See Instructions) IA -------------------------------------------------------------------------------- ----------------------- ------------------ CUSIP NO. 669967101 13G PAGE 2 OF 4 PAGES ----------------------- ------------------ Pursuant to Rule 13d-2(b) of Regulation 13D-G under the Securities Exchange Act of 1934, as amended, the Schedule 13G initially filed on October 6, 2003 by Chilton Investment Company, Inc. (the "Reporting Person") with respect to the Common Stock, $0.001 par value (the "Common Stock"), of Nuance Communications, Inc., a Delaware corporation (the "Schedule 13G"), is hereby amended by this Amendment No. 1 to the Schedule 13G to report a change in the information reported in the Schedule 13G. The Schedule 13G is hereby amended as follows: Items 3, 4 and 10 are hereby amended and restated in their entirety to read: ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B), OR 13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A: (a) [ ] Broker or dealer registered under Section 15 of the Exchange Act. (b) [ ] Bank as defined in Section 3(a)(6) of the Exchange Act. (c) [ ] Insurance company as defined in Section 3(a)(19) of the Exchange Act. (d) [ ] Investment company registered under Section 8 of the Investment Company Act. (e) [X] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) [ ] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) [ ] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [ ] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) [ ] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act; (j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J). ITEM 4. OWNERSHIP. (a) Amount beneficially owned: 1,829,500 (b) Percent of class: 5.2% (c) Number of shares as to which the person has: ----------------------- ------------------ CUSIP NO. 669967101 13G PAGE 4 OF 4 PAGES ----------------------- ------------------ (i) Sole power to vote or to direct the vote: 1,829,500 (ii) Shared power to vote or to direct the vote: 0 (iii) Sole power to dispose or to direct the disposition of: 1,829,500 (iv) Shared power to dispose or to direct the disposition of: 0 ITEM 10. CERTIFICATIONS. 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. Date: February 13, 2004 Chilton Investment Company, Inc. By: /s/ --------------------------------------- Name: James Steinthal Title: Senior Vice President