SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A (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 ALAMOSA HOLDINGS, INC. (Name of Issuer) Common Stock, par value $.01 per share (Title of Class of Securities) 011589108 (CUSIP Number) December 31, 2004 (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) Rule 13d-1(c) Rule 13d-1(d) CUSIP No. 011589108 13G/A 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Aristeia Capital, LLC 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP a b 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5 SOLE VOTING POWER 0 6 SHARED VOTING POWER 0 7 SOLE DISPOSITIVE POWER 0 8 SHARED DISPOSITIVE POWER 0 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.0%** 12 TYPE OF REPORTING PERSON* IA, PN *SEE INSTRUCTIONS BEFORE FILLING OUT **SEE ITEM 4(b). AMENDMENT NO. 1 TO SCHEDULE 13G This Amendment 1 Schedule 13G is being filed on behalf of Aristeia Capital, L.L.C., a Delaware limited liability company (Aristeia) relating to shares of common stock of Alamosa Holdings, Inc., a Delaware corporation (the Issuer), purchased by Aristeia Capital, L.L.C. Aristeia previously reported beneficial ownership of shares of the Issuer on a Schedule 13G filed on April 7, 2004. Item 4 Ownership. Item 4 is hereby amended and restated as follows: (a) Aristeia is the beneficial owner of 0 shares of Common Stock. Item 5 Ownership of Five Percent or Less of a Class. Item 5 is hereby amended and restated as follows: If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of equity securities, check the following [X]. Item 10 Certification. 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 14, 2005 Aristeia Capital, L.L.C. By: Robert H. Lynch, Jr. , Managing Member