SC 13D/A
                       Amendment Number 12 to Schedule 13D

                                                     Page 1 of 11 Pages

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13D

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 12)*

                               VAIL RESORTS, INC.
              -----------------------------------------------------
                                (Name of Issuer)

                                  COMMON STOCK
              -----------------------------------------------------
                         (Title of Class of Securities)

                                    91879Q109
              -----------------------------------------------------
                                 (CUSIP Number)

                     Linda S. Martinson, Esq. (212) 583-2000
                767 Fifth Avenue, 49th Floor, New York, NY 10153
              -----------------------------------------------------
                  (Name, Address and Telephone Number of Person
                Authorized to Receive Notices and Communications)

                                 August 11, 2003
              -----------------------------------------------------
             (Date of Event which Requires Filing of this Statement)

If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  which is the subject of this  Schedule 13D, and is filing this
schedule because of Rule 13d-1(b)(3) or (4), check the following box [ ].

Check the following  box if a fee is being paid with this  statement [ ]. (A fee
is not required only if the filing person:  (1) has a previous statement on file
reporting  beneficial  ownership  of more  than  five  percent  of the  class of
securities  described  in Item 1;  and (2) has  filed  no  amendment  subsequent
thereto reporting  beneficial  ownership of five percent or less of such class.)
(See Rule 13d-7.)

*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
disclosures provided in a prior cover page.

The information required on 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).


                                                    SEC 1746 (12-91)

Amendment Number 12 to Schedule 13D (continued) CUSIP No. 91879Q109 Page 2 of 11 Pages - ------------------------------------------------------------------------------ 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Baron Capital Group, Inc. - ------------------------------------------------------------------------------ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - ------------------------------------------------------------------------------ 3 SEC USE ONLY - ------------------------------------------------------------------------------ 4 SOURCE OF FUNDS OO - ------------------------------------------------------------------------------ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(C) OR 2(E) [ ] - ------------------------------------------------------------------------------ 6 CITIZENSHIP OR PLACE OF ORGANIZATION - ------------------------------------------------------------------------------ NUMBER OF 7 SOLE VOTING POWER SHARES 0 BENEFICIALLY ------------------------------------------------------------ OWNED BY 8 SHARED VOTING POWER EACH 9,877,350 REPORTING ------------------------------------------------------------ PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ------------------------------------------------------------ 10 SHARED DISPOSITIVE POWER 9,928,950 - ----------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,928,950 - ------------------------------------------------------------------------------ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* - ------------------------------------------------------------------------------ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.8% - ------------------------------------------------------------------------------ 14 TYPE OF REPORTING PERSON* HC, CO - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT

Amendment Number 12 to Schedule 13D (continued) CUSIP No. 91879Q109 Page 3 of 11 Pages - ----------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON BAMCO, Inc. - ------------------------------------------------------------------------------ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - ------------------------------------------------------------------------------ 3 SEC USE ONLY - ------------------------------------------------------------------------------ 4 SOURCE OF FUNDS OO - ------------------------------------------------------------------------------ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(C) OR 2(E) [ ] - ------------------------------------------------------------------------------ 6 CITIZENSHIP OR PLACE OF ORGANIZATION - ------------------------------------------------------------------------------ NUMBER OF 7 SOLE VOTING POWER SHARES 0 BENEFICIALLY ------------------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 9,204,000 REPORTING ------------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 9,244,000 - ------------------------------------------------------------------------------ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,244,000 - ------------------------------------------------------------------------------ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* - ------------------------------------------------------------------------------ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 33.3% - ------------------------------------------------------------------------------ 14 TYPE OF REPORTING PERSON* IA, CO - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT

Amendment Number 12 to Schedule 13D (continued) CUSIP No. 91879Q109 Page 4 of 11 Pages - ------------------------------------------------------------------------------ 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Baron Capital Management, Inc. - ------------------------------------------------------------------------------ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - ------------------------------------------------------------------------------ 3 SEC USE ONLY - ------------------------------------------------------------------------------ 4 SOURCE OF FUNDS OO - ------------------------------------------------------------------------------ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(C) OR 2(E) [ ] - ------------------------------------------------------------------------------ 6 CITIZENSHIP OR PLACE OF ORGANIZATION - ------------------------------------------------------------------------------ NUMBER OF 7 SOLE VOTING POWER SHARES 0 BENEFICIALLY ------------------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 673,350 REPORTING ------------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 684,950 - ------------------------------------------------------------------------------ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 684,950 - ------------------------------------------------------------------------------ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* - ------------------------------------------------------------------------------ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 2.5% - ------------------------------------------------------------------------------ 14 TYPE OF REPORTING PERSON* IA, CO - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT

Amendment Number 12 to Schedule 13D (continued) CUSIP No. 91879Q109 Page 5 of 11 Pages - ------------------------------------------------------------------------------ 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Baron Asset Fund - ------------------------------------------------------------------------------ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - ------------------------------------------------------------------------------ 3 SEC USE ONLY - ------------------------------------------------------------------------------ 4 SOURCE OF FUNDS OO - ------------------------------------------------------------------------------ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(C) OR 2(E) [ ] - ------------------------------------------------------------------------------ 6 CITIZENSHIP OR PLACE OF ORGANIZATION - ------------------------------------------------------------------------------ NUMBER OF 7 SOLE VOTING POWER SHARES 0 BENEFICIALLY ------------------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 7,790,000 REPORTING ------------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH ------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 7,790,000 - ------------------------------------------------------------------------------ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,790,000 - ------------------------------------------------------------------------------ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* - ------------------------------------------------------------------------------ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 28.1% - ------------------------------------------------------------------------------ 14 TYPE OF REPORTING PERSON* IV, OO - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT

Amendment Number 12 to Schedule 13D (continued) CUSIP No. 91879Q109 Page 6 of 11 Pages - ------------------------------------------------------------------------------ 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Ronald Baron - ------------------------------------------------------------------------------ 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] - ------------------------------------------------------------------------------ 3 SEC USE ONLY - ------------------------------------------------------------------------------ 4 SOURCE OF FUNDS OO - ------------------------------------------------------------------------------ 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(C) OR 2(E) [ ] - ------------------------------------------------------------------------------ 6 CITIZENSHIP OR PLACE OF ORGANIZATION USA - ------------------------------------------------------------------------------ NUMBER OF 7 SOLE VOTING POWER SHARES 0 BENEFICIALLY ------------------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 9,877,350 REPORTING ------------------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH 0 ------------------------------------------------------------- 10 SHARED DISPOSITIVE POWER 9,928,950 - ------------------------------------------------------------------------------ 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,928,950 - ------------------------------------------------------------------------------ 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* - ------------------------------------------------------------------------------ 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.8% - ----------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* IN - ------------------------------------------------------------------------------ *SEE INSTRUCTIONS BEFORE FILLING OUT

Page 7 of 11 Pages Item 1. Security and Issuer (a) Name of Issuer: Vail Resorts, Inc. (b) Address of Issuer's Principal Executive Offices: P.O. Box 7 Vail, CO 81658 (c) Title and Class of Securities: Common Item 2. Identity and Background (a) Name: Baron Capital Group, Inc. ("BCG") BAMCO, Inc. ("BAMCO") Baron Capital Management, Inc. ("BCM") Baron Asset Fund ("BAF") Ronald Baron (b) Business Address: 767 Fifth Avenue New York, NY 10153 (c) Present Principal Business or Employment: BCG: Holding company BAMCO: Investment adviser BCM: Investment adviser BAF: Registered investment company Ronald Baron: CEO: BCG, BAMCO, BCM; BAF 767 Fifth Avenue New York, NY 10153 (d) Record of Convictions: No material change. (e) Record of Civil Proceedings: No material change. (f) Citizenship: No material change. Item 3. Source and Amount of Funds or Other Consideration Since the last filing, BCM directed the purchase of 6,800 shares of the Issuer for its investment advisory clients for an aggregate purchase price of $86,219. BAMCO directed the purchase of 8,000 shares of the Issuer for its investment advisory clients for an aggregate purchase price of $103,444. All of the shares were paid for by cash assets in the respective clients accounts and/or by margin borrowings pursuant to standard margin agreements.

Page 8 of 11 Pages Item 4. Purpose of Transaction No material change. Item 5. Interest in Securities of the Issuer (a) Amount and percentage beneficially owned*: BCG: 9,928,950 35.8% BAMCO: 9,244,000 33.3% BCM: 684,950 2.5% BAF: 7,790,000 28.1% Ronald Baron: 9,928,950 35.8% (b) Number of shares as to which such person has: (i) sole power to vote or direct the vote: BCG: 0 BAMCO: 0 BCM: 0 BAF: 0 Ronald Baron: 0 (ii) shared power to vote or direct the vote: BCG: 9,877,350 BAMCO: 9,204,000 BCM: 673,350 BAF: 7,790,000 Ronald Baron: 9,877,350 (iii) sole power to dispose or to direct the disposition: BCG: 0 BAMCO: 0 BCM: 0 BAF: 0 Ronald Baron: 0 (iv) shared power to dispose or direct the disposition: BCG: 9,928,950 BAMCO: 9,244,000 BCM: 684,950 BAF: 7,790,000 Ronald Baron: 9,928,950 *Reporting Persons may be deemed to share power to vote and dispose of shares referred to herein as a result of control relationships (BCG and Ronald Baron with respect to all of the shares; BAMCO with respect to the BAF shares) and pursuant to investment advisory relationships with advisory clients. Reporting Persons disclaim beneficial ownership of the shares for which they share power. (c) A schedule of transactions effected in the last forty nine days is attached hereto.

Page 9 of 11 Pages (d) Ownership of More than Five Percent on Behalf of Another Person: No material change. (e) Ownership of Less than Five Percent: Not applicable. Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer No material change. Item 7. Material to be Filed as Exhibits Exhibit 99 - 49 days of trading. 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: August 21, 2003 Baron Capital Group, Inc., BAMCO, Inc., Baron Capital Management, Inc. and Baron Asset Fund By: /s/ Ronald Baron _______________________________________ Ronald Baron, Chairman and CEO

Vail Resorts Inc.
Transaction Schedule
From 07-03-03 To 08-20-03

                                                                     Exec.
Date               Account ID       Activity        Quantity         Price
- --------          ------------     ----------      ----------      ---------

7/3/2003             bamco             sl                  2,000        14.3000
7/7/2003             bamco             sl                  3,000        14.2650
7/7/2003              bcm              sl                    200        14.3000
7/8/2003             bamco             sl                  2,500        14.2840
7/9/2003             bamco             sl                  1,300        14.2900
7/9/2003             bamco             sl                  7,500        14.2401
7/10/2003            bamco             sl                 25,000        14.0900
7/10/2003            bamco             sl                  3,700        14.1741
7/11/2003            bamco             sl                  6,800        14.2904
7/14/2003            bamco             sl                 18,800        14.3950
7/14/2003            bamco             sl                  4,400        14.5000
7/15/2003            bamco             sl                 14,000        14.4450
7/15/2003            bamco             sl                  3,400        14.5112
7/15/2003            bamco             sl                 27,600        14.4917
7/16/2003            bamco             sl                  1,800        14.5500
7/17/2003            bamco             sl                    200        14.5000
7/18/2003            bamco             sl                  8,700        14.3276
7/21/2003            bamco             sl                  7,300        13.5612
7/22/2003            bamco             sl                  3,700        13.3543
7/23/2003            bamco             sl                    300        13.2000
7/23/2003            bamco             sl                 23,000        13.0279
7/24/2003            bamco             sl                  5,800        13.2198
7/24/2003            bamco             sl                 13,100        13.3200
7/24/2003             bcm              sl                    600        13.2198
7/24/2003             bcm              sl                  1,400        13.3200
7/25/2003            bamco             sl                    300        13.4525
7/25/2003            bamco             sl                    800        13.0720
7/25/2003             bcm              sl                    100        13.4525
7/25/2003             bcm              sl                    200        13.0720
7/28/2003            bamco             sl                    600        13.5000
7/28/2003            bamco             sl                    700        13.2143
7/28/2003            bamco             sl                  4,700        13.1000
7/28/2003             bcm              sl                    300        13.1000
7/29/2003             bcm              sl                  2,100        12.8500
7/30/2003             bcm              by                  1,000        12.6100
7/30/2003             bcm              by                    800        12.6000
7/30/2003             bcm              by                  1,000        12.6000
7/30/2003             bcm              by                  4,000        12.6000
8/1/2003             bamco             sl                  6,000        13.1443
8/4/2003             bamco             by                    400        12.8575
8/4/2003             bamco             by                    900        12.9000
8/5/2003             bamco             by                  6,700        12.8793
8/5/2003             bamco             sl                 10,000        13.0000
8/7/2003             bamco             sl                  3,000        12.7667
8/8/2003             bamco             sl                 15,000        12.8460
8/11/2003            bamco             sl                 29,600        13.8059
8/11/2003            bamco             sl                  8,300        13.9337
8/11/2003            bamco             sl                112,100        13.7856
8/12/2003            bamco             sl                  3,800        14.0013
8/12/2003            bamco             sl                 18,200        14.1498
8/13/2003            bamco             sl                 22,700        13.9110
8/14/2003            bamco             sl                 10,500        14.0022
8/15/2003            bamco             sl                 13,300        14.0000
8/18/2003            bamco             sl                  4,200        13.9900
8/18/2003            bamco             sl                 41,500        13.9000
8/18/2003            bamco             sl                  4,900        13.9376
8/18/2003            bamco             sl                 14,400        13.9052
8/19/2003            bamco             sl                  6,900        14.0000
8/19/2003            bamco             sl                  4,000        14.0013
8/19/2003            bamco             sl                  8,100        14.0000
8/19/2003            bamco             sl                  7,500        14.0019
8/20/2003            bamco             sl                 50,000        14.4978