LOCK-UP AGREEMENT 
  
  
           THIS AGREEMENT, dated as of February 10, 1999, is by and among
 Gabelli Asset Management Inc. (formerly known as Alpha G, Inc.), a New York
 corporation (the "Company"), Gabelli Funds, Inc. (to be renamed Gabelli
 Group Capital Partners, Inc.), a New York corporation ("GFI"),  Rye
 Holdings, Inc., a New York Corporation ("Rye Holdings"), and Rye Capital
 Partners, Inc., a Delaware corporation ("Rye Capital," and together with
 GFI and Rye Holdings, the "Class B Shareholders"). 
  
  
                                  RECITALS 
  
           WHEREAS, GFI is currently the sole shareholder of the Company;
 and 
  
           WHEREAS, the Company proposes to effectuate a reclassification of
 its outstanding shares of common stock into Class A Common Stock, par value
 $.001 per share (the "Class A Common Stock"), and Class B Common Stock, par
 value $.001 per share (the "Class B Common Stock"), and to raise additional
 capital by selling an aggregate of 6,000,000 shares of Class A Common Stock
 (plus an additional 900,000 shares to cover over-allotments, if any) in an
 underwritten public offering (the "Offering"); and 
  
           WHEREAS, prior to the consummation of the Offering, and as a
 result of the transfer of assets pursuant to an Asset Transfer and
 Assumption Agreement, dated as of February 9, 1999, between the Company and
 GFI, GFI is the holder of 15,360,000 shares of Class B Common Stock of the
 Company; and 
  
           WHEREAS, prior to the consummation of the Offering, and as a
 result of the transfer of assets pursuant to an Asset Transfer and
 Assumption Agreement, dated as of February 9, 1999, among the Company, Rye
 Holdings and New Institutional Services, Inc., a wholly owned subsidiary of
 the Company, Rye Holdings is  the holder of 8,400,000 shares of Class B
 Common Stock of the Company; and 
  
           WHEREAS, prior to the consummation of the Offering, and as a
 result of the transfer of assets pursuant to an Asset Transfer and
 Assumption Agreement, dated as of February 9, 1999, among the Company, Rye
 Capital and New Fixed Income, Inc., a wholly owned subsidiary of the
 Company, Rye Capital will be the holder of 240,000 shares of Class B Common
 Stock of the Company; and 
  
           WHEREAS, Rye Holdings and Rye Capital are each wholly owned
 subsidiaries of GFI; and 
  
           WHEREAS, the Company proposes to enter into a purchase agreement
 (the "Purchase Agreement") with Merrill Lynch, Pierce, Fenner & Smith
 Incorporated, Salomon Smith Barney Inc. and Gabelli & Company, Inc., as
 representatives of the several underwriters named therein (the
 "Underwriters"), in connection with the Offering, which Purchase Agreement
 will provide for the purchase by the Underwriters of the shares Class A
 Common Stock from the Company and the resale by the Underwriters of such
 shares to the public; and 
  
           WHEREAS, each of the parties recognizes that the raising of
 capital in the Offering will benefit the Company and the Class B
 Shareholders. 
  
           NOW, THEREFORE, in consideration of the foregoing, the agreements
 contained herein and for other good and valuable consideration, the receipt

 and sufficiency of which is hereby acknowledged, the parties hereto agree
 as follows: 
  
  
                                 AGREEMENT 
  
           1.   Upon the terms and subject to the conditions set forth in
 this Agreement, the parties hereby agree that without the prior written
 consent of the Company, the Class B Shareholders will not sell, offer to
 sell, solicit an offer to buy, contract to sell, grant any option to
 purchase, or otherwise transfer or dispose of, any shares of Class B Common
 Stock of the Company, or any securities convertible into or exercisable or
 exchangeable for such shares, for a period of three years after the date of
 the final Prospectus relating to the  public offering of the Class A Common
 Stock of the Company (the "Lock-Up Termination Date").  The foregoing
 restrictions, however, shall not apply to any transfer from one Class B
 Shareholder to another Class B Shareholder. 
  
           2.   In furtherance of the foregoing, the Company and State
 Street Bank and Trust Company, its Transfer Agent, are hereby authorized to
 decline to make any transfer of securities if such transfer would
 constitute a violation or breach of this Agreement. 
  
           3.   This Agreement will terminate upon the earlier of (i) the
 Lock-Up Termination Date or (ii) if the Purchase Agreement does not become
 effective or if the Purchase Agreement (other than provisions thereof which
 survive termination) is terminated, on February 26, 1999. 
  
           4.   This Agreement shall be binding also upon the successors,
 assigns, heirs and personal representatives of the Class B Shareholders. 
  
           5.   This Agreement shall be governed by, and construed in
 accordance with, the laws of the State of New York but without giving
 effect to applicable principles of conflicts of law to the extent that the
 application of the laws of another jurisdiction would be required thereby. 
  
           6.   This Agreement may be executed in one or more counterparts,
 each of which shall be an original and all of which when taken together
 shall constitute one instrument. 
  
  
           IN WITNESS WHEREOF, the parties hereto have executed this
 Agreement as of the date first written above. 
  
  
  
                      GABELLI ASSET MANAGEMENT INC. 
  
  
                      By: /s/ Robert S. Zuccaro 
                          -------------------------
                          Name:   Robert S. Zuccaro 
                          Title:  Vice President and Chief Financial
                                  Officer 
  
  
                      GABELLI FUNDS, INC.  
  
  
                      By: /s/  James E. McKee 
                          ------------------------------
                          Name:   James E. McKee 
                          Title:  Vice President, General Counsel and 
                                  Secretary 
  
  
                      RYE HOLDINGS, INC. 
  
  
                      By: /s/  James E. McKee
                          ------------------------------    
                          Name:   James E. McKee 
                          Title:  Vice President, General Counsel and 
                                  Secretary 
  
  
                      RYE CAPITAL PARTNERS, INC.  
  
  
                      By: /s/  James E. McKee 
                          --------------------------------
                          Name:  James E. McKee 
                          Title: Secretary