Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
FULLER MORTIMER B III
  2. Issuer Name and Ticker or Trading Symbol
GENESEE & WYOMING INC [GWR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chairman of the Board and CEO
(Last)
(First)
(Middle)
C/O GENESEE & WYOMING INC., 66 FIELD POINT ROAD
3. Date of Earliest Transaction (Month/Day/Year)
12/01/2004
(Street)

GREENWICH, CT 06830
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock, $.01 par value               29,171 (1) D  
Class B Common Stock, $.01 par value               1,422,841 (2) D  
Class A Common Stock, $.01 par value               6,393 I (3) By Wife (3)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Third Party Stock Option (Right to Buy) $ 7.2593             07/14/2000 06/29/2005 Class B Common Stock, $.01 par value 297,802 (2) (4)   297,802 (2) (4) D  
Third Party Stock Option (Right to Buy) $ 7.2593             07/18/2000 06/29/2005 Class B Common Stock, $.01 par value 297,802 (2) (4)   297,802 (2) (4) D  
Stock Option (Right to Buy) $ 4.8889             04/14/2004 04/13/2005 Class A Common Stock, $.01 par value 10,724 (5)   10,724 (5) D  
Stock Option (Right to Buy) $ 7.7611               (6) 04/05/2006 Class A Common Stock, $.01 par value 21,587 (6)   21,587 (6) D  
Stock Option (Right to Buy) $ 7.0555               (7) 04/05/2006 Class A Common Stock, $.01 par value 15,698 (7)   15,698 (7) D  
Stock Option (Right to Buy) $ 15.66               (8) 05/22/2007 Class A Common Stock, $.01 par value 7,026 (8)   7,026 (8) D  
Stock Option (Right to Buy) $ 14.2333               (9) 05/22/2007 Class A Common Stock, $.01 par value 56,724 (9)   56,724 (9) D  
Stock Option (Right to Buy) $ 14.94               (10) 07/30/2008 Class A Common Stock, $.01 par value 68,307 (10)   68,307 (10) D  
Stock Option (Right to Buy) $ 16.434               (11) 07/30/2008 Class A Common Stock, $.01 par value 6,693 (11)   6,693 (11) D  
Stock Option (Right to Buy) $ 23.45               (12) 05/11/2009 Class A Common Stock, $.01 par value 56,250 (12)   56,250 (12) D  
Contract to Sell (13) $ 0 (14)             03/08/2007 03/08/2007 Class A Common Stock, $.01 par value 225,000 (14) (15)   1 D  
Contract to Sell (16) $ 0 (17) 12/01/2004   J(16)   1   12/03/2007 12/03/2007 Class A Common Stock, $.01 par value 225,000 (15) (17) (17) 1 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
FULLER MORTIMER B III
C/O GENESEE & WYOMING INC.
66 FIELD POINT ROAD
GREENWICH, CT 06830
  X     Chairman of the Board and CEO  

Signatures

 Mortimer B. Fuller, III   12/03/2004
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This amount includes 7,725 restricted stock units granted under the Genesee & Wyoming Inc. 2004 Omnibus Incentive Plan. Each restricted stock unit represents the right to receive one share of Genesee & Wyoming Inc. Class A Common Stock. The restricted stock units vest pro rata with respect to one-third of the shares subject to the restricted stock unit award on the first, second and third anniversaries of the date of grant. As the restricted stock units vest, the corresponding number of shares of Class A Common Stock will be issued to Mr. Fuller.
(2) The Class B Common Stock is not registered pursuant to Section 12 of the Act. However, each share of Class B Common Stock is freely convertible into one share of Class A Common Stock.
(3) These shares are held by Mr. Fuller's wife. Mr. Fuller disclaims beneficial ownership of these shares.
(4) This option, previously reported by Mr. Fuller, was granted to Mr. Fuller by a third party in a negotiated transaction. Mr. Fuller holds an irrevocable proxy to vote these shares.
(5) This option was previously reported by Mr. Fuller.
(6) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 7,419 shares on 4/6/04 and 14,168 shares on 4/6/05.
(7) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 15,697 shares on 4/6/02 (exercised on 11/20/03), 15,697 shares on 4/6/03 (exercised on 11/20/03), 15,697 shares on 4/6/04 (exercised on 6/1/04) and 15,698 shares on 4/6/05.
(8) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 2 shares on 5/23/05 and 7,024 shares on 5/23/06.
(9) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 15,938 shares on 5/23/03, 15,937 shares on 5/23/04, 15,936 shares on 5/23/05 and 8,913 shares on 5/23/06.
(10) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 17,076 shares on 7/31/04, 17,077 shares on 7/31/05, 17,077 shares on 7/31/06 and 17,077 shares on 7/31/07.
(11) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 6,693 shares on 7/31/07.
(12) This option was previously reported by Mr. Fuller. Mr. Fuller can exercise the option as follows: 18,750 shares on 5/12/05, 18,750 shares on 5/12/06 and 18,750 shares on 5/12/07.
(13) On March 8, 2004, Mr. Fuller entered into a Variable Prepaid Forward transaction with Credit Suisse First Boston Capital LLC relating to 225,000 shares of Class B Common Stock, which contract expires on 3/08/07, and for which Mr. Fuller received net proceeds of $4,707,937.
(14) Under the terms of the contract, Mr. Fuller has agreed to deliver shares of Class B Common Stock (which are immediately convertible into shares of Class A Common Stock on a one-for-one basis) or shares of Class A Common Stock on the expiration date of the contract (or on an earlier date if the contract is terminated early) as follows: (i) if the Final Price is less than or equal to the Floor Price ($23.91 per share), 225,000 shares; (ii) if the Final Price is less than or equal to the Cap Price ($29.8917 per share), but greater than the Floor Price, then a number of shares equal to 225,000 times the Floor Price divided by the Final Price; (iii) if the Final Price is greater than the Cap Price, then a number of shares equal to 225,000 shares multiplied by a fraction, the numerator of which is the sum of the Floor Price and the difference between the Final Price and the Cap Price, and the denominator of which is the Final Price.
(15) In connection with the contract, Mr. Fuller has pledged 225,000 shares of Class B Common Stock to secure his obligation under the contract. Under the contract, in lieu of delivery of shares, Mr. Fuller may, at his option, settle the contract by delivery of cash.
(16) On December 1, 2004, Mr. Fuller entered into a Variable Prepaid Forward transaction with Credit Suisse First Boston Capital LLC relating to 225,000 shares of Class B Common Stock, which contract expires on 12/3/07, and for which Mr. Fuller received net proceeds of $5,355,405.
(17) Under the terms of the contract, Mr. Fuller has agreed to deliver shares of Class B Common Stock (which are immediately convertible into shares of Class A Common Stock on a one-for-one basis) or shares of Class A Common Stock on the expiration date of the contract (or on an earlier date if the contract is terminated early) as follows: (i) if the Final Price is less than or equal to the Floor Price ($27.28 per share), 225,000 shares; (ii) if the Final Price is less than or equal to the Cap Price ($34.10 per share), but greater than the Floor Price, then a number of shares equal to 225,000 times the Floor Price divided by the Final Price; (iii) if the Final Price is greater than the Cap Price, then a number of shares equal to 225,000 shares multiplied by a fraction, the numerator of which is the sum of the Floor Price and the difference between the Final Price and the Cap Price, and the denominator of which is the Final Price.

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