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 *
NAVARRE RICHARD A
  2. Issuer Name and Ticker or Trading Symbol
PEABODY ENERGY CORP [BTU]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Pres & Chief Comm. Officer
(Last)
(First)
(Middle)
701 MARKET STREET
3. Date of Earliest Transaction (Month/Day/Year)
05/06/2008
(Street)

ST. LOUIS, MO 63101-1826
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
Common Stock 05/06/2008   M(1)   7,382 A $ 11.2907 7,382 (2) D  
Common Stock 05/06/2008   M(1)   14,003 A $ 17.8541 21,385 D  
Common Stock 05/06/2008   M(1)   7,796 A $ 21.9163 29,181 D  
Common Stock 05/06/2008   M(1)   18,847 A $ 34.9553 48,028 D  
Common Stock 05/06/2008   M(1)   31,769 A $ 39.8143 79,797 D  
Common Stock 05/06/2008   S(1)   7,197 D $ 65 72,600 D  
Common Stock 05/06/2008   S(1)   1,967 D $ 65.01 70,633 D  
Common Stock 05/06/2008   S(1)   2,476 D $ 65.02 68,157 D  
Common Stock 05/06/2008   S(1)   2,600 D $ 65.03 65,557 D  
Common Stock 05/06/2008   S(1)   2,400 D $ 65.04 63,157 D  
Common Stock 05/06/2008   S(1)   3,502 D $ 65.05 59,655 D  
Common Stock 05/06/2008   S(1)   4,389 D $ 65.06 55,266 D  
Common Stock 05/06/2008   S(1)   100 D $ 65.065 55,166 D  
Common Stock 05/06/2008   S(1)   3,436 D $ 65.07 51,730 D  
Common Stock 05/06/2008   S(1)   4,090 D $ 65.08 47,640 D  
Common Stock 05/06/2008   S(1)   5,000 D $ 65.09 42,640 D  
Common Stock 05/06/2008   S(1)   4,387 D $ 65.1 38,253 D  
Common Stock 05/06/2008   S(1)   5,884 D $ 65.11 32,369 D  
Common Stock 05/06/2008   S(1)   1,900 D $ 65.12 30,469 D  
Common Stock 05/06/2008   S(1)   2,594 D $ 65.13 27,875 D  
Common Stock 05/06/2008   S(1)   1,000 D $ 65.14 26,875 D  
Common Stock 05/06/2008   S(1)   100 D $ 65.145 26,775 D  
Common Stock 05/06/2008   S(1)   3,808 D $ 65.15 22,967 D  
Common Stock 05/06/2008   S(1)   1,882 D $ 65.16 21,085 D  
Common Stock 05/06/2008   S(1)   2,738 D $ 65.17 18,347 D  
Common Stock 05/06/2008   S(1)   1,097 D $ 65.18 17,250 D  
Common Stock 05/06/2008   S(1)   3,000 D $ 65.19 14,250 D  
Common Stock 05/06/2008   S(1)   300 D $ 65.21 13,950 D  
Common Stock 05/06/2008   S(1)   1,057 D $ 65.24 12,893 D  
Common Stock 05/06/2008   S(1)   600 D $ 65.25 12,293 D  

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
Employee Stock Option (right to buy) $ 11.2907 05/06/2008   M(1)     7,382 06/15/2007 06/15/2014 Common Stock 7,382 (3) 0 (4) D  
Employee Stock Option (right to buy) $ 17.8541 05/06/2008   M(1)     14,003 01/03/2008 01/03/2015 Common Stock 14,003 (3) 0 (4) D  
Employee Stock Option (right to buy) $ 21.9163 05/06/2008   M(1)     7,796   (5) 04/01/2015 Common Stock 7,796 (3) 0 (4) D  
Employee Stock Option (right to buy) $ 34.9553 05/06/2008   M(1)     18,847 01/03/2008 01/03/2017 Common Stock 18,847 (3) 37,693 (4) D  
Employee Stock Option (right to buy) $ 39.8143 05/06/2008   M(1)     31,769   (6) 01/03/2016 Common Stock 31,769 (3) 15,884 (4) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
NAVARRE RICHARD A
701 MARKET STREET
ST. LOUIS, MO 63101-1826
      Pres & Chief Comm. Officer  

Signatures

 Richard A. Navarre By: Kenneth L. Wagner Attorney-in-Fact   05/08/2008
**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 exercise/sale was effected pursuant to a pre-existing Rule 10b5-1 trading plan adopted by the reporting person.
(2) Excludes 27,050 shares previously owned directly which were contributed to the reporting person's trust on February 6, 2008. These 27,050 shares are now owned indirectly by the reporting person.
(3) Not applicable.
(4) Does not include employee stock options with different expiration dates and exercise prices.
(5) The options vested in three equal annual installments beginning April 1, 2006.
(6) The options vested in three equal annual installments beginning January 3, 2007.
 
Remarks:
1 of 2 Form 4s - Additional transactions from May 6, 2008 are reported on a separate Form 4.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

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