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 *
WALCOTT ROGER B JR
  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)
EVP - Corporate Development
(Last)
(First)
(Middle)
701 MARKET STREET
3. Date of Earliest Transaction (Month/Day/Year)
04/24/2006
(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 04/24/2006   M   18,956 A $ 7.2975 51,736 D (1)  
Common Stock 04/24/2006   M   13,585 A $ 10.4875 65,321 D (1)  
Common Stock 04/24/2006   M   7,520 A $ 19.3275 72,841 D (1)  
Common Stock 04/24/2006   S   2,261 D $ 65.15 70,580 I (1) By Trust
Common Stock 04/24/2006   S   1,000 D $ 65.13 69,580 I (1) By Trust
Common Stock 04/24/2006   S   100 D $ 65.12 69,480 I (1) By Trust
Common Stock 04/24/2006   S   200 D $ 65.1 69,280 I (1) By Trust
Common Stock 04/24/2006   S   200 D $ 65.09 69,080 I (1) By Trust
Common Stock 04/24/2006   S   1,000 D $ 65.06 68,080 I (1) By Trust
Common Stock 04/24/2006   S   2,500 D $ 65.05 65,580 I (1) By Trust
Common Stock 04/24/2006   S   800 D $ 65.01 64,780 I (1) By Trust
Common Stock 04/24/2006   S   3,200 D $ 65 61,580 I (1) By Trust
Common Stock 04/24/2006   S   500 D $ 64.96 61,080 I (1) By Trust
Common Stock 04/24/2006   S   1,300 D $ 64.9 59,780 I (1) By Trust
Common Stock 04/24/2006   S   400 D $ 64.87 59,380 I (1) By Trust
Common Stock 04/24/2006   S   1,100 D $ 64.86 58,280 I (1) By Trust
Common Stock 04/24/2006   S   3,000 D $ 64.85 55,280 I (1) By Trust
Common Stock 04/24/2006   S   400 D $ 64.82 54,880 I (1) By Trust
Common Stock 04/24/2006   S   4,400 D $ 64.8 50,480 I (1) By Trust
Common Stock 04/24/2006   S   100 D $ 64.79 50,380 I (1) By Trust
Common Stock 04/24/2006   S   300 D $ 64.78 50,080 I (1) By Trust
Common Stock 04/24/2006   S   2,600 D $ 64.77 47,480 I (1) By Trust
Common Stock 04/24/2006   S   500 D $ 64.76 46,980 I (1) By Trust
Common Stock 04/24/2006   S   3,400 D $ 64.75 43,580 I (1) By Trust
Common Stock 04/24/2006   S   700 D $ 64.74 42,880 I (1) By Trust
Common Stock 04/24/2006   S   1,600 D $ 64.73 41,280 I (1) By Trust
Common Stock 04/24/2006   S   900 D $ 64.71 40,380 I (1) By Trust
Common Stock 04/24/2006   S   5,200 D $ 64.7 35,180 I (1) By Trust
Common Stock 04/24/2006   S   200 D $ 64.68 34,980 I (1) By Trust

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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) (2) $ 7.2975 04/24/2006   M     18,956 01/02/2006 01/02/2013 Common Stock 18,956 (3) 0 (4) D  
Employee Stock Option (right to buy) (2) $ 10.4875 04/24/2006   M     13,585 01/02/2006 01/02/2014 Common Stock 13,585 (3) 13,587 (4) D  
Employee Stock Option (right to buy) (2) $ 19.3275 04/24/2006   M     7,520 01/03/2006 01/03/2015 Common Stock 7,520 (3) 15,040 (4) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
WALCOTT ROGER B JR
701 MARKET STREET
ST. LOUIS, MO 63101-1826
      EVP - Corporate Development  

Signatures

 Roger B. Walcott, Jr. By: Joseph W. Bean, Attorney-in-Fact   04/26/2006
**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) Upon exercise of the options, the shares are immediately transferred to a family trust.
(2) The number of outstanding stock options and exercise prices have been adjusted to reflect the 2-for-1 stock split effected by the Company in February 2006.
(3) Not applicable.
(4) The numbers reported in this Column 9 of Table II do not include an additional 455,750 options with different expiration dates and exercise prices.
 
Remarks:
1 of 2 Form 4's-- Additional transactions from 4/24/2006 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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