13G Filing: Citadel Investment Group and Peabody Energy Corp (BTU)

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

Kenneth Griffin

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a)
[_]

(b)   [_]

3.

SEC USE ONLY

4.

CITIZENSHIP OR PLACE OF ORGANIZATION

U.S. Citizen

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

5.

SOLE VOTING POWER

0

6.

SHARED VOTING POWER

815,035 shares

7.

SOLE DISPOSITIVE POWER

0

8.

SHARED DISPOSITIVE POWER

See Row 6 above

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

See Row 6 above

10.

CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (9) EXCLUDES

CERTAIN SHARES

[_]

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

4.4%

12.

TYPE OF REPORTING PERSON

IN; HC