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

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Page 2 of 11 SEC Filing

CUSIP No. 704549104 13G Page 2 of 10 Pages

1.

NAME OF REPORTING PERSON

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

Citadel Advisors LLC

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a)
[_]

(b)
[_]

3.

SEC USE ONLY

4.

CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

5.

SOLE VOTING POWER

0

6.

SHARED VOTING POWER

 

201,665 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)

1.1%1

12.

TYPE OF REPORTING PERSON

IA; OO; HC

_________________

1 The percentages reported in this Schedule 13G are based upon 18,535,216 shares of common stock outstanding as of December 10,
2015 (according to the Registration Statement on Form S-3 filed by the issuer with the Securities and Exchange Commission on December
10, 2015).

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