<SEC-DOCUMENT>0001530950-23-000026-index.html : 20230117
<SEC-HEADER>0001530950-23-000026.hdr.sgml : 20230117
<ACCEPTANCE-DATETIME>20230117060830
ACCESSION NUMBER:		0001530950-23-000026
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		15
CONFORMED PERIOD OF REPORT:	20230115
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Shareholder Nominations Pursuant to Exchange Act Rule 14a-11
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20230117
DATE AS OF CHANGE:		20230117

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Post Holdings, Inc.
		CENTRAL INDEX KEY:			0001530950
		STANDARD INDUSTRIAL CLASSIFICATION:	GRAIN MILL PRODUCTS [2040]
		IRS NUMBER:				453355106
		STATE OF INCORPORATION:			MO
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35305
		FILM NUMBER:		23530096

	BUSINESS ADDRESS:	
		STREET 1:		2503 S. HANLEY ROAD
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63144
		BUSINESS PHONE:		314-644-7600

	MAIL ADDRESS:	
		STREET 1:		2503 S. HANLEY ROAD
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63144
</SEC-HEADER>
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<FILENAME>post-20230115.htm
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Document 1 - file: post-20230115.htm

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<DOCUMENT>
<TYPE>EX-3.1
<SEQUENCE>2
<FILENAME>ex3-1xarbylaws_jan23.htm
<DESCRIPTION>EX-3.1 - AR BYLAWS
<TEXT>
Document 2 - file: ex3-1xarbylaws_jan23.htm

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<TYPE>EX-3.2
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Document 3 - file: ex3-2xarbylaws_jan23marked.htm

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<TYPE>EX-101.SCH
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<FILENAME>post-20230115.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 4 - file: post-20230115.xsd

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<TEXT>
Document 6 - file: post-20230115_pre.xml

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<FILENAME>post-20230115_g1.jpg
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Document 7 - file: post-20230115_g1.jpg

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Document 8 - file: R1.htm

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Document 9 - file: post-20230115_htm.html

Document 9 - RAW XML: post-20230115_htm.xml

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<TYPE>EXCEL
<SEQUENCE>10
<FILENAME>Financial_Report.xlsx
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<TEXT>
Document 10 - file: Financial_Report.xlsx

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<SEQUENCE>11
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Document 11 - file: Show.js

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Document 12 - file: report.css

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<TYPE>XML
<SEQUENCE>13
<FILENAME>FilingSummary.xml
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Document 13 - file: FilingSummary.html

Document 13 - RAW XML: FilingSummary.xml

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<DOCUMENT>
<TYPE>JSON
<SEQUENCE>15
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: MetaLinks.json

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<TYPE>ZIP
<SEQUENCE>16
<FILENAME>0001530950-23-000026-xbrl.zip
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