<SEC-DOCUMENT>0001193125-15-043147-index.html : 20150211
<SEC-HEADER>0001193125-15-043147.hdr.sgml : 20150211
<ACCEPTANCE-DATETIME>20150211103500
ACCESSION NUMBER:		0001193125-15-043147
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20150211
DATE AS OF CHANGE:		20150211
GROUP MEMBERS:		COLUMBIA ACORN FUND

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DONALDSON CO INC
		CENTRAL INDEX KEY:			0000029644
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				410222640
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-14189
		FILM NUMBER:		15597349

	BUSINESS ADDRESS:	
		STREET 1:		1400 W. 94TH ST.
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55431
		BUSINESS PHONE:		6128873131

	MAIL ADDRESS:	
		STREET 1:		1400 W 94TH STREET
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55431

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA WANGER ASSET MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000908733
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				043519872
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		227 W MONROE STREET
		STREET 2:		SUITE 3000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-634-9200

	MAIL ADDRESS:	
		STREET 1:		227 W MONROE ST
		STREET 2:		STE 3000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLUMBIA WANGER ASSET MANAGEMENT LP
		DATE OF NAME CHANGE:	20040427

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIBERTY WANGER ASSET MANAGEMENT LP
		DATE OF NAME CHANGE:	20010220

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WANGER ASSET MANAGEMENT LP
		DATE OF NAME CHANGE:	19990108
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>d866427dsc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: d866427dsc13ga.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d866427dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d866427dex991.htm

</DOCUMENT>
</SEC-DOCUMENT>