DONALDSON Co INC — Director's Dealing 2012

Jul 11, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DONALDSON CO INC (DCI)
CIK: 0000029644
Period of Report: 2012-07-10

Reporting Person: Perushek Mary Lynne (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-07-10	Common Stock	M	5989	$18.18	Acquired	21105	Direct
2012-07-10	Common Stock	F	4176	$33.05	Disposed	16929	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-07-10	Employee Stock Option (right to buy)	$18.18	M	5989	Disposed	2016-11-06	Common Stock (0)	Direct
2012-07-10	Employee Stock Option (right to buy)	$33.05	F	4176	Acquired	2016-11-06	Common Stock (4176)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	4446	Indirect
Common Stock	6220	Indirect

Footnotes

F1: On March 23, 2012, the common stock of Donaldson Company,Inc split 2-for-1. This split resulted in a 100% increase in the direct and indirect holdings.