DONALDSON Co INC — Director's Dealing 2012

Sep 21, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DONALDSON CO INC (DCI)
CIK: 0000029644
Period of Report: 2012-09-20

Reporting Person: LINNELL NORMAN C (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-09-20	Common Stock	M	25232	$14.33	Acquired	185477	Direct
2012-09-20	Common Stock	F	14916	$36.51	Disposed	170561	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-09-20	Employee Stock Option (right to buy)	$14.33	M	25232	Disposed	2012-12-05	Common Stock (25232)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	6179	Indirect
Common Stock	17237	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.