DONALDSON Co INC — Director's Dealing 2012

Sep 11, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DONALDSON CO INC (DCI)
CIK: 0000029644
Period of Report: 2012-09-10

Reporting Person: Carpenter Tod E. (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-09-10	Common Stock	M	12000	$8.89	Acquired	53929	Direct
2012-09-10	Common Stock	F	5881	$36.70	Disposed	48048	Direct
2012-09-10	Common Stock	M	11200	$15.19	Acquired	59248	Direct
2012-09-10	Common Stock	F	6783	$36.70	Disposed	52465	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-09-10	Employee Stock Option (right to buy)	$8.89	M	12000	Disposed	2012-12-05	Common Stock (12000)	Direct
2012-09-10	Employee Stock Option (right to buy)	$15.19	M	11200	Disposed	2013-12-05	Common Stock (11200)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1265	Indirect
Common Stock	7528	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.