DONALDSON Co INC — Director's Dealing 2003

Aug 8, 2003

SEC Form 4/A — Form 4/A

Issuer: DONALDSON CO INC (DCI)
CIK: 0000029644
Period of Report: 2003-04-10

Reporting Person: PRIADKA NICKOLAS (Senior VP)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-04-10	Common Stock	M	21677	$28.30	Acquired	0	Direct
2003-04-10	Common Stock	F	15642	$39.48	Disposed	160775	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2003-04-10	Option (right to buy)	$28.30	M	21677	Disposed	2008-12-03	Common Stock (21677)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1987	Indirect
Common Stock	21630	Indirect
Common Stock	24358	Indirect

Footnotes

F1: Amendment to change Transaction Code from M to F regarding the 15,642 shares.