PENTAIR plc — Director's Dealing 2005

Jun 2, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PENTAIR INC (PNR)
CIK: 0000077360
Period of Report: 2005-05-31

Reporting Person: HOGAN RANDALL J (Director, Chairman, CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-05-31	Common Stock	S	3800	$43.26	Disposed	359960	Direct
2005-05-31	Common Stock	S	4800	$43.27	Disposed	355160	Direct
2005-05-31	Common Stock	S	200	$43.31	Disposed	354960	Direct
2005-05-31	Common Stock	S	1200	$43.35	Disposed	353760	Direct
2005-06-01	Common Stock	S	5000	$43.6	Disposed	348760	Direct
2005-06-01	Common Stock	S	5000	$43.65	Disposed	343760	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	16000	Indirect
Common Stock	99072	Indirect
Common Stock - ESOP	848.1564	Indirect

Footnotes

F1: The reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 5, 2004.

F2: End-of-period holdings include ESOP allocation and shares acquired under a dividend reinvestment plan in exempt transactions not required to be reported pursuant to Section 16(a).