PENTAIR plc — Director's Dealing 2010

Sep 15, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PENTAIR INC (PNR)
CIK: 0000077360
Period of Report: 2010-09-13

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-09-13	Common Stock	M	7800	$11.375	Acquired	118074	Direct
2010-09-13	Common Stock	S	7800	$33.00	Disposed	110274	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-09-13	Employee Stock Option (right to buy)	$11.375	M	7800	Disposed	2011-01-02	Common Stock (7800)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	256230	Indirect
Common Stock	170223	Indirect
Common Stock - ESOP	1453.2501	Indirect

Footnotes

F1: The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 30, 2009.

F2: Since the date of the reporting person's last ownership form, 68,028 shares previously reported as indirectly beneficially owned by Trust have been contributed to a grantor retained annuity trust.

F3: End-of-period holdings include shares acquired under a dividend reinvestment plan in exempt transaction not required to be reported pursuant to Section 16(a).