PENTAIR plc — Director's Dealing 2012

May 24, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PENTAIR INC (PNR)
CIK: 0000077360
Period of Report: 2012-05-21

Reporting Person: Meyer Michael G (Vice President, Treasury/Tax)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-21	Common Stock	G	122	—	Disposed	30077	Direct
2012-05-22	Common Stock	G	178	—	Disposed	29899	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock - ESOP	10785.1948	Indirect
Common Stock - ESPP	1571.085	Direct
Common Stock	2092.794	Indirect

Footnotes

F1: 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).

F2: End-of-period holdings include monthly purchase(s) under the Pentair, Inc. Employee Stock Purchase and Bonus Plan (ESPP) in exempt transaction(s) pursuant to Rule 16b-3(c); and shares acquired pursuant to a dividend reinvestment feature of the ESPP.

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).