PENTAIR INC

CUSIP: 709631105 Class: COM

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

Note: Option positions (PUT/CALL) are excluded.

Q3 2012
Shares 3,312 Value ($000) $147 Avg Close — Range —
Q2 2012
Shares 2,993 Value ($000) $115 Avg Close — Range —
Q1 2012
Shares 1,688 Value ($000) $80 Avg Close — Range —
Q4 2011
Shares 1,688 Value ($000) $56 Avg Close — Range —