PENTAIR PLC

CUSIP: BLS09M3 Class: COMMON STOCK

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2015
Shares 17,171 Value ($000) $850 Avg Close — Range —
Q3 2015
Shares 24,743 Value ($000) $1,262 Avg Close — Range —
Q2 2015
Shares 31,312 Value ($000) $2,152 Avg Close — Range —
Q1 2015
Shares 95,862 Value ($000) $6,029 Avg Close — Range —
Q4 2014
Shares 100,834 Value ($000) $6,697 Avg Close — Range —
Q3 2014
Shares 106,487 Value ($000) $6,974 Avg Close — Range —
Q2 2014
Shares 212,698 Value ($000) $15,339 Avg Close — Range —