PENTAIR LTD

CUSIP: H6169Q108 Class: PNR

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q1 2014
Shares 864,832 Value ($000) $68,616 Avg Close — Range —
Q4 2013
Shares 861,392 Value ($000) $66,904 Avg Close — Range —
Q3 2013
Shares 694,851 Value ($000) $45,124 Avg Close — Range —
Q2 2013
Shares 110,535 Value ($000) $6,377 Avg Close — Range —