PRECISION CASTPARTS CORP

CUSIP: 740189105 Class: COM

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q4 2015
Shares 1,409,764 Value ($000) $327,079,000 Avg Close — Range —
Q2 2015
Shares 144,065 Value ($000) $28,794,000 Avg Close — Range —
Q2 2014
Shares 11,937 Value ($000) $3,013,000 Avg Close — Range —