PRECISION CASTPARTS CORP

CUSIP: 740189105 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2015
Shares 47,059 Value ($000) $10,918 Avg Close — Range —
Q3 2015
Shares 49,659 Value ($000) $11,407 Avg Close — Range —
Q2 2015
Shares 53,659 Value ($000) $10,725 Avg Close — Range —
Q1 2015
Shares 54,659 Value ($000) $11,478 Avg Close — Range —
Q4 2014
Shares 58,759 Value ($000) $14,154 Avg Close — Range —
Q3 2014
Shares 58,859 Value ($000) $13,943 Avg Close — Range —
Q2 2014
Shares 356,359 Value ($000) $89,945 Avg Close — Range —
Q1 2014
Shares 356,259 Value ($000) $90,048 Avg Close — Range —
Q4 2013
Shares 356,059 Value ($000) $95,887 Avg Close — Range —
Q3 2013
Shares 356,159 Value ($000) $80,934 Avg Close — Range —
Q2 2013
Shares 326,459 Value ($000) $73,783 Avg Close — Range —