PRECISION CASTPARTS CORP

CUSIP: 740189105 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2015
Shares 80,732 Value ($000) $18,731 Avg Close — Range —
Q3 2015
Shares 33,298 Value ($000) $7,649 Avg Close — Range —