ORBITAL SCIENCES CORP

CUSIP: 685564106 Class: COM

NEW YORK STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0000314969)

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

Q4 2014
Shares 159,525 Value ($000) $4,290 Avg Close — Range —
Q3 2014
Shares 160,125 Value ($000) $4,451 Avg Close — Range —
Q2 2014
Shares 161,125 Value ($000) $4,761 Avg Close — Range —
Q1 2014
Shares 170,925 Value ($000) $4,769 Avg Close — Range —
Q4 2013
Shares 179,025 Value ($000) $4,171 Avg Close — Range —
Q3 2013
Shares 197,425 Value ($000) $4,181 Avg Close — Range —
Q2 2013
Shares 201,925 Value ($000) $3,507 Avg Close — Range —