ORBITAL SCIENCES CORP

CUSIP: 685564106 Class: COM

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

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

Q2 2014
Shares 76,341 Value ($000) $2,256 Avg Close — Range —
Q1 2014
Shares 559,030 Value ($000) $15,597 Avg Close — Range —
Q4 2013
Shares 573,080 Value ($000) $13,353 Avg Close — Range —
Q3 2013
Shares 725,230 Value ($000) $15,360 Avg Close — Range —
Q2 2013
Shares 1,179,685 Value ($000) $20,491 Avg Close — Range —