MARATHON OIL CORP

CUSIP: 565849106 Class: COM

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q2 2014
Shares 6,923 Value ($000) $276 Avg Close — Range —
Q1 2014
Shares 8,066 Value ($000) $287 Avg Close — Range —
Q4 2013
Shares 9,781 Value ($000) $345 Avg Close — Range —
Q3 2013
Shares 9,781 Value ($000) $341 Avg Close — Range —
Q2 2013
Shares 9,932 Value ($000) $343 Avg Close — Range —