MAGNOLIA OIL & GAS CORP

Ticker: MGY CUSIP: 559663109 Class: Common Stock

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q4 2018

Shares 325,331 Value ($000) $3,647 Avg Close $12.58 Range $9.88 - $15.23

Q3 2018

Shares 924,998 Value ($000) $13,884 Avg Close $13.05 Range $10.79 - $15.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	325,331	$3,647	$12.58	$9.88 - $15.23
Q3 2018	924,998	$13,884	$13.05	$10.79 - $15.16