SOUTHWESTERN ENERGY CO

CUSIP: 845467109 Class: Common Stock

NWAM LLC's Holding History (CIK: 0001655006)

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

Q4 2012
Shares 23,132 Value ($000) $773 Avg Close — Range —
Q3 2012
Shares 22,221 Value ($000) $773 Avg Close — Range —
Q2 2012
Shares 24,204 Value ($000) $773 Avg Close — Range —