SOUTHWESTERN ENERGY CO

CUSIP: 845467109 Class: Common Stock

SANDS CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001020066)

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

Q2 2015
Shares 11,661,425 Value ($000) $265,064 Avg Close — Range —
Q1 2015
Shares 21,610,256 Value ($000) $501,142 Avg Close — Range —
Q4 2014
Shares 21,774,834 Value ($000) $594,235 Avg Close — Range —
Q3 2014
Shares 21,989,684 Value ($000) $768,539 Avg Close — Range —
Q2 2014
Shares 21,857,261 Value ($000) $994,287 Avg Close — Range —
Q1 2014
Shares 21,806,406 Value ($000) $1,003,313 Avg Close — Range —
Q4 2013
Shares 21,660,444 Value ($000) $851,905 Avg Close — Range —
Q3 2013
Shares 17,862,671 Value ($000) $649,844 Avg Close — Range —
Q2 2013
Shares 18,103,650 Value ($000) $661,326 Avg Close — Range —