SOUTHWESTERN ENERGY CO

CUSIP: 845467208 Class: CVPFSTKF

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q2 2017
Shares 321,910 Value ($000) $4,682 Avg Close — Range —
Q1 2017
Shares 321,432 Value ($000) $6,323 Avg Close — Range —
Q4 2016
Shares 354,457 Value ($000) $9,062 Avg Close — Range —
Q3 2016
Shares 354,457 Value ($000) $11,245 Avg Close — Range —
Q2 2016
Shares 412,502 Value ($000) $12,348 Avg Close — Range —
Q3 2015
Shares 448,465 Value ($000) $13,938 Avg Close — Range —
Q2 2015
Shares 398,565 Value ($000) $19,677 Avg Close — Range —
Q1 2015
Shares 377,000 Value ($000) $18,997 Avg Close — Range —